SitesBLAST

SitesBLAST – Find functional sites

SitesBLAST

Comparing SMa1872 FitnessBrowser__Smeli:SMa1872 to proteins with known functional sites using BLASTp with E ≤ 0.001.

Or try Sites on a Tree, PaperBLAST, Conserved Domains, or compare to all protein structures

Found 20 (the maximum) hits to proteins with known functional sites (download)

Q7XSN8 Serine racemase; D-serine dehydratase; D-serine ammonia-lyase; L-serine dehydratase; L-serine ammonia-lyase; EC 5.1.1.18; EC 4.3.1.18; EC 4.3.1.17 from Oryza sativa subsp. japonica (Rice) (see paper)
37% identity, 95% coverage: 7:312/323 of query aligns to 21:329/339 of Q7XSN8

query
sites
Q7XSN8

I

I

Q

H

D

S

I

I

R

R

E

E

A

A

R

Q

E

A

R

R

L

I

K

A

P

P

H

Y

V

V

R

H

H

K

T

T

P

P

L

V

L

L

R

S

A

S

E

T

K

S

I

I

E

D

K

A

A

I

A

V

G

G

C

K

Q

Q

L

L

Y

F

L

F

K

K

P

C

E

E

T

C

L

F

Q

Q

I

K

T

A

G

G

A

A

F

F

K

K

I

I

R

R

G

G

A

A

L

S

N

N

K

S

A

I

L

F

S

A

L

L

S

D

R

D

E

D

E

E

I

A

A

S

N

K

G

G

I

V

A

T

T

H

S

S

G

G

N

N

H

H

A

A

Q

A

G

A

L

V

S

A

Y

L

A

A

K

K

M

L

L

R

G

G

V

I

K

P

V

A

I

Y

L

I

V

V

L

I

P

P

V

R

T

N

T

A

P

P

K

A

I

C

K

K

I

V

E

D

N

N

T

V

K

K

A

R

L

Y

G

G

A

G

E

H

V

I

I

I

L

W

F

S

D

D

G

V

D

S

N

I

A

E

A

S

R

R

W

E

K

S

K

V

V

A

Y

K

E

R

I

V

A

Q

E

E

G

E

N

T

K

G

Y

A

A

I

V

L

I

V

H

H

G

P

F

F

E

N

D

N

P

K

V

N

V

T

M

I

A

S

G

G

Q

Q

G

G

T

T

I

V

G

S

C

L

E

E

I

L

L

L

E

E

D

E

L

V

D

P

D

E

V

I

D

D

T

T

V

I

I

I

V

V

P

P

L

I

G

S

G

G

L

L

I

I

S

S

G

G

I

V

A

A

T

L

A

A

I

A

K

K

E

A

T

I

K

N

P

P

S

S

V

I

R

R

V

I

I

L

G

A

A

A

E
|
E

P

P

A

K

L

G

T

A

P

D

K
x
D

Y

S

F

A

H

Q

S

S

R

K

V

A

N

A

K

G

E

K

R

I

T

I

S

T

L

L

P

P

L

S

K

T

N

N

T

T

I

I

A

A

D

D

G

G

L

L

R

R

I

-

S

A

V

F

P

L

G

G

Q

D

N

L

P

T

Y

W

P

P

I

V

E

R

K

D

Y

L

V

V

D

D

E

D

I

I

V

I

L

V

V

V

E

D

D

D

E

N

H

A

I

I

I

V

A

D

G

A

M

M

R

K

A

M

L

C

A

Y

K

E

D

M

A

L

K

K

L

V

I

A

A

V

E

E

P

P

A

S

A

G

S

A

I

I

G

G

V

L

G

A

A

A

L

A

L

L

A

S

G

D

I

E

I

F

D

K

V

Q

K

S

L

S

-

A

-

W

-

H

-

E

D

S

E

S

K

K

V

I

C

G

A

I

V

I

L

V

S

S

G

G

N

N

W

V

D

D

L

L

E219 (= E205) mutation to A: Reduces catalytic activity and abolishes the regulatory effect of Mg(2+) addition; when associated with A-225.
D225 (≠ K211) mutation to A: Reduces catalytic activity and abolishes the regulatory effect of Mg(2+) addition; when associated with A-219.

3l6bA X-ray crystal structure of human serine racemase in complex with malonate a potent inhibitor (see paper)
37% identity, 95% coverage: 6:312/323 of query aligns to 6:312/322 of 3l6bA

query
sites
3l6bA

T

S

I

F

Q

A

D

D

I

V

R

E

E

K

A

A

R

H

E

I

R

N

L

I

K

R

P

D

H

S

V

I

R

H

H

L

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

I

I

L

E

N

K

Q

A

L

A

T

G

G

C

R

Q

N

L

L

Y

F

L

F

K

K

P

C

E

E

T

L

L

F

Q

Q

I

K

T

T

G

G

A

S

F
|
F

K
|
K

I

I

R

R

G

G

A

A

L

L

N

N

K

A

A

V

L

R

S

S

L

L

S

V

R

R

E

K

E

P

I

K

A

A

N

-

G

-

I

V

A

T

T

H

S
|
S

G

G

N
|
N

H
|
H

A

G

Q

Q

G

A

L

L

S

T

Y

Y

A

A

K

K

M

L

L

E

G

G

V

I

K

P

V

A

I

Y

L

I

V

V

L

V

P

P

V

Q

T

T

T

A

P

P

K

D

I

C

K

K

I

K

E

L

N

A

T

I

K

Q

A

A

L

Y

G

G

A

A

E

S

V

I

I

V

L

Y

F

C

D

E

G

P

D

S

N

D

A

E

A

S

R
|
R

W

E

K

N

K

V

V

A

Y

K

E

R

I

V

A

T

E

E

G

E

N

T

K

E

Y

G

A

I

V

M

I

V

H

H

G

P

F

N

E

Q

D

E

P

P

V

A

V

V

M

I

A

A

G

G

Q

Q

G

G

T

T

I

I

G

A

C

L

E

E

I

V

L

L

E

N

D

Q

L

V

D

P

D

L

V

V

D

D

T

A

V

L

I

V

V

V

P

P

L

V

G
|
G

L
x
M

I

L

S

A

G

G

I

I

A

A

T

I

A

T

I

V

K

K

E

A

T

L

K

K

P

P

S

S

V

V

R

K

V

V

I

Y

G

A

A

A

E
|
E

P

P

A

S

L

N

T
x
A

P

D

K
x
D

Y

C

F

Y

H

Q

S

S

R

K

V

L

N

K

-

G

K

K

E

L

R

M

T

P

S

N

L

L

P

Y

L

P

K

P

N

E

T

T

I

I

A

A

D

D

G
|
G

L
x
V

R

K

I

S

S

S

V

I

P

-

G

G

Q

L

N

N

P

T

Y

W

P

P

I

I

E

R

K

D

Y

L

V

V

D

D

E

D

I

I

V

F

L

T

V

V

E

T

D

E

E

D

H

E

I

I

I

K

A

C

G

A

M

T

R

Q

A

L

L

V

A

W

K

E

D

R

A

M

K

K

L

L

I

L

A

I

E
|
E

P

P

A
x
T

A

A

S

G

I

V

G

G

V

V

G

A

A

A

L

V

L

L

A

S

G

Q

I

H

I

F

D

Q

V

T

K

V

L

S

D

P

E

E

-

V

-

K

K

N

V

I

C

C

A

I

V

V

L
|
L

S
|
S

G
|
G

G

G

N

N

W

V

D

D

L

L

active site: K54 (= K54), S77 (= S79), E203 (= E205), A207 (≠ T209), D209 (≠ K211), G232 (= G233), T278 (≠ A280), L305 (= L305), S306 (= S306)
binding malonate ion: K54 (= K54), S76 (= S78), S77 (= S79), N79 (= N81), H80 (= H82), R128 (= R130), G232 (= G233)
binding manganese (ii) ion: E203 (= E205), A207 (≠ T209), D209 (≠ K211)
binding pyridoxal-5'-phosphate: F53 (= F53), K54 (= K54), N79 (= N81), G178 (= G180), G179 (= G181), G180 (= G182), G181 (= G183), M182 (≠ L184), V233 (≠ L234), E276 (= E278), T278 (≠ A280), S306 (= S306), G307 (= G307)

7nbgDDD structure of human serine racemase in complex with DSiP fragment Z52314092, XChem fragment screen (see paper)
37% identity, 95% coverage: 6:311/323 of query aligns to 5:310/310 of 7nbgDDD

query
sites
7nbgDDD

T

S

I

F

Q

A

D

D

I

V

R

E

E

K

A

A

R

H

E

I

R

N

L

I

K

R

P

D

H

S

V

I

R

H

H

L

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

I

I

L

E

N

K

Q

A

L

A

T

G

G

C

R

Q

N

L

L

Y

F

L

F

K

K

P

C

E

E

T

L

L

F

Q

Q

I

K

T

T

G

G

A

S

F
|
F

K
|
K

I

I

R

R

G

G

A

A

L

L

N

N

K

A

A

V

L

R

S

S

L

L

S

V

R

R

E

K

E

P

I

K

A

A

N

-

G

-

I

V

A

T

T

H

S

S

S
|
S

G

G

N
|
N

H

H

A

G

Q
|
Q

G

A

L

L

S

T

Y

Y

A

A

K

K

M

L

L

E

G

G

V

I

K

P

V

A

I

Y

L
x
I

V

V

L

V

P

P

V

Q

T

T

T

A

P

P

K

D

I

C

K

K

I

K

E

L

N

A

T

I

K

Q

A

A

L
x
Y

G

G

A

A

E

S

V

I

I

V

L

Y

F

C

D

E

G

P

D

S

N

D

A

E

A

S

R

R

W

E

K

N

K

V

V

A

Y

K

E

R

I

V

A

T

E

E

G

E

N

T

K

E

Y

G

A

I

V

M

I

V

H

H

G

P

F

N

E

Q

D

E

P

P

V

A

V

V

M

I

A

A

G

G

Q

Q

G

G

T

T

I

I

G

A

C

L

E

E

I

V

L

L

E

N

D

Q

L

V

D

P

D

L

V

V

D

D

T

A

V

L

I

V

V

V

P

P

L

V

G
|
G

L
x
M

I

L

S

A

G

G

I

I

A

A

T

I

A

T

I

V

K

K

E

A

T

L

K

K

P

P

S

S

V

V

R

K

V

V

I

Y

G

A

A

A

E
|
E

P

P

A

S

L

N

T
x
A

P

D

K
x
D

Y

C

F

Y

H

Q

S

S

R

K

V

L

N

K

-

G

K

K

E

L

R

M

T

P

S

N

L

L

P

Y

L

P

K

P

N

E

T

T

I

I

A

A

D

D

G
|
G

L
x
V

R

K

I

S

S

S

V

I

P

-

G

G

Q

L

N
|
N

P

T

Y

W

P

P

I

I

E

R

K

D

Y

L

V

V

D

D

E

D

I

I

V

F

L

T

V

V

E

T

D

E

E

D

H

E

I

I

I

K

A

C

G

A

M

T

R

Q

A

L

L

V

A

W

K

E

D

R

A

M

K

K

L

L

I

L

A

I

E
|
E

P

P

A
x
T

A

A

S

G

I

V

G

G

V

V

G

A

A

A

L

V

L

L

A

S

G

Q

I

H

I

F

D

Q

V

T

K

V

L

S

D

P

E

E

-

V

-

K

K

N

V

I

C

C

A

I

V

V

L
|
L

S
|
S

G
|
G

G

G

N

N

W

V

D

D

active site: K53 (= K54), S76 (= S79), E202 (= E205), A206 (≠ T209), D208 (≠ K211), G231 (= G233), L304 (= L305), S305 (= S306)
binding calcium ion: E202 (= E205), A206 (≠ T209), D208 (≠ K211)
binding magnesium ion: N239 (= N242)
binding ortho-xylene: S76 (= S79), Q81 (= Q84), I96 (≠ L99), Y113 (≠ L116)
binding pyridoxal-5'-phosphate: F52 (= F53), K53 (= K54), N78 (= N81), G177 (= G180), G178 (= G181), G179 (= G182), G180 (= G183), M181 (≠ L184), G231 (= G233), V232 (≠ L234), E275 (= E278), T277 (≠ A280), S305 (= S306), G306 (= G307)

Sites not aligning to the query:

binding magnesium ion: 3

7nbhAAA structure of human serine racemase in complex with DSiP fragment Z26781964, XChem fragment screen (see paper)
36% identity, 95% coverage: 6:312/323 of query aligns to 5:316/320 of 7nbhAAA

query
sites
7nbhAAA

T

S

I

F

Q

A

D

D

I

V

R

E

E

K

A

A

R

H

E

I

R

N

L

I

K

R

P

D

H

S

V

I

R

H

H

L

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

I

I

L

E

N

K

Q

A

L

A

T

G

G

C

R

Q

N

L

L

Y

F

L

F

K

K

P

C

E

E

T

L

L

F

Q

Q

I

K

T

T

G

G

A

S

F

F

K
|
K

I

I

R

R

G

G

A

A

L

L

N

N

K

A

A

V

L

R

S

S

L

L

-

V

-

P

-

D

S

A

R

L

E

E

E

R

I

K

A

P

N

K

G

A

I

V

A

T

T

H

S

S

S
|
S

G

G

N

N

H

H

A
x
G

Q
|
Q

G

A

L

L

S

T

Y

Y

A

A

K

K

M

L

L

E

G

G

V

I

K

P

V

A

I

Y

L

I

V

V

L

V

P

P

V

Q

T

T

T

A

P

P

K

D

I

C

K
|
K

I

K

E

L

N

A

T
x
I

K

Q

A

A

L
x
Y

G

G

A

A

E

S

V

I

I

V

L

Y

F

C

D

E

G

P

D

S

N

D

A

E

A

S

R

R

W

E

K

N

K

V

V

A

Y

K

E

R

I

V

A

T

E

E

G

E

N

T

K

E

Y

G

A

I

V

M

I

V

H

H

G

P

F

N

E

Q

D

E

P

P

V

A

V

V

M

I

A

A

G

G

Q

Q

G

G

T

T

I

I

G

A

C

L

E

E

I

V

L

L

E

N

D

Q

L

V

D

P

D

L

V

V

D

D

T

A

V

L

I

V

V

V

P

P

L

V

G

G

L

M

I

L

S

A

G

G

I

I

A

A

T

I

A

T

I

V

K

K

E

A

T

L

K

K

P

P

S

S

V

V

R

K

V

V

I

Y

G

A

A

A

E
|
E

P

P

A

S

L

N

T
x
A

P

D

K
x
D

Y

C

F

Y

H

Q

S

S

R

K

V

L

N

K

-

G

K

K

E

L

R

M

T

P

S

N

L

L

P

Y

L

P

K

P

N

E

T

T

I

I

A

A

D
|
D

G
|
G

L

V

R

K

I

S

S

S

V

I

P

-

G

G

Q

L

N

N

P

T

Y

W

P

P

I

I

E

R

K

D

Y

L

V

V

D

D

E

D

I

I

V

F

L

T

V

V

E

T

D

E

E

D

H

E

I

I

I

K

A

C

G

A

M

T

R

Q

A

L

L

V

A

W

K

E

D

R

A

M

K

K

L

L

I

L

A

I

E

E

P
|
P

A

T

A

A

S

G

I

V

G

G

V

V

G

A

A

A

L

V

L

L

A

S

G

Q

I

H

I

F

D

Q

V

T

K

V

L

S

D

P

E

E

-

V

-

K

K

N

V

I

C

C

A

I

V

V

L
|
L

S
|
S

G

G

N
|
N

W
x
V

D
|
D

L

L

active site: K53 (= K54), S81 (= S79), E207 (= E205), A211 (≠ T209), D213 (≠ K211), G236 (= G233), L309 (= L305), S310 (= S306)
binding calcium ion: E207 (= E205), A211 (≠ T209), D213 (≠ K211)
binding N-[(1H-benzimidazol-2-yl)methyl]furan-2-carboxamide: S81 (= S79), G85 (≠ A83), Q86 (= Q84), K111 (= K109), I115 (≠ T113), Y118 (≠ L116), D235 (= D232), P281 (= P279), N313 (= N309), V314 (≠ W310), D315 (= D311)

7nbgAAA structure of human serine racemase in complex with DSiP fragment Z52314092, XChem fragment screen (see paper)
36% identity, 95% coverage: 6:312/323 of query aligns to 5:316/322 of 7nbgAAA

query
sites
7nbgAAA

T

S

I

F

Q

A

D

D

I

V

R

E

E

K

A

A

R

H

E

I

R

N

L

I

K

R

P

D

H

S

V

I

R

H

H

L

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

I

I

L

E

N

K

Q

A

L

A

T

G

G

C

R

Q

N

L

L

Y

F

L

F

K

K

P

C

E

E

T

L

L

F

Q

Q

I

K

T

T

G

G

A

S

F
|
F

K
|
K

I

I

R

R

G

G

A

A

L

L

N

N

K

A

A

V

L

R

S

S

L

L

-

V

-

P

-

D

S

A

R

L

E

E

E

R

I

K

A

P

N

K

G

A

I

V

A

T

T

H

S

S

S
|
S

G

G

N
|
N

H

H

A
x
G

Q
|
Q

G

A

L

L

S

T

Y

Y

A

A

K

K

M

L

L

E

G

G

V

I

K

P

V

A

I

Y

L
x
I

V

V

L

V

P

P

V

Q

T

T

T

A

P

P

K

D

I

C

K
|
K

I

K

E

L

N

A

T
x
I

K

Q

A

A

L
x
Y

G

G

A

A

E

S

V

I

I

V

L

Y

F

C

D

E

G

P

D

S

N

D

A

E

A

S

R

R

W

E

K

N

K

V

V

A

Y

K

E

R

I

V

A

T

E

E

G

E

N

T

K

E

Y

G

A

I

V

M

I

V

H

H

G

P

F

N

E

Q

D

E

P

P

V

A

V

V

M

I

A

A

G

G

Q

Q

G

G

T

T

I

I

G

A

C

L

E

E

I

V

L

L

E

N

D

Q

L

V

D

P

D

L

V

V

D

D

T

A

V

L

I

V

V

V

P

P

L

V

G
|
G

L
x
M

I

L

S

A

G

G

I

I

A

A

T

I

A

T

I

V

K

K

E

A

T

L

K

K

P

P

S

S

V

V

R

K

V

V

I

Y

G

A

A

A

E
|
E

P

P

A

S

L

N

T
x
A

P

D

K
x
D

Y

C

F

Y

H

Q

S

S

R

K

V

L

N

K

-

G

K

K

E

L

R

M

T

P

S

N

L

L

P

Y

L

P

K

P

N

E

T

T

I

I

A

A

D

D

G
|
G

L
x
V

R

K

I

S

S

S

V

I

P

-

G

G

Q

L

N

N

P

T

Y

W

P

P

I

I

E

R

K

D

Y

L

V

V

D

D

E

D

I

I

V

F

L

T

V

V

E

T

D

E

E

D

H

E

I

I

I

K

A

C

G

A

M

T

R

Q

A

L

L

V

A

W

K

E

D

R

A

M

K

K

L

L

I

L

A

I

E

E

P

P

A
x
T

A

A

S

G

I

V

G

G

V

V

G

A

A

A

L

V

L

L

A

S

G

Q

I

H

I

F

D

Q

V

T

K

V

L

S

D

P

E

E

-

V

-

K

K

N

V

I

C

C

A

I

V

V

L
|
L

S
|
S

G
|
G

G

G

N

N

W

V

D

D

L

L

active site: K53 (= K54), S81 (= S79), E207 (= E205), A211 (≠ T209), D213 (≠ K211), G236 (= G233), L309 (= L305), S310 (= S306)
binding calcium ion: E207 (= E205), A211 (≠ T209), D213 (≠ K211)
binding pyridoxal-5'-phosphate: F52 (= F53), K53 (= K54), N83 (= N81), G182 (= G180), G183 (= G181), G184 (= G182), G185 (= G183), M186 (≠ L184), G236 (= G233), V237 (≠ L234), T282 (≠ A280), S310 (= S306), G311 (= G307)
binding ~{N}-[2-(2-methylphenyl)ethyl]ethanamide: S81 (= S79), G85 (≠ A83), Q86 (= Q84), I101 (≠ L99), K111 (= K109), I115 (≠ T113), Y118 (≠ L116)

7nbfAAA structure of human serine racemase in complex with DSiP fragment Z126932614, XChem fragment screen (see paper)
36% identity, 95% coverage: 6:312/323 of query aligns to 5:316/323 of 7nbfAAA

query
sites
7nbfAAA

T

S

I

F

Q

A

D

D

I

V

R

E

E

K

A

A

R

H

E

I

R

N

L

I

K

R

P

D

H

S

V

I

R
x
H

H
x
L

T
|
T

P
|
P

L

V

L
|
L

R
x
T

A

S

E

S

K

I

I

L

E

N

K

Q

A

L

A

T

G

G

C

R

Q

N

L

L

Y

F

L

F

K

K

P

C

E

E

T

L

L
x
F

Q

Q

I

K

T

T

G

G

A

S

F
|
F

K
|
K

I

I

R

R

G

G

A

A

L

L

N

N

K

A

A

V

L

R

S

S

L

L

-

V

-

P

-

D

S

A

R

L

E

E

E

R

I

K

A

P

N

K

G

A

I

V

A

T

T

H

S

S

S
|
S

G

G

N
|
N

H

H

A

G

Q

Q

G

A

L

L

S

T

Y

Y

A

A

K

K

M

L

L

E

G

G

V

I

K

P

V

A

I

Y

L

I

V

V

L

V

P

P

V

Q

T

T

T

A

P

P

K

D

I

C

K

K

I

K

E

L

N

A

T

I

K

Q

A

A

L

Y

G

G

A

A

E

S

V

I

I

V

L

Y

F

C

D

E

G

P

D

S

N

D

A

E

A

S

R

R

W

E

K

N

K

V

V

A

Y

K

E

R

I

V

A

T

E

E

G

E

N

T

K

E

Y

G

A

I

V

M

I

V

H

H

G

P

F

N

E

Q

D

E

P

P

V

A

V

V

M

I

A

A

G

G

Q

Q

G

G

T

T

I

I

G

A

C

L

E

E

I

V

L

L

E

N

D

Q

L

V

D

P

D

L

V

V

D

D

T

A

V

L

I

V

V

V

P

P

L

V

G
|
G

L
x
M

I

L

S

A

G

G

I

I

A

A

T

I

A

T

I

V

K

K

E

A

T

L

K

K

P

P

S

S

V

V

R

K

V

V

I

Y

G

A

A

A

E
|
E

P

P

A

S

L

N

T
x
A

P

D

K
x
D

Y

C

F

Y

H

Q

S

S

R

K

V

L

N

K

-

G

K

K

E

L

R

M

T

P

S

N

L

L

P

Y

L

P

K

P

N

E

T

T

I

I

A

A

D

D

G
|
G

L
x
V

R

K

I

S

S

S

V

I

P

-

G

G

Q

L

N
|
N

P

T

Y

W

P

P

I

I

E

R

K

D

Y

L

V

V

D

D

E

D

I

I

V

F

L

T

V

V

E

T

D

E

E

D

H

E

I

I

I

K

A

C

G

A

M

T

R

Q

A

L

L

V

A

W

K

E

D

R

A

M

K

K

L

L

I

L

A

I

E

E

P

P

A
x
T

A

A

S

G

I

V

G

G

V

V

G

A

A

A

L

V

L

L

A

S

G

Q

I

H

I

F

D

Q

V

T

K

V

L

S

D

P

E

E

-

V

-

K

K

N

V

I

C

C

A

I

V

V

L
|
L

S
|
S

G
|
G

G

G

N

N

W

V

D

D

L

L

active site: K53 (= K54), S81 (= S79), E207 (= E205), A211 (≠ T209), D213 (≠ K211), G236 (= G233), L309 (= L305), S310 (= S306)
binding calcium ion: E207 (= E205), A211 (≠ T209), D213 (≠ K211)
binding magnesium ion: N244 (= N242)
binding pyridoxal-5'-phosphate: F52 (= F53), K53 (= K54), N83 (= N81), G182 (= G180), G183 (= G181), G184 (= G182), G185 (= G183), M186 (≠ L184), G236 (= G233), V237 (≠ L234), T282 (≠ A280), S310 (= S306), G311 (= G307)
binding 2-[(methylsulfonyl)methyl]-1H-benzimidazole: H21 (≠ R22), L22 (≠ H23), T23 (= T24), P24 (= P25), L26 (= L27), T27 (≠ R28), F46 (≠ L47)

Sites not aligning to the query:

binding magnesium ion: 3

7nbdAAA structure of human serine racemase in complex with DSiP fragment Z235449082, XChem fragment screen (see paper)
36% identity, 95% coverage: 6:312/323 of query aligns to 5:316/323 of 7nbdAAA

query
sites
7nbdAAA

T

S

I

F

Q

A

D

D

I

V

R

E

E

K

A

A

R

H

E

I

R

N

L

I

K

R

P

D

H

S

V

I

R

H

H

L

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

I

I

L

E

N

K

Q

A

L

A

T

G

G

C

R

Q

N

L

L

Y

F

L

F

K

K

P

C

E

E

T

L

L

F

Q

Q

I

K

T

T

G

G

A

S

F
|
F

K
|
K

I

I

R

R

G

G

A

A

L

L

N

N

K

A

A

V

L

R

S

S

L

L

-

V

-

P

-

D

S

A

R

L

E

E

E

R

I

K

A

P

N

K

G

A

I

V

A

T

T

H

S

S

S
|
S

G

G

N
|
N

H

H

A

G

Q

Q

G

A

L

L

S

T

Y

Y

A

A

K

K

M

L

L

E

G

G

V

I

K

P

V

A

I

Y

L

I

V

V

L

V

P

P

V

Q

T

T

T

A

P

P

K

D

I

C

K

K

I

K

E

L

N

A

T

I

K

Q

A

A

L

Y

G

G

A

A

E

S

V

I

I

V

L

Y

F

C

D

E

G

P

D

S

N

D

A

E

A

S

R

R

W

E

K

N

K

V

V

A

Y

K

E

R

I

V

A

T

E

E

G

E

N

T

K

E

Y

G

A

I

V

M

I

V

H

H

G

P

F

N

E

Q

D

E

P

P

V

A

V

V

M

I

A

A

G

G

Q

Q

G

G

T

T

I

I

G

A

C

L

E

E

I

V

L

L

E

N

D

Q

L

V

D

P

D

L

V

V

D

D

T

A

V

L

I

V

V

V

P

P

L

V

G
|
G

L
x
M

I

L

S

A

G

G

I

I

A

A

T

I

A

T

I

V

K

K

E

A

T

L

K

K

P

P

S

S

V

V

R

K

V

V

I

Y

G

A

A

A

E
|
E

P

P

A

S

L

N

T
x
A

P

D

K
x
D

Y

C

F

Y

H

Q

S

S

R

K

V

L

N

K

-

G

K

K

E

L

R

M

T

P

S

N

L

L

P

Y

L

P

K

P

N

E

T

T

I

I

A

A

D

D

G
|
G

L
x
V

R

K

I

S

S

S

V

I

P

-

G

G

Q

L

N
|
N

P

T

Y

W

P

P

I

I

E

R

K

D

Y

L

V

V

D

D

E

D

I

I

V

F

L

T

V

V

E

T

D

E

E

D

H

E

I

I

I

K

A

C

G

A

M

T

R

Q

A

L

L

V

A
x
W

K

E

D

R

A

M

K

K

L

L

I
x
L

A

I

E
|
E

P

P

A
x
T

A

A

S

G

I

V

G

G

V

V

G

A

A

A

L

V

L

L

A

S

G

Q

I

H

I

F

D

Q

V

T

K

V

L

S

D

P

E

E

-

V

-

K

K

N

V

I

C

C

A

I

V

V

L
|
L

S
|
S

G
|
G

G

G

N

N

W
x
V

D

D

L
|
L

active site: K53 (= K54), S81 (= S79), E207 (= E205), A211 (≠ T209), D213 (≠ K211), G236 (= G233), L309 (= L305), S310 (= S306)
binding calcium ion: E207 (= E205), A211 (≠ T209), D213 (≠ K211)
binding [4-(1H-benzimidazol-1-yl)phenyl]methanol: W272 (≠ A270), L278 (≠ I276), V314 (≠ W310), L316 (= L312)
binding magnesium ion: N244 (= N242)
binding pyridoxal-5'-phosphate: F52 (= F53), K53 (= K54), N83 (= N81), G182 (= G180), G183 (= G181), G184 (= G182), G185 (= G183), M186 (≠ L184), G236 (= G233), V237 (≠ L234), E280 (= E278), T282 (≠ A280), S310 (= S306), G311 (= G307)

Sites not aligning to the query:

binding magnesium ion: 3

7nbcCCC structure of human serine racemase in complex with DSiP fragment Z2856434779, XChem fragment screen (see paper)
36% identity, 95% coverage: 6:312/323 of query aligns to 5:316/323 of 7nbcCCC

query
sites
7nbcCCC

T

S

I

F

Q

A

D

D

I

V

R

E

E

K

A

A

R

H

E

I

R

N

L

I

K

R

P

D

H

S

V

I

R

H

H

L

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

I

I

L

E

N

K

Q

A

L

A

T

G

G

C

R

Q

N

L

L

Y

F

L

F

K

K

P

C

E

E

T

L

L

F

Q

Q

I

K

T

T

G

G

A

S

F
|
F

K
|
K

I

I

R

R

G

G

A

A

L

L

N

N

K

A

A

V

L

R

S

S

L

L

-

V

-

P

-

D

S

A

R

L

E

E

E

R

I

K

A

P

N

K

G

A

I

V

A
x
T

T
x
H

S

S

S
|
S

G

G

N
|
N

H
|
H

A

G

Q

Q

G

A

L

L

S

T

Y

Y

A

A

K

K

M

L

L

E

G

G

V

I

K

P

V

A

I

Y

L

I

V

V

L

V

P

P

V

Q

T

T

T

A

P

P

K

D

I

C

K

K

I

K

E

L

N

A

T

I

K

Q

A

A

L

Y

G

G

A

A

E

S

V

I

I

V

L

Y

F

C

D

E

G

P

D

S

N

D

A

E

A

S

R

R

W

E

K

N

K

V

V

A

Y

K

E

R

I

V

A

T

E

E

G

E

N

T

K

E

Y

G

A

I

V

M

I
x
V

H
|
H

G
x
P

F

N

E

Q

D

E

P

P

V

A

V

V

M

I

A

A

G

G

Q

Q

G

G

T

T

I

I

G

A

C

L

E

E

I

V

L

L

E

N

D

Q

L

V

D

P

D

L

V

V

D

D

T

A

V

L

I

V

V

V

P

P

L

V

G
|
G

L
x
M

I

L

S

A

G

G

I

I

A

A

T

I

A

T

I

V

K

K

E

A

T

L

K

K

P

P

S

S

V

V

R

K

V

V

I

Y

G

A

A

A

E
|
E

P

P

A

S

L

N

T
x
A

P

D

K
x
D

Y

C

F

Y

H

Q

S

S

R

K

V

L

N

K

-

G

K

K

E

L

R

M

T

P

S

N

L

L

P

Y

L

P

K

P

N

E

T

T

I

I

A

A

D

D

G
|
G

L
x
V

R

K

I

S

S

S

V

I

P

-

G

G

Q

L

N

N

P

T

Y

W

P

P

I

I

E

R

K

D

Y

L

V

V

D

D

E

D

I

I

V

F

L

T

V

V

E

T

D

E

E

D

H

E

I

I

I

K

A

C

G

A

M

T

R

Q

A

L

L

V

A

W

K

E

D

R

A

M

K

K

L

L

I

L

A

I

E

E

P

P

A
x
T

A

A

S

G

I

V

G

G

V

V

G

A

A

A

L

V

L

L

A

S

G

Q

I

H

I

F

D

Q

V

T

K

V

L

S

D

P

E

E

-

V

-

K

K

N

V

I

C

C

A

I

V

V

L
|
L

S
|
S

G
|
G

G

G

N

N

W

V

D

D

L

L

active site: K53 (= K54), S81 (= S79), E207 (= E205), A211 (≠ T209), D213 (≠ K211), G236 (= G233), L309 (= L305), S310 (= S306)
binding biphenyl-4-ylacetic acid: T78 (≠ A76), H79 (≠ T77), H84 (= H82), V148 (≠ I146), H149 (= H147), P150 (≠ G148)
binding calcium ion: E207 (= E205), A211 (≠ T209), D213 (≠ K211)
binding pyridoxal-5'-phosphate: F52 (= F53), K53 (= K54), N83 (= N81), G182 (= G180), G183 (= G181), G184 (= G182), G185 (= G183), M186 (≠ L184), G236 (= G233), V237 (≠ L234), T282 (≠ A280), S310 (= S306), G311 (= G307)

7nbcAAA structure of human serine racemase in complex with DSiP fragment Z2856434779, XChem fragment screen (see paper)
36% identity, 95% coverage: 6:312/323 of query aligns to 5:316/323 of 7nbcAAA

query
sites
7nbcAAA

T

S

I

F

Q

A

D

D

I

V

R

E

E

K

A

A

R

H

E

I

R

N

L

I

K

R

P

D

H

S

V

I

R

H

H

L

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

I

I

L

E

N

K

Q

A

L

A

T

G

G

C

R

Q

N

L

L

Y

F

L

F

K

K

P

C

E

E

T

L

L

F

Q

Q

I

K

T

T

G

G

A

S

F
|
F

K
|
K

I

I

R

R

G

G

A

A

L

L

N

N

K

A

A

V

L

R

S

S

L

L

-

V

-

P

-

D

S

A

R

L

E

E

E

R

I

K

A

P

N

K

G

A

I

V

A

T

T

H

S

S

S
|
S

G

G

N
|
N

H

H

A

G

Q

Q

G

A

L

L

S

T

Y

Y

A

A

K

K

M

L

L

E

G

G

V

I

K

P

V

A

I

Y

L

I

V

V

L

V

P

P

V

Q

T

T

T

A

P

P

K

D

I

C

K

K

I

K

E

L

N

A

T

I

K

Q

A

A

L

Y

G

G

A

A

E

S

V

I

I

V

L

Y

F

C

D

E

G

P

D

S

N

D

A

E

A

S

R

R

W

E

K

N

K

V

V

A

Y

K

E

R

I

V

A

T

E

E

G

E

N

T

K

E

Y

G

A

I

V

M

I

V

H

H

G

P

F

N

E

Q

D

E

P

P

V

A

V

V

M

I

A

A

G

G

Q

Q

G

G

T

T

I

I

G

A

C

L

E

E

I

V

L

L

E

N

D

Q

L

V

D

P

D

L

V

V

D

D

T

A

V

L

I

V

V

V

P

P

L

V

G
|
G

L
x
M

I

L

S

A

G

G

I

I

A

A

T

I

A

T

I

V

K

K

E

A

T

L

K

K

P

P

S

S

V

V

R

K

V

V

I

Y

G

A

A

A

E
|
E

P

P

A

S

L

N

T
x
A

P

D

K
x
D

Y

C

F

Y

H

Q

S

S

R

K

V

L

N

K

-

G

K

K

E

L

R

M

T

P

S

N

L

L

P

Y

L

P

K

P

N

E

T

T

I

I

A

A

D

D

G
|
G

L
x
V

R

K

I

S

S

S

V

I

P

-

G

G

Q

L

N
|
N

P

T

Y

W

P

P

I

I

E

R

K

D

Y

L

V

V

D

D

E

D

I

I

V

F

L

T

V

V

E

T

D

E

E

D

H

E

I

I

I

K

A

C

G

A

M

T

R

Q

A

L

L

V

A

W

K

E

D

R

A

M

K

K

L

L

I

L

A

I

E

E

P

P

A
x
T

A

A

S

G

I

V

G

G

V

V

G

A

A

A

L

V

L

L

A

S

G

Q

I

H

I

F

D

Q

V

T

K

V

L

S

D

P

E

E

-

V

-

K

K

N

V

I

C

C

A

I

V

V

L
|
L

S
|
S

G
|
G

G

G

N

N

W

V

D

D

L

L

active site: K53 (= K54), S81 (= S79), E207 (= E205), A211 (≠ T209), D213 (≠ K211), G236 (= G233), L309 (= L305), S310 (= S306)
binding calcium ion: E207 (= E205), A211 (≠ T209), D213 (≠ K211)
binding magnesium ion: N244 (= N242)
binding pyridoxal-5'-phosphate: F52 (= F53), K53 (= K54), N83 (= N81), G182 (= G180), G183 (= G181), G184 (= G182), G185 (= G183), M186 (≠ L184), G236 (= G233), V237 (≠ L234), T282 (≠ A280), S310 (= S306), G311 (= G307)

Sites not aligning to the query:

binding magnesium ion: 3

6zspAAA serine racemase bound to atp and malonate. (see paper)
36% identity, 95% coverage: 6:312/323 of query aligns to 5:309/320 of 6zspAAA

query
sites
6zspAAA

T

S

I

F

Q

A

D

D

I

V

R

E

E

K

A

A

R

H

E

I

R

N

L

I

K

R

P

D

H

S

V

I

R

H

H

L

T

T

P

P

L

V

L

L

R

T

A
x
S

E
x
S

K
x
I

I

L

E

N

K

Q

A

L

A

T

G

G

C

R

Q

N

L

L

Y

F

L

F

K

K

P

C

E

E

T

L

L

F

Q

Q

I
x
K

T
|
T

G

G

A

S

F

F

K
|
K

I

I

R

R

G

G

A

A

L

L

N

N

K

A

A

V

L

R

S

S

L

L

S

K

R

P

E

K

E

-

I

-

A

-

N

-

G

A

I

V

A

T

T

H

S
|
S

G

G

N
|
N

H
|
H

A

G

Q
|
Q

G

A

L

L

S

T

Y

Y

A

A

K

K

M

L

L

E

G

G

V

I

K

P

V

A

I

Y

L

I

V

V

L

V

P

P

V

Q

T

T

T

A

P

P

K

D

I

C

K

K

I

K

E

L

N

A

T

I

K

Q

A

A

L
x
Y

G

G

A

A

E

S

V

I

I

V

L

Y

F

C

D

E

G

P

D

S

N

D

A

E

A

S

R
|
R

W

E

K

N

K

V

V

A

Y

K

E

R

I

V

A

T

E

E

G

E

N

T

K

E

Y

G

A

I

V

M

I

V

H

H

G

P

F

N

E

Q

D

E

P

P

V

A

V

V

M

I

A

A

G

G

Q

Q

G

G

T

T

I

I

G

A

C

L

E

E

I

V

L

L

E

N

D

Q

L

V

D

P

D

L

V

V

D

D

T

A

V

L

I

V

V

V

P

P

L

V

G

G

L

M

I

L

S

A

G

G

I

I

A

A

T

I

A

T

I

V

K

K

E

A

T

L

K

K

P

P

S

S

V

V

R

K

V

V

I

Y

G

A

A

A

E
|
E

P

P

A

S

L

N

T
x
A

P

D

K
x
D

Y

C

F

Y

H

Q

S

S

R

K

V

L

N

K

-

G

K

K

E

L

R

M

T

P

S

N

L

L

P

Y

L

P

K

P

N

E

T

T

I

I

A

A

D

D

G
|
G

L

V

R

K

I
x
S

S

S

V

I

P

-

G

G

Q

L

N

N

P

T

Y

W

P

P

I

I

E

R

K

D

Y

L

V

V

D

D

E

D

I

I

V

F

L

T

V

V

E

T

D

E

E

D

H

E

I

I

I

K

A

C

G

A

M

T

R

Q

A

L

L

V

A

W

K
x
E

D
x
R

A

M

K
|
K

L

L

I

L

A

I

E

E

P

P

A

T

A

A

S

G

I

V

G

G

V

V

G

A

A

A

L

V

L

L

A

S

G

Q

I

H

I

F

D

Q

V

T

K

V

L

S

D

P

E

E

-

V

-

K

K

N

V

I

C

C

A

I

V

V

L
|
L

S
|
S

G

G

N
|
N

W

V

D

D

L

L

active site: K53 (= K54), S74 (= S79), E200 (= E205), A204 (≠ T209), D206 (≠ K211), G229 (= G233), L302 (= L305), S303 (= S306)
binding adenosine-5'-triphosphate: S28 (≠ A29), S29 (≠ E30), I30 (≠ K31), K48 (≠ I49), T49 (= T50), Q79 (= Q84), Y111 (≠ L116), E266 (≠ K271), R267 (≠ D272), K269 (= K274), N306 (= N309)
binding magnesium ion: E200 (= E205), A204 (≠ T209), D206 (≠ K211)
binding malonate ion: K53 (= K54), S73 (= S78), S74 (= S79), N76 (= N81), H77 (= H82), R125 (= R130), G229 (= G233), S232 (≠ I236)

2gn2A Crystal structure of tetrameric biodegradative threonine deaminase (tdcb) from salmonella typhimurium in complex with cmp at 2.5a resolution (hexagonal form) (see paper)
42% identity, 97% coverage: 7:318/323 of query aligns to 9:321/326 of 2gn2A

query
sites
2gn2A

I

I

Q

E

D

D

I

I

R

L

E

E

A

A

R

K

E

K

R

R

L

L

K

A

P

G

H

K

V

I

R

Y

H

K

T

T

P

G

L

M

L

P

R

R

A

S

E

N

K

Y

I

F

E

S

K

E

A

R

A

C

G

K

C

G

Q

E

L

I

Y

F

L

L

K

K

P

F

E

E

T

N

L

M

Q

Q

I
x
R

T
|
T

G
|
G

A

S

F

F

K
|
K

I

I

R

R

G

G

A

A

L

F

N

N

K

K

A

L

L

S

S

S

L

L

S

T

R

E

E

A

E

E

I

K

A

R

N

K

G

G

I

V

A

A

T

C

S

S

S
x
A

G

G

N

N

H

H

A

A

Q

Q

G

G

L

V

S

S

Y

L

A

S

A

C

K

A

M

M

L

L

G

G

V

I

K

D

V

G

I

K

L

V

V

V

L

M

P

P

V

K

T

G

T

A

P

P

K

K

I

S

K

K

I

V

E

A

N
x
A

T

T

K

C

A
x
D

L
x
Y

G

S

A

A

E

E

V

V

I

V

L

L

F

H

D

G

G

D

D

N

N

F

A

N

A

D

R

T

W

I

K

A

K

K

V

V

Y

S

E

E

I

I

A

V

E

E

G

T

N

E

K

G

Y

R

A

I

V

F

I

I

H

P

G

P

F

Y

E

D

D

D

P

P

V

K

V

V

M

I

A

A

G

G

Q

Q

G

G

T

T

I

I

G

G

C

L

E

E

I

I

L

M

E

E

D

D

L

L

D

Y

D

D

V

V

D

D

T

N

V

V

I

I

V

V

P

P

L

I

G

G

L

L

I

I

S

A

G

G

I

I

A

A

T

I

A

A

I

I

K

K

E

S

T

I

K

N

P

P

S

T

V

I

R

K

V

V

I

I

G

G

A

V

E
x
Q

P

A

-

E

-

N

-
x
V

-

H

A
x
G

L

M

T

A

P

A

K

S

Y

Y

F

Y

H

T

S

G

R

E

V

I

N

T

K

T

E

H

R

R

T

T

S

T

L

-

P

-

L

-

K

-

N

G

T

T

I

L

A

A

D

D

G
|
G

L

C

R

D

I

V

S

S

V

R

P

P

G

G

Q

N

N

L

P

T

Y

Y

P

E

I

I

I

V

E

R

K

E

Y

L

V

V

D

D

E

D

I

I

V

V

L

L

V

V

E

S

D

E

E

D

H

E

I

I

I

R

A

N

G

S

M

M

R

I

A

A

L

L

A

I

K

Q

D

R

A

N

K

K

L

V

I

I

A

T

E

E

P

G

A

A

A

G

S

A

I

L

G

A

V

C

G

A

A

A

L

L

A

S

G

G

I

K

I

L

D

D

V

S

K

H

L

I

-

Q

D

N

E

R

K

K

V

T

C

V

A

S

V

I

L
x
I

S
|
S

G

G

N
|
N

W

I

D

D

L

L

R

S

D

R

L

V

A

S

A

Q

I

I

active site: K56 (= K54), A81 (≠ S79), Q207 (≠ E205), V211 (vs. gap), G213 (≠ A207), G235 (= G233), I308 (≠ L305), S309 (= S306)
binding cytidine-5'-monophosphate: R51 (≠ I49), T52 (= T50), G53 (= G51), A114 (≠ N112), D117 (≠ A115), Y118 (≠ L116), N312 (= N309)

5cvcA Structure of maize serine racemase (see paper)
36% identity, 96% coverage: 7:315/323 of query aligns to 5:316/329 of 5cvcA

query
sites
5cvcA

I

I

Q

D

D

S

I

I

R

R

E

E

A

A

R

Q

E

A

R

R

L

I

K

A

P

P

H

Y

V

V

R

H

H

R

T

T

P

P

L

V

L

M

R

S

A

S

E

T

K

S

I

I

E

D

K

A

A

M

A

V

G

G

C

K

Q

K

L

L

Y

F

L

F

K

K

P

C

E

E

T

C

L

F

Q

Q

I

K

T

A

G

G

A

A

F
|
F

K
|
K

I

I

R

R

G

G

A

A

L

S

N

N

K

S

A

I

L

F

S

A

L

L

S

D

R

D

E

E

E

Q

I

V

A

S

N

K

G

G

I

V

A

T

T

H

S

S

S
|
S

G

G

N
|
N

H

H

A

A

Q

A

G

A

L

V

S

A

Y

L

A

A

K

K

M

L

L

R

G

G

V

I

K

P

V

A

I

H

L

I

V

V

L

I

P

P

V

R

T

N

T

A

P

P

K

A

I

S

K

K

I

V

E

E

N

N

T

V

K

K

A

C

L

Y

G

G

A

G

E

H

V

I

I

I

L

W

F

S

D

D

G

A

D

S

N

I

A

E

A

S

R

R

W

E

K

Y

K

V

V

S

Y

K

E

R

I

V

A

Q

E

E

G

E

N

T

K

G

Y

A

A

V

V

L

I

I

H

H

G

P

F

I

E

N

D

S

P

K

V

Y

V

T

M

I

A

S

G

G

Q

Q

G

G

T

T

I

V

G

S

C

L

E

E

I

L

L

L

E

E

D

Q

L

V

D

P

D

E

V

I

D

D

T

T

V

I

I

I

V

V

P

P

L

I

G
x
S

G
|
G

L

L

I

I

S

S

G

G

I

V

A

A

T

L

A

A

I

A

K

K

E

A

T

I

K

N

P

P

S

S

V

I

R

R

V

I

I

L

G

A

A

A

E
|
E

P

P

A

K

L

G

T
x
A

P

D

K
x
D

Y

S

F

A

H

Q

S

S

R

K

V

A

N

A

K

G

E

K

R

I

T

I

S

T

L

L

P

P

L

S

K

T

N

N

T

T

I

I

A

A

D

D

G
|
G

L
|
L

R

R

I

-

S

A

V

F

P

L

G

G

Q

D

N

L

P

T

Y

W

P

P

I

V

E

R

K

D

Y

L

V

V

D

D

E

D

I

V

V

I

L

V

V

V

E

D

D

D

E

T

H

A

I

I

I

V

A

D

G

A

M

M

R

K

A

M

L

C

A

Y

K

E

D

I

A

L

K

K

L

V

I

A

A

V

E
|
E

P

P

A

S

A

G

S

A

I

I

G

G

V

L

G

A

A

A

L

A

L

L

A

S

G

D

I

E

I

F

D

K

V

Q

K

S

L

S

-

A

-

W

-

H

-

E

D

S

E

S

K

K

V

I

C

G

A

I

V

I

L
x
V

S
|
S

G
|
G

G

G

N

N

W

V

D

D

L

L

R

G

D

T

L

L

active site: K52 (= K54), S77 (= S79), E203 (= E205), A207 (≠ T209), D209 (≠ K211), G231 (= G233), V306 (≠ L305), S307 (= S306)
binding magnesium ion: E203 (= E205), A207 (≠ T209), D209 (≠ K211)
binding pyridoxal-5'-phosphate: F51 (= F53), K52 (= K54), N79 (= N81), S178 (≠ G180), G179 (= G181), G180 (= G182), G181 (= G183), L232 (= L234), E275 (= E278), S307 (= S306), G308 (= G307)

Q9QZX7 Serine racemase; D-serine ammonia-lyase; D-serine dehydratase; L-serine ammonia-lyase; L-serine dehydratase; EC 5.1.1.18; EC 4.3.1.18; EC 4.3.1.17 from Mus musculus (Mouse) (see paper)
37% identity, 96% coverage: 6:315/323 of query aligns to 8:322/339 of Q9QZX7

query
sites
Q9QZX7

T

S

I

F

Q

A

D

D

I

V

R

E

E

K

A

A

R

H

E

I

R

N

L

I

K

Q

P

D

H

S

V

I

R

H

H

L

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

I

I

L

E

N

K

Q

A

I

A

A

G

G

C

R

Q

N

L

L

Y

F

L

F

K

K

P

C

E

E

T

L

L

F

Q

Q

I

K

T

T

G

G

A

S

F

F

K

K

I

I

R

R

G

G

A

A

L

L

N

N

K

A

A

I

L

R

S

G

L

L

-

I

-

P

-

D

S

T

R

P

E

E

I

K

A

P

N

K

G

A

I

V

A

T

T

H

S

S

G

G

N

N

H

H

A

G

Q

Q

G

A

L

L

S

T

Y

Y

A

A

K

K

M

L

L

E

G

G

V

I

K

P

V

A

I

Y

L

I

V

V

L

V

P

P

V

Q

T

T

T

A

P

P

K

N

I
x
C

K

K

I

K

E

L

N

A

T

I

K

Q

A

A

L

Y

G

G

A

A

E

S

V

I

I

V

L

Y

F

C

D

D

G

P

D

S

N

D

A

E

A

S

R

R

W

E

K

K

K

V

V

T

Y

Q

E

R

I

I

A

M

E

Q

G

E

N

T

K

E

Y

G

A

I

V

L

I

V

H

H

G

P

F

N

E

Q

D

E

P

P

V

A

V

V

M

I

A

A

G

G

Q

Q

G

G

T

T

I

I

G

A

C

L

E

E

I

V

L

L

E

N

D

Q

L

V

D

P

D

L

V

V

D

D

T

A

V

L

I

V

V

V

P

P

L

V

G

G

L

M

I

V

S

A

G

G

I

I

A

A

T

I

A

T

I

I

K

K

E

A

T

L

K

K

P

P

S

S

V

V

R

K

V

V

I

Y

G

A

A

A

E

E

P

P

A

S

L

N

T

A

P

D

K

D

Y

C

F

Y

H

Q

S

S

R

K

V

L

N

K

K

G

E

E

R

L

T

T

-

P

S

N

L

L

P

H

L

P

K

P

N

E

T

T

I

I

A

A

D

D

G

G

L

V

R

K

I

S

S

S

V

I

P

-

G

G

Q

L

N

N

P

T

Y

W

P

P

I

I

E

R

K

D

Y

L

V

V

D

D

E

D

I

V

V

F

L

T

V

V

E

T

D

E

E

D

H

E

I

I

I

K

A

Y

G

A

M

T

R

Q

A

L

L

V

A

W

K

G

D

R

A

M

K

K

L

L

I

L

A

I

E

E

P

P

A

T

A

A

S

G

I

V

G

A

V

L

G

A

A

A

L

V

L

L

A

S

G

Q

I

H

I

F

D

Q

V

T

K

V

L

S

D

P

E

E

-

V

-

K

K

N

V

V

C

C

A

I

V

V

L

L

S

S

G

G

N

N

W

V

D

D

L

L

R

T

D

S

L

L

C113 (≠ I108) modified: S-nitrosocysteine; mutation to S: Abolishes S-nitrosylation.

3hmkA Crystal structure of serine racemase (see paper)
37% identity, 96% coverage: 6:316/323 of query aligns to 6:321/321 of 3hmkA

query
sites
3hmkA

T

S

I

F

Q

A

D

D

I

V

R

E

E

K

A

A

R

H

E

L

R

N

L

I

K

Q

P

D

H

S

V

V

R

H

H

L

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

I

I

L

E

N

K

Q

A

I

A

A

G

G

C

R

Q

N

L

L

Y

F

L

F

K

K

P

C

E

E

T

L

L

F

Q

Q

I

K

T

T

G

G

A

S

F
|
F

K
|
K

I

I

R

R

G

G

A

A

L

L

N

N

K

A

A

I

L

R

S

G

L

L

-

I

-

P

-

D

S

T

R

L

E

E

E

G

I

K

A

P

N

K

G

A

I

V

A

T

T

H

S

S

S
|
S

G

G

N
|
N

H

H

A

G

Q

Q

G

A

L

L

S

T

Y

Y

A

A

K

K

M

L

L

E

G

G

V

I

K

P

V

A

I

Y

L

I

V

V

L

V

P

P

V

Q

T

T

T

A

P

P

K

N

I

C

K

K

I

K

E

L

N

A

T

I

K

Q

A

A

L

Y

G

G

A

A

E

S

V

I

I

V

L

Y

F

S

D

E

G

P

D

S

N

D

A

E

A

S

R

R

W

E

K

N

K

V

V

A

Y

Q

E

R

I

I

A

I

E

Q

G

E

N

T

K

E

Y

G

A

I

V

L

I

V

H

H

G

P

F

N

E

Q

D

E

P

P

V

A

V

V

M

I

A

A

G

G

Q

Q

G

G

T

T

I

I

G

A

C

L

E

E

I

V

L

L

E

N

D

Q

L

V

D

P

D

L

V

V

D

D

T

A

V

L

I

V

V

V

P

P

L

V

G
|
G

L
x
M

I

V

S

A

G

G

I

I

A

A

T

I

A

T

I

I

K

K

E

T

T

L

K

K

P

P

S

S

V

V

R

K

V

V

I

Y

G

A

A

A

E
|
E

P

P

A

S

L

N

T
x
A

P

D

K
x
D

Y

C

F

Y

H

Q

S

S

R

K

V

L

N

K

K

G

E

E

R

L

T

T

-

P

S

N

L

L

P

H

L

P

K

P

N

E

T

T

I

I

A

A

D

D

G
|
G

L
x
V

R

K

I

S

S

S

V

I

P

-

G

G

Q

L

N

N

P

T

Y

W

P

P

I

I

E

R

K

D

Y

L

V

V

D

D

E

D

I

V

V

F

L

T

V

V

E

T

D

E

E

D

H

E

I

I

I

K

A

Y

G

A

M

T

R

Q

A

L

L

V

A

W

K

E

D

R

A

M

K

K

L

L

I

L

A

I

E

E

P

P

A
x
T

A

A

S

G

I

V

G

G

V

L

G

A

A

A

L

V

L

L

A

S

G

Q

I

H

I

F

D

Q

V

T

K

V

L

S

D

P

E

E

-

V

-

K

K

N

V

I

C

C

A

I

V

V

L
|
L

S
|
S

G
|
G

G

G

N

N

W

V

D

D

L

L

R

T

D

S

L

L

A

S

active site: K54 (= K54), S82 (= S79), E208 (= E205), A212 (≠ T209), D214 (≠ K211), G237 (= G233), T283 (≠ A280), L310 (= L305), S311 (= S306)
binding manganese (ii) ion: E208 (= E205), A212 (≠ T209), D214 (≠ K211)
binding pyridoxal-5'-phosphate: F53 (= F53), K54 (= K54), N84 (= N81), G183 (= G180), G184 (= G181), G185 (= G182), G186 (= G183), M187 (≠ L184), G237 (= G233), V238 (≠ L234), T283 (≠ A280), S311 (= S306), G312 (= G307)

2zr8A Crystal structure of modified serine racemase complexed with serine (see paper)
34% identity, 97% coverage: 5:316/323 of query aligns to 4:314/319 of 2zr8A

query
sites
2zr8A

P

P

T

T

I

Y

Q

D

D

D

I

V

R

A

E

S

A

A

R

S

E

E

R

R

L

I

K

K

P

K

H

F

V

A

R

N

H

K

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

T

I

V

E

N

K

K

A

E

A

F

G

V

C

A

Q

E

L

V

Y

F

L

F

K

K

P

C

E

E

T

N

L

F

Q

Q

I

K

T

M

G

G

A

A

F
|
F

K
|
K

I

F

R

R

G

G

A

A

L

L

N

N

K

A

A

L

L

S

S

Q

L

L

S

N

R

E

E

A

E

Q

I

R

A

K

N

A

G

G

I

V

I

L

A

T

T

F

S
|
S

G

G

N
|
N

H
|
H

A

A

Q

Q

G

A

L

I

S

A

Y

L

A

S

A

A

K

K

M

I

L

L

G

G

V

I

K

P

V

A

I

K

L

I

V

I

L

M

P

P

V

L

T

D

T

A

P

P

K

E

I

A

K

K

I

V

E

A

N

A

T

T

K

K

A

G

L

Y

G

G

A

G

E

Q

V

V

I

I

L

M

F

Y

D

D

G

R

D

Y

N

K

A

D

R
|
R

W

E

K

K

K

M

V

A

Y

K

E

E

I

I

A

S

E

E

G

R

N

E

K

G

Y

L

A

T

V

I

I

I

H

P

G
x
P

F

Y

E

D

D

H

P

P

V

H

V

V

M

L

A

A

G

G

Q

Q

G

G

T

T

I

A

G

A

C

K

E

E

I

L

L

F

E

E

D

E

L

V

D

G

D

P

V

L

D

D

T

A

V

L

I

F

V

V

P

C

L

L

G
|
G

L

L

I

L

S

S

G

G

I

S

A

A

T

L

A

A

I

A

K

R

E

H

T

F

K

A

P

P

S

N

V

C

R

E

V

V

I

Y

G

G

A

V

E
|
E

P

P

A

E

L

A

T
x
G

P

N

K
x
D

Y

G

F

Q

H

Q

S

S

R

F

V

R

N

K

K

G

E

S

R

I

T

V

S

H

L

I

P

D

L

T

K

P

N

K

T

T

I

I

A

A

D
|
D

G
|
G

L
x
A

R
x
Q

I
x
T

S

Q

V

H

P

L

G

G

Q

N

N

Y

P

T

Y

F

P

S

I

I

E

K

K

E

Y

K

V

V

D

D

E

D

I

I

V

L

L

T

V

V

E

S

D

D

E

E

H

E

I

L

I

I

A

D

G

C

M

L

R

K

A

F

L

Y

A

A

K

A

D

R

A

M

K

K

L

I

I

V

A

V

E
|
E

P

P

A
x
T

A

G

S

C

I

L

G

S

V

F

G

A

A

A

L

A

L

R

A

A

G

M

I

K

I

E

D

K

V

L

K

K

L

-

D

N

E

K

K

R

V

I

C

G

A

I

V

I

L
x
I

S
|
S

G

G

N

N

W

V

D

D

L

I

R

E

D

R

L

Y

A

A

active site: K53 (= K54), S78 (= S79), E204 (= E205), G208 (≠ T209), D210 (≠ K211), G232 (= G233), I303 (≠ L305), S304 (= S306)
binding magnesium ion: E204 (= E205), G208 (≠ T209), D210 (≠ K211)
binding n-(5'-phosphopyridoxyl)-d-alanine: F52 (= F53), K53 (= K54), S77 (= S78), S78 (= S79), N80 (= N81), H81 (= H82), P147 (≠ G148), G179 (= G180), G180 (= G181), G181 (= G182), G182 (= G183), G232 (= G233), E277 (= E278), T279 (≠ A280), S304 (= S306)
binding serine: S78 (= S79), R129 (= R130), D231 (= D232), G232 (= G233), A233 (≠ L234), Q234 (≠ R235), T235 (≠ I236)

2zpuA Crystal structure of modified serine racemase from s.Pombe. (see paper)
34% identity, 97% coverage: 5:316/323 of query aligns to 4:314/319 of 2zpuA

query
sites
2zpuA

P

P

T

T

I

Y

Q

D

D

D

I

V

R

A

E

S

A

A

R

S

E

E

R

R

L

I

K

K

P

K

H

F

V

A

R

N

H

K

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

T

I

V

E

N

K

K

A

E

A

F

G

V

C

A

Q

E

L

V

Y

F

L

F

K

K

P

C

E

E

T

N

L

F

Q

Q

I

K

T

M

G

G

A

A

F
|
F

K
|
K

I

F

R

R

G

G

A

A

L

L

N

N

K

A

A

L

L

S

S

Q

L

L

S

N

R

E

E

A

E

Q

I

R

A

K

N

A

G

G

I

V

I

L

A

T

T

F

S
|
S

G

G

N
|
N

H
|
H

A

A

Q

Q

G

A

L

I

S

A

Y

L

A

S

A

A

K

K

M

I

L

L

G

G

V

I

K

P

V

A

I

K

L

I

V

I

L

M

P

P

V

L

T

D

T

A

P

P

K

E

I

A

K

K

I

V

E

A

N

A

T

T

K

K

A

G

L

Y

G

G

A

G

E

Q

V

V

I

I

L

M

F

Y

D

D

G

R

D

Y

N

K

A

D

R

R

W

E

K

K

K

M

V

A

Y

K

E

E

I

I

A

S

E

E

G

R

N

E

K

G

Y

L

A

T

V

I

I

I

H

P

G
x
P

F

Y

E

D

D

H

P

P

V

H

V

V

M

L

A

A

G

G

Q

Q

G

G

T

T

I

A

G

A

C

K

E

E

I

L

L

F

E

E

D

E

L

V

D

G

D

P

V

L

D

D

T

A

V

L

I

F

V

V

P

C

L

L

G
|
G

L

L

I

L

S

S

G

G

I

S

A

A

T

L

A

A

I

A

K

R

E

H

T

F

K

A

P

P

S

N

V

C

R

E

V

V

I

Y

G

G

A

V

E
|
E

P

P

A

E

L

A

T
x
G

P

N

K
x
D

Y

G

F

Q

H

Q

S

S

R

F

V

R

N

K

K

G

E

S

R

I

T

V

S

H

L

I

P

D

L

T

K

P

N

K

T

T

I

I

A

A

D

D

G
|
G

L

A

R

Q

I

T

S

Q

V

H

P

L

G

G

Q

N

N

Y

P

T

Y

F

P

S

I

I

E

K

K

E

Y

K

V

V

D

D

E

D

I

I

V

L

L

T

V

V

E

S

D

D

E

E

H

E

I

L

I

I

A

D

G

C

M

L

R

K

A

F

L

Y

A

A

K

A

D

R

A

M

K

K

L

I

I

V

A

V

E
|
E

P

P

A
x
T

A

G

S

C

I

L

G

S

V

F

G

A

A

A

L

A

L

R

A

A

G

M

I

K

I

E

D

K

V

L

K

K

L

-

D

N

E

K

K

R

V

I

C

G

A

I

V

I

L
x
I

S
|
S

G

G

N

N

W

V

D

D

L

I

R

E

D

R

L

Y

A

A

active site: K53 (= K54), S78 (= S79), E204 (= E205), G208 (≠ T209), D210 (≠ K211), G232 (= G233), I303 (≠ L305), S304 (= S306)
binding magnesium ion: E204 (= E205), G208 (≠ T209), D210 (≠ K211)
binding n-(5'-phosphopyridoxyl)-d-alanine: F52 (= F53), K53 (= K54), S77 (= S78), S78 (= S79), N80 (= N81), H81 (= H82), P147 (≠ G148), G179 (= G180), G180 (= G181), G181 (= G182), G182 (= G183), G232 (= G233), E277 (= E278), T279 (≠ A280), S304 (= S306)

O59791 Serine racemase; D-serine ammonia-lyase; D-serine dehydratase; L-serine ammonia-lyase; L-serine dehydratase; EC 4.3.1.17; EC 4.3.1.18; EC 5.1.1.18 from Schizosaccharomyces pombe (strain 972 / ATCC 24843) (Fission yeast) (see paper)
34% identity, 97% coverage: 5:316/323 of query aligns to 8:318/323 of O59791

query
sites
O59791

P

P

T

T

I

Y

Q

D

D

D

I

V

R

A

E

S

A

A

R

S

E

E

R

R

L

I

K

K

P

K

H

F

V

A

R

N

H

K

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

T

I

V

E

N

K

K

A

E

A

F

G

V

C

A

Q

E

L

V

Y

F

L

F

K

K

P

C

E

E

T

N

L

F

Q

Q

I

K

T

M

G

G

A

A

F

F

K

K

I

F

R

R

G

G

A

A

L

L

N

N

K

A

A

L

L

S

S

Q

L

L

S

N

R

E

E

A

E

Q

I

R

A

K

N

A

G

G

I

V

I

L

A

T

T

F

S

S

S
|
S

G

G

N

N

H

H

A

A

Q

Q

G

A

L

I

S

A

Y

L

A

S

A

A

K

K

M

I

L

L

G

G

V

I

K

P

V

A

I

K

L

I

V

I

L

M

P

P

V

L

T

D

T

A

P

P

K

E

I

A

K

K

I

V

E

A

N

A

T

T

K

K

A

G

L

Y

G

G

A

G

E

Q

V

V

I

I

L

M

F

Y

D

D

G

R

D

Y

N

K

A

D

R

R

W

E

K

K

K

M

V

A

Y

K

E

E

I

I

A

S

E

E

G

R

N

E

K

G

Y

L

A

T

V

I

I

I

H

P

G

P

F

Y

E

D

D

H

P

P

V

H

V

V

M

L

A

A

G

G

Q

Q

G

G

T

T

I

A

G

A

C

K

E

E

I

L

L

F

E

E

D

E

L

V

D

G

D

P

V

L

D

D

T

A

V

L

I

F

V

V

P

C

L

L

G

G

L

L

I

L

S

S

G

G

I

S

A

A

T

L

A

A

I

A

K

R

E

H

T

F

K

A

P

P

S

N

V

C

R

E

V

V

I

Y

G

G

A

V

E

E

P

P

A

E

L

A

T

G

P

N

K

D

Y

G

F

Q

H

Q

S

S

R

F

V

R

N

K

K

G

E

S

R

I

T

V

S

H

L

I

P

D

L

T

K

P

N

K

T

T

I

I

A

A

D

D

G

G

L

A

R

Q

I

T

S

Q

V

H

P

L

G

G

Q

N

N

Y

P

T

Y

F

P

S

I

I

E

K

K

E

Y

K

V

V

D

D

E

D

I

I

V

L

L

T

V

V

E

S

D

D

E

E

H

E

I

L

I

I

A

D

G

C

M

L

R

K

A

F

L

Y

A

A

K

A

D

R

A

M

K

K

L

I

I

V

A

V

E

E

P

P

A

T

A

G

S

C

I

L

G

S

V

F

G

A

A

A

L

A

L

R

A

A

G

M

I

K

I

E

D

K

V

L

K

K

L

-

D

N

E

K

K

R

V

I

C

G

A

I

V

I

L

I

S

S

G

G

N

N

W

V

D

D

L

I

R

E

D

R

L

Y

A

A

S82 (= S79) mutation to A: Loss of racemase activity. Reduces D-serine dehydratase activity by 99%. Slightly reduced L-serine dehydratase activity.

1wtcA Crystal structure of s.Pombe serine racemase complex with amppcp (see paper)
34% identity, 97% coverage: 5:316/323 of query aligns to 3:313/318 of 1wtcA

query
sites
1wtcA

P

P

T

T

I

Y

Q

D

D

D

I

V

R

A

E

S

A

A

R

S

E

E

R

R

L

I

K

K

P

K

H

F

V

A

R
x
N

H

K

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

T

I

V

E

N

K

K

A

E

A

F

G

V

C

A

Q

E

L

V

Y

F

L

F

K

K

P

C

E

E

T

N

L

F

Q

Q

I
x
K

T
x
M

G

G

A

A

F
|
F

K
|
K

I

F

R

R

G

G

A

A

L

L

N

N

K

A

A

L

L

S

S

Q

L

L

S

N

R

E

E

A

E

Q

I

R

A

K

N

A

G

G

I

V

I

L

A

T

T

F

S

S

S
|
S

G

G

N
|
N

H

H

A

A

Q

Q

G

A

L

I

S

A

Y

L

A

S

A

A

K

K

M

I

L

L

G

G

V

I

K

P

V

A

I

K

L

I

V

I

L

M

P

P

V

L

T

D

T

A

P

P

K

E

I

A

K

K

I

V

E
x
A

N
x
A

T

T

K

K

A

G

L
x
Y

G

G

A

G

E

Q

V

V

I

I

L

M

F

Y

D

D

G

R

D

Y

N

K

A

D

R

R

W

E

K

K

K

M

V

A

Y

K

E

E

I

I

A

S

E

E

G

R

N

E

K

G

Y

L

A

T

V

I

I

I

H

P

G

P

F

Y

E

D

D

H

P

P

V

H

V

V

M

L

A

A

G

G

Q

Q

G

G

T

T

I

A

G

A

C

K

E

E

I

L

L

F

E

E

D

E

L

V

D

G

D

P

V

L

D

D

T

A

V

L

I

F

V

V

P

C

L

L

G
|
G

L

L

I

L

S

S

G

G

I

S

A

A

T

L

A

A

I

A

K

R

E

H

T

F

K

A

P

P

S

N

V

C

R

E

V

V

I

Y

G

G

A

V

E
|
E

P

P

A

E

L

A

T
x
G

P

N

K
x
D

Y

G

F

Q

H

Q

S

S

R

F

V

R

N

K

K

G

E

S

R

I

T

V

S

H

L

I

P

D

L

T

K

P

N

K

T

T

I

I

A

A

D

D

G
|
G

L

A

R

Q

I

T

S

Q

V

H

P

L

G

G

Q

N

N

Y

P

T

Y

F

P

S

I

I

E

K

K

E

Y

K

V

V

D

D

E

D

I

I

V

L

L

T

V

V

E

S

D

D

E

E

H

E

I

L

I

I

A

D

G

C

M

L

R

K

A

F

L

Y

A

A

K

A

D

R

A

M

K

K

L

I

I

V

A

V

E
|
E

P

P

A
x
T

A

G

S

C

I

L

G

S

V

F

G

A

A

A

L

A

L

R

A

A

G

M

I

K

I

E

D

K

V

L

K

K

L

-

D

N

E

K

K

R

V

I

C

G

A

I

V

I

L
x
I

S
|
S

G

G

N

N

W

V

D

D

L

I

R

E

D

R

L

Y

A

A

active site: K52 (= K54), S77 (= S79), E203 (= E205), G207 (≠ T209), D209 (≠ K211), G231 (= G233), I302 (≠ L305), S303 (= S306)
binding phosphomethylphosphonic acid adenylate ester: N20 (≠ R22), K47 (≠ I49), M48 (≠ T50), A109 (≠ E111), A110 (≠ N112), Y114 (≠ L116)
binding magnesium ion: E203 (= E205), G207 (≠ T209), D209 (≠ K211)
binding pyridoxal-5'-phosphate: F51 (= F53), K52 (= K54), N79 (= N81), G178 (= G180), G179 (= G181), G180 (= G182), G181 (= G183), G231 (= G233), E276 (= E278), T278 (≠ A280), S303 (= S306)

1v71A Crystal structure of s.Pombe serine racemase
34% identity, 97% coverage: 5:316/323 of query aligns to 3:313/318 of 1v71A

query
sites
1v71A

P

P

T

T

I

Y

Q

D

D

D

I

V

R

A

E

S

A

A

R

S

E

E

R

R

L

I

K

K

P

K

H

F

V

A

R

N

H

K

T

T

P

P

L

V

L

L

R

T

A

S

E

S

K

T

I

V

E

N

K

K

A

E

A

F

G

V

C

A

Q

E

L

V

Y

F

L

F

K

K

P

C

E

E

T

N

L

F

Q

Q

I

K

T

M

G

G

A

A

F
|
F

K
|
K

I

F

R

R

G

G

A

A

L

L

N

N

K

A

A

L

L

S

S

Q

L

L

S

N

R

E

E

A

E

Q

I

R

A

K

N

A

G

G

I

V

I

L

A

T

T

F

S

S

S
|
S

G

G

N
|
N

H

H

A

A

Q

Q

G

A

L

I

S

A

Y

L

A

S

A

A

K

K

M

I

L

L

G

G

V

I

K

P

V

A

I

K

L

I

V

I

L

M

P

P

V

L

T

D

T

A

P

P

K

E

I

A

K

K

I

V

E

A

N

A

T

T

K

K

A

G

L

Y

G

G

A

G

E

Q

V

V

I

I

L

M

F

Y

D

D

G

R

D

Y

N

K

A

D

R

R

W

E

K

K

K

M

V

A

Y

K

E

E

I

I

A

S

E

E

G

R

N

E

K

G

Y

L

A

T

V

I

I

I

H

P

G

P

F

Y

E

D

D

H

P

P

V

H

V

V

M

L

A

A

G

G

Q

Q

G

G

T

T

I

A

G

A

C

K

E

E

I

L

L

F

E

E

D

E

L

V

D

G

D

P

V

L

D

D

T

A

V

L

I

F

V

V

P

C

L

L

G
|
G

L

L

I

L

S

S

G

G

I

S

A

A

T

L

A

A

I

A

K

R

E

H

T

F

K

A

P

P

S

N

V

C

R

E

V

V

I

Y

G

G

A

V

E
|
E

P

P

A

E

L

A

T
x
G

P

N

K
x
D

Y

G

F

Q

H

Q

S

S

R

F

V

R

N

K

K

G

E

S

R

I

T

V

S

H

L

I

P

D

L

T

K

P

N

K

T

T

I

I

A

A

D

D

G
|
G

L

A

R

Q

I

T

S

Q

V

H

P

L

G

G

Q

N

N

Y

P

T

Y

F

P

S

I

I

E

K

K

E

Y

K

V

V

D

D

E

D

I

I

V

L

L

T

V

V

E

S

D

D

E

E

H

E

I

L

I

I

A

D

G

C

M

L

R

K

A

F

L

Y

A

A

K

A

D

R

A

M

K

K

L

I

I

V

A

V

E
|
E

P

P

A
x
T

A

G

S

C

I

L

G

S

V

F

G

A

A

A

L

A

L

R

A

A

G

M

I

K

I

E

D

K

V

L

K

K

L

-

D

N

E

K

K

R

V

I

C

G

A

I

V

I

L
x
I

S
|
S

G
|
G

G

G

N

N

W

V

D

D

L

I

R

E

D

R

L

Y

A

A

active site: K52 (= K54), S77 (= S79), E203 (= E205), G207 (≠ T209), D209 (≠ K211), G231 (= G233), I302 (≠ L305), S303 (= S306)
binding magnesium ion: E203 (= E205), G207 (≠ T209), D209 (≠ K211)
binding pyridoxal-5'-phosphate: F51 (= F53), K52 (= K54), N79 (= N81), G178 (= G180), G179 (= G181), G180 (= G182), G181 (= G183), G231 (= G233), E276 (= E278), T278 (≠ A280), S303 (= S306), G304 (= G307)

A4F2N8 L-threo-3-hydroxyaspartate ammonia-lyase; L-threo-3-hydroxyaspartate dehydratase; L-THA DH; EC 4.3.1.16 from Pseudomonas sp. (see paper)
32% identity, 97% coverage: 6:318/323 of query aligns to 5:316/319 of A4F2N8

query
sites
A4F2N8

T

S

I

Y

Q

H

D

D

I

V

R

I

E

K

A

A

R

A

E

E

R

R

L

L

K

E

P

G

H

F

V

A

R

N

H

R

T

T

P

P

L

V

L

F

R

T

A

S

E

R

K

T

I

L

E

D

K

A

A

E

A

T

G

G

C

A

Q

Q

L

V

Y

F

L

I

K

K

P

C

E

E

T

N

L

L

Q

Q

I

R

T

T

G

G

A

S

F

F

K
|
K

I

F

R

R

G

G

A

A

L

F

N

N

K

A

A

L

L

S

S

R

L

F

S

D

R

E

E

A

E

Q

I

R

A

K

N

A

G

G

I

V

A

A

T

F

S

S

G

G

N

N

H

H

A

A

Q

Q

G

G

L

I

S

A

Y

L

A

A

K

R

M

L

L

L

G

Q

V

M

K

P

V

A

I

T

L

I

V

V

L

M

P

P

V

T

T

D

T

A

P

P

K

A

I

A

K

K

I

V

E

A

N

A

T

T

K

R

A

E

L

Y

G

G

A

A

E

T

V

V

I

V

L

F

F

Y

D

D

G

R

D

I

N

T

A

E

A

D

R

R

W

E

K

Q

K

I

V

G

Y

R

E

T

I

L

A

A

E

E

G

Q

N

H

K

G

Y

M

A

T

V

L

I

I

H

P

G

S

F

Y

E

D

D

H

P

P

V

D

V

V

M

L

A

A

G

G

Q

Q

G

G

T

T

I

A

G

A

C

K

E

E

I

L

L

L

E

E

D

F

L

T

D

G

D

P

V

L

D

D

T

A

V

L

I

F

V

V

P

G

L

L

G

G

L

M

I

L

S

S

G

G

I

T

A

A

T

L

A

A

I

T

K

R

E

A

T

L

K

S

P

P

S

D

V

C

R

L

V

L

I

Y

G

G

A

V

E

E

P

P

A

E

L

A

T

G

P

N

K

D

Y

G

F

Q

H

R

S

S

R

F

V

Q

N

T

K

G

E

S

R

I

T

V

S

H

L

I

P

D

L

T

K

P

N

A

T

T

I

I

A

A

D

D

G

G

L

A

R

Q

I

T

S

Q

V

H

P

L

G

G

Q

N

N

H

P

T

Y

F

P

P

I

I

E

R

K

E

Y

N

V

V

D

N

E

D

I

I

V

L

L

T

V

V

E

S

D

D

E

A

H

E

I

L

I

V

A

E

G

S

M

M

R

R

A

F

L

F

A

M

K

Q

D

R

A

M

K

K

L

M

I

V

A

V

E

E

P

P

A

T

A

G

S

C

I

L

G

G

V

L

G

A

A

A

L

-

L

L

A

R

G

N

I

L

I

K

D

Q

V

Q

K

F

L

R

D

G

E

Q

K

R

V

V

C

G

A

I

V

I

L

V

S

T

G

G

N

N

W

V

D

D

L

I

R

E

D

K

L

Y

A

A

A

S

I

L

K53 (= K54) mutation to A: Loss of enzymatic activity.

Query Sequence

>SMa1872 FitnessBrowser__Smeli:SMa1872
MRNYPTIQDIREARERLKPHVRHTPLLRAEKIEKAAGCQLYLKPETLQITGAFKIRGALN
KALSLSREEIANGIIATSSGNHAQGLSYAAKMLGVKVILVLPVTTPKIKIENTKALGAEV
ILFDGDNAARWKKVYEIAEGNKYAVIHGFEDPVVMAGQGTIGCEILEDLDDVDTVIVPLG
GGGLISGIATAIKETKPSVRVIGAEPALTPKYFHSRVNKERTSLPLKNTIADGLRISVPG
QNPYPIIEKYVDEIVLVEDEHIIAGMRALAKDAKLIAEPAASIGVGALLAGIIDVKLDEK
VCAVLSGGNWDLRDLAAIYNVAG

Or try a new SitesBLAST search

SitesBLAST's Database

SitesBLAST's database includes (1) SwissProt entries with experimentally-supported functional features; and (2) protein structures with bound ligands, from the BioLip database.

by Morgan Price, Arkin group
Lawrence Berkeley National Laboratory