SitesBLAST

SitesBLAST – Find functional sites

SitesBLAST

Comparing RR42_RS33880 FitnessBrowser__Cup4G11:RR42_RS33880 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)

Q8VBT2 L-serine dehydratase/L-threonine deaminase; SDH; L-serine deaminase; L-threonine dehydratase; TDH; EC 4.3.1.17; EC 4.3.1.19 from Mus musculus (Mouse)
49% identity, 95% coverage: 11:309/314 of query aligns to 6:315/327 of Q8VBT2

query
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Q8VBT2

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Sites not aligning to the query:

1 modified: Initiator methionine, Removed
2 modified: N-acetylalanine

1pwhA Rat liver l-serine dehydratase- complex with pyridoxyl-(o-methyl- serine)-5-monophosphate (see paper)
49% identity, 95% coverage: 11:309/314 of query aligns to 6:315/327 of 1pwhA

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active site: K41 (= K46), A65 (≠ G70), E194 (= E196), A198 (= A200), S200 (= S202), A222 (≠ S224), A269 (= A271), C303 (= C297)
binding n-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin-4-yl}methyl)-o-methyl-l-serine: F40 (= F45), K41 (= K46), S64 (= S69), A65 (≠ G70), N67 (= N72), A68 (= A73), F136 (= F139), G168 (= G170), G169 (= G171), G170 (= G172), G171 (= G173), A222 (≠ S224), G224 (= G226), C303 (= C297), G304 (= G298)

P09367 L-serine dehydratase/L-threonine deaminase; SDH; L-serine deaminase; L-threonine dehydratase; TDH; EC 4.3.1.17; EC 4.3.1.19 from Rattus norvegicus (Rat) (see paper)
44% identity, 95% coverage: 11:309/314 of query aligns to 6:351/363 of P09367

query
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P09367

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Sites not aligning to the query:

1 modified: Initiator methionine, Removed
2 modified: N-acetylalanine

P20132 L-serine dehydratase/L-threonine deaminase; SDH; L-serine deaminase; L-threonine dehydratase; TDH; EC 4.3.1.17; EC 4.3.1.19 from Homo sapiens (Human) (see paper)
49% identity, 95% coverage: 12:309/314 of query aligns to 7:315/328 of P20132

query
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P20132

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C303 (= C297) mutation to A: Loss of enzyme activity.

1p5jA Crystal structure analysis of human serine dehydratase (see paper)
49% identity, 95% coverage: 12:309/314 of query aligns to 4:312/319 of 1p5jA

query
sites
1p5jA

L

L

H

H

I

V

V

K

T

T

P

P

L

I

L

R

R

D

S

S

T

M

S

A

F

L

S

S

A

K

R

M

L

A

G

G

R

T

S

S

V

V

W

Y

F

L

K

K

M

M

E

D

A

S

L

A

Q

Q

P

P

P

S

G

G

S

S

F
|
F

K
|
K

A

I

R

R

G

G

I

I

G

G

H

H

A

F

C

C

Q

K

T

R

Y

W

K

A

E

K

W

Q

G

G

A

C

K

A

R

H

L

F

V

V

C

C

S

S

G
x
A

G

G

N
|
N

A

A

G

G

I

M

A

A

V

A

A

A

Y

Y

S

A

G

A

R

R

L

Q

L

L

G

G

V

V

P

P

V

A

T

T

V

I

V

V

P

P

E

G

T

T

S

P

A

A

A

L

A

T

R

I

E

E

R

R

I

L

A

K

A

N

E

E

G

G

A

A

E

T

L

C

V

K

V

V

Y

V

G

G

R

E

A

L

W

L

S

D

E

E

A

A

N

F

D

E

H

L

A

A

L

K

S

A

L

L

M

A

R

K

-

N

P

P

E

G

Y

W

A

V

F

Y

I

I

H

P

P

P

F

F

D

D

P

P

L

L

L

I

W

W

E

E

G

G

H

H

A

A

T

S

M

I

I

V

D

K

E

E

V

L

A

K

A

E

A

T

-

L

G

W

V

E

K

K

P

P

G

G

A

A

V

I

V

A

L

L

S

S

V
|
V

G
|
G

L

L

C

C

G

G

V

V

L

V

A

Q

G

G

L

L

E

Q

R

E

N

C

G

G

W

W

H

G

D

D

V

V

P

P

V

V

I

I

A

A

A

M

E
|
E

T

T

V

F

G

G

A
|
A

D

H

S
|
S

Y

F

A

H

A

A

S

A

L

T

A

T

A

A

G

G

A

K

Q

L

V

V

E

S

L

L

P

P

A

K

I

I

T

T

S

S

I

V

A

A

T

K

S
x
A

L

L

G

G

A

V

R

K

S

T

P

V

C

G

A

S

K

Q

A

A

L

L

E

K

W

L

S

F

K

Q

V

E

H

H

S

P

I

I

V

F

S

S

E

E

V

V

V

I

T

S

D

D

K

Q

E

E

A

A

V

V

G

A

A

A

C

I

L

E

R

K

F

F

L

V

A

D

E

D

H

E

R

K

I

I

V

L

V

V

E

E

P

P

A

A

C

C

G

G

A

A

L

L

A

A

-

V

-

Y

-

S

-

H

-

V

-

I

-

Q

-

K

L

L

E

Q

R

L

K

E

P

G

A

N

A

L

V

R

T

T

A

P

A

L

S

P

D

S

V

L

L

V

V

V

I

I

V

V

C
|
C

G
|
G

A

S

G

N

A

I

T

S

A

L

E

A

Q

Q

L

L

Q

R

A

A

active site: K38 (= K46), A62 (≠ G70), E191 (= E196), A195 (= A200), S197 (= S202), A219 (≠ S224), C300 (= C297)
binding pyridoxal-5'-phosphate: F37 (= F45), K38 (= K46), N64 (= N72), V164 (= V169), G165 (= G170), G166 (= G171), G167 (= G172), G168 (= G173), A219 (≠ S224), C300 (= C297), G301 (= G298), G302 (= G299)

Q96GA7 Serine dehydratase-like; L-serine deaminase; L-serine dehydratase/L-threonine deaminase; L-threonine dehydratase; TDH; Serine dehydratase 2; SDH 2; EC 4.3.1.19; EC 4.3.1.17 from Homo sapiens (Human) (see paper)
49% identity, 98% coverage: 2:309/314 of query aligns to 4:321/329 of Q96GA7

query
sites
Q96GA7

P

P

H

V

A

A

N

E

N

H

A

A

L

K

P

Q

A

E

S

P

L

F

H

H

I

V

V

V

T

T

P

P

L

L

R

E

S

S

T

W

S

A

F

L

S

S

A

Q

R

V

L

A

G

G

R

M

S

P

V

V

W

F

F

L

K

K

M

C

E

E

A

N

L

V

Q

Q

P

P

P

S

G

G

S

S

F

F

K

K

A

I

R

R

G

G

I

I

G

G

H

H

A

F

C

C

Q

Q

T

E

Y

M

K

A

E

K

W

K

G

G

A

C

K

R

R

H

L

L

V

V

C

C

S

S

G
|
G

G

G

N

N

A

A

G

G

I

I

A

A

V

A

A

A

Y

Y

S

A

G

A

R

R

L

K

L

L

G

G

V

I

P

P

V

A

T

T

V

I

V

V

V

L

P

P

E

E

T

S

T

T

S

S

A

L

A

Q

A

V

R

V

E

Q

R

R

I

L

A

Q

A

G

E

E

G

G

A

A

E

E

L

V

V

Q

V

L

Y

T

G

G

R

K

A

V

W

W

S

D

E

E

A

A

N

N

D

L

H

R

A

A

L

Q

S

E

L

L

-

A

M

K

R

R

P

D

E

G

Y

W

A

E

F

N

I

V

H

P

P

P

F

F

D

D

D

H

P

P

L

L

L

I

W

W

E

K

G

G

H

H

A

A

T

S

M

L

I

V

D

Q

E

E

V

L

A

K

A

A

A

V

-

L

G

R

V

T

K

P

P

P

G

G

A

A

V

L

V

V

L

L

S

A

V

V

G

G

L

L

C

A

G

G

V

V

L

V

A

A

G

G

L

L

E

L

R

E

N

V

G

G

W

W

H

Q

D

H

V

V

P

P

V

I

I

I

A

A

A

M

E

E

T

T

V

H

G

G

A

A

D

H

S

C

Y

F

A

N

A

A

S

A

L

I

A

T

A

A

G

G

A

K

Q

L

V

V

E

T

L

L

P

P

A

D

I

I

T

T

S

S

I

V

A

A

T

K

S

S

L

L

G

G

A

A

R

K

S

T

P

V

C

A

A

A

K

R

A

A

L

L

E

E

W

C

S

M

K

Q

V

V

H

C

S

K

I

I

V

H

S

S

E

E

V

V

T

E

D

D

K

T

E

E

A

A

V

V

G

S

A

A

C

V

L

Q

R

Q

F

L

L

L

A

D

E

D

H

E

R

R

I

M

V

L

V

V

E

E

P

P

A

A

C

C

G

G

A

A

L

L

A

A

-

I

-

Y

-

S

-

G

-

L

-

R

L

L

E

Q

R

A

K

E

P

G

A

C

A

L

V

P

T

P

A

S

A

L

S

T

D

S

V

V

L

V

V

V

I

I

V

V

C
|
C

G

G

A

N

G

N

A

I

T

N

A

S

E

R

Q

E

L

L

Q

Q

A

A

G72 (= G70) mutation to A: Strongly increased enzyme activity towards threonine.
C309 (= C297) mutation to A: Loss of enzyme activity.

2rkbA Serine dehydratase like-1 from human cancer cells (see paper)
50% identity, 95% coverage: 12:309/314 of query aligns to 4:311/318 of 2rkbA

query
sites
2rkbA

L

F

H

H

I

V

V

V

T

T

P

P

L

L

R

E

S

S

T

W

S

A

F

L

S

S

A

Q

R

V

L

A

G

G

R

M

S

P

V

V

W

F

F

L

K

K

M

C

E

E

A

N

L

V

Q

Q

P

P

P

S

G

G

S

S

F
|
F

K
|
K

A

I

R

R

G

G

I

I

G

G

H

H

A

F

C

C

Q

Q

T

E

Y

M

K

A

E

K

W

K

G

G

A

C

K

R

R

H

L

L

V

V

C

C

S

S

G
|
G

G

G

N
|
N

A

A

G

G

I

I

A

A

V

A

A

A

Y

Y

S

A

G

A

R

R

L

K

L

L

G

G

V

I

P

P

V

A

T

T

V

I

V

V

V

L

P

P

E

E

T

S

T

T

S

S

A

L

A

Q

A

V

R

V

E

Q

R

R

I

L

A

Q

A

G

E

E

G

G

A

A

E

E

L

V

V

Q

V

L

Y

T

G

G

R

K

A

V

W

W

S

D

E

E

A

A

N

N

D

L

H

R

A

A

L

Q

S

E

L

L

-

A

M

K

R

R

P

D

E

G

Y

W

A

E

F

N

I

V

H

P

P

P

F

F

D

D

D

H

P

P

L

L

L

I

W

W

E

K

G

G

H

H

A

A

T

S

M

L

I

V

D

Q

E

E

V

L

A

K

A

A

A

V

-

L

G

R

V

T

K

P

P

P

G

G

A

A

V

L

V

V

L

L

S

A

V

V

G
|
G

L

L

C

A

G

G

V

V

L

V

A

A

G

G

L

L

E

L

R

E

N

V

G

G

W

W

H

Q

D

H

V

V

P

P

V

I

I

I

A

A

A

M

E
|
E

T

T

V

H

G

G

A
|
A

D

H

S
x
C

Y

F

A

N

A

A

S

A

L

I

A

T

A

A

G

G

A

K

Q

L

V

V

E

T

L

L

P

P

A

D

I

I

T

T

S

S

I

V

A

A

T

K

S
|
S

L

L

G

G

A

A

R

K

S

T

P

V

C

A

A

A

K

R

A

A

L

L

E

E

W

C

S

M

K

Q

V

V

H

C

S

K

I

I

V

H

S

S

E

E

V

V

T

E

D

D

K

T

E

E

A

A

V

V

G

S

A

A

C

V

L

Q

R

Q

F

L

L

L

A

D

E

D

H

E

R

R

I

M

V

L

V

V

E

E

P

P

A
|
A

C

C

G

G

A

A

L

L

A

A

-

I

-

Y

-

S

-

G

-

L

-

R

L

L

E

Q

R

A

K

E

P

G

A

C

A

L

V

P

T

P

A

S

A

L

S

T

D

S

V

V

L

V

V

V

I

I

V

V

C
|
C

G

G

A

N

G

N

A

I

T

N

A

S

E

R

Q

E

L

L

Q

Q

A

A

active site: K38 (= K46), G62 (= G70), E190 (= E196), A194 (= A200), C196 (≠ S202), S218 (= S224), A265 (= A271), C299 (= C297)
binding pyridoxal-5'-phosphate: F37 (= F45), K38 (= K46), N64 (= N72), G164 (= G170), G165 (= G171), G166 (= G172), G167 (= G173), S218 (= S224), C299 (= C297)

5c3uA Crystal structure of a fungal l-serine ammonia-lyase from rhizomucor miehei (see paper)
37% identity, 96% coverage: 11:312/314 of query aligns to 2:312/315 of 5c3uA

query
sites
5c3uA

S

S

L

L

H

H

I

V

V

A

T

T

P

P

L

L

R

H

S

A

T

P

S

N

F

L

S

T

A

K

R

E

L

L

G

E

R

C

S

N

V

V

W

F

F

L

K

K

M

M

E

E

A

N

L

I

Q

Q

P

P

P

S

G

G

S

S

F

V

K
|
K

A

M

R

R

G

G

I

I

G

G

H

A

A

F

C

C

-

Y

Q

Q

T

A

Y

V

K

Q

E

T

W

R

G

G

A

T

K

N

-

I

R

Q

L

F

V

V

C

C

S

G

S

S

G
|
G

G

P

N
|
N

A

T

G

V

I

L

A

A

V

V

A

S

Y

Y

S

C

G

A

R

R

L

Q

L

L

G

G

V

V

P

E

V

A

T

I

V

I

V

V

P

P

E

K

T

A

T

T

S

N

A

E

A

R

A

I

R

C

E

Q

R

S

I

I

A

R

A

T

E

D

G

G

A

S

E

H

L

L

V

I

V

L

Y

Y

G

G

R

E

A

N

W

W

S

T

E

A

A

A

N

E

D

V

H

H

A

A

L

R

S

K

L

L

M

V

R

R

P

R

E

N

Y

G

A

I

F

Y

I

V

H

P

P

S

F
x
S

D

D

D

H

P

A

L

L

L

I

W

W

E

Q

G

G

H

H

A

S

T

T

M

I

I

V

D

Q

E

E

V

L

A

K

A

T

A

Q

-

L

-

N

G

D

V

N

K

P

P

P

G

A

A

A

V

I

L

C

S
x
P

V

V

G
|
G

L

L

C

N

G

G

V

V

L

I

A

M

G

G

L

L

E

Q

R

E

N

A

G

D

W

W

H

K

D

D

V

V

P

P

V

V

I

I

A

A

A

V

E
|
E

T

T

V

H

G

G

A
x
S

D

N

S
x
A

Y

F

A

Q

A

A

S

S

L

V

A

V

A

A

G

G

A

E

Q

L

V

V

E

I

L

M

P

E

A

K

I

N

T

N

S

T

I

I

A

A

T

T

S
|
S

L

L

G

I

A

S

R

K

S

A

P

V

C

S

A

S

K

K

A

S

L

L

E

E

W

L

S

S

K

L

V

N

H

H

S

P

I

V

V

V

S

P

E

F

V

A

V

V

T

S

D

D

K

A

E

M

A

A

V

A

G

D

A

A

C

V

L

R

R

L

F

F

L

A

A

E

E

D

H

F

R

K

I

M

V

L

V

V

E

E

P

A

A

S

C

A

G

G

A

A

L

L

A

S

-

L

-

C

-

Y

-

T

-

H

A

L

L

I

E

R

R

D

K

I

P

L

A

P

A

S

V

L

T

S

A

P

A

A

S

K

D

D

V

V

L

V

V

V

I

L

V

V

C
x
T

G

G

A

S

G

D

A

I

T

S

A

L

E

A

Q

H

L

L

Q

D

A

E

W

Y

D

R

R

K

active site: K37 (= K46), G63 (= G70), E191 (= E196), S195 (≠ A200), A197 (≠ S202), S219 (= S224), T297 (≠ C297)
binding pyridoxal-5'-phosphate: K37 (= K46), N65 (= N72), S132 (≠ F139), P163 (≠ S168), G165 (= G170), G166 (= G171), G167 (= G172), G168 (= G173), S219 (= S224), T297 (≠ C297)

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)
30% identity, 90% coverage: 16:299/314 of query aligns to 38:325/339 of Q7XSN8

query
sites
Q7XSN8

T

T

P

P

L

V

L

L

R

S

S

S

T

T

S

S

F

I

S

D

A

A

R

I

L

V

G

G

R

K

S

Q

V

L

W

F

F

F

K

K

M

C

E

E

A

C

L

F

Q

Q

P

K

P

A

G

G

S

A

F

F

K

K

A

I

R

R

G

G

I

A

G

S

H

N

A

S

C

I

Q

F

T

A

Y

L

K

D

E

D

W

D

G

E

A

A

K

S

R

K

-

G

L

V

V

V

C

T

S

H

S

S

G

S

G

G

N

N

A

H

G

A

I

A

A

A

V

V

A

A

Y

L

S

A

G

A

R

K

L

L

L

R

G

G

V

I

P

P

V

A

T

Y

V

I

V

V

V

I

P

P

E

R

T

N

T

A

S

P

A

A

A

C

A

K

R

V

E

D

R

N

I

V

A

K

A

R

E

Y

G

G

A

G

E

H

L

I

V

I

V

-

Y

-

G

-

R

-

A

-

W

W

S

S

-

D

-

V

-

S

-

I

E

E

A

S

N

R

D

E

H

S

A

V

L

A

S

K

L

R

M

V

R

Q

P

E

E

E

Y

T

A

G

-

A

-

I

F

L

I

V

H

H

P

P

F

F

D

N

P

K

L

N

L

T

W

I

E

S

G

G

H

Q

A

G

T

T

M

V

I

S

D

L

E

E

V

L

A

L

A

E

G

V

V

P

K

E

P

I

G

D

A

T

V

I

L

V

S

P

V

I

G

S

G

G

L

L

L

I

C

S

G

G

V

V

-

A

L

L

A

A

G

A

L

K

E

A

R

I

N

N

G

P

W

-

H

-

D

S

V

I

P

R

V

I

I

L

A

A

E
|
E

T

P

V

K

G

G

A

A

D

D

S
x
D

Y

S

A

A

A

Q

S

S

L

K

A

A

G

G

A

K

Q

I

V

I

E

T

L

L

P

P

A

S

I

T

T

N

S

T

I

I

A

A

T

D

S

G

L

L

G

R

A

A

R

-

S

-

P

-

C

F

A

L

K

G

A

D

L

L

E

T

W

W

S

P

K

V

V

V

H

R

S

D

I

L

V

V

S

D

E

D

-

I

V

I

V

V

T

V

D

D

K

D

E

N

A

A

V

I

G

V

A

D

C

A

L

M

R

K

F

M

L

C

A

Y

E

E

H

M

-

L

R

K

I

V

V

A

V

V

E

E

P

P

A

S

-

G

-

A

-

I

-

G

C

L

G

A

A

A

L

L

A

S

A

D

L

E

E

F

R

K

K

Q

P

S

A

S

A

A

V

W

T

H

A

E

A

S

S

S

D

K

V

I

L

G

V

I

I

I

V

V

C

S

G

G

E219 (= E196) mutation to A: Reduces catalytic activity and abolishes the regulatory effect of Mg(2+) addition; when associated with A-225.
D225 (≠ S202) mutation to A: Reduces catalytic activity and abolishes the regulatory effect of Mg(2+) addition; when associated with A-219.

6zspAAA serine racemase bound to atp and malonate. (see paper)
29% identity, 97% coverage: 11:314/314 of query aligns to 19:319/320 of 6zspAAA

query
sites
6zspAAA

S

S

L

I

H

H

I

L

V

-

T

T

P

P

L

V

L

L

R

T

S
|
S

T
x
S

S
x
I

F

L

S

N

A

Q

R

L

L

T

G

G

R

R

S

N

V

L

W

F

F

F

K

K

M

C

E

E

A

L

L

F

Q

Q

P
x
K

P
x
T

G

G

S

S

F

F

K
|
K

A

I

R

R

G

G

I

A

G

L

H

N

A

A

C

V

Q

R

T

S

Y

L

K

K

E

-

W

-

G

-

A

P

K

K

R

A

L

V

V

V

C

T

S

H

S
|
S

G
x
S

G

G

N
|
N

A
x
H

G

G

I
x
Q

A

A

V

L

A

T

Y

Y

S

A

G

A

R

K

L

L

L

E

G

G

V

I

P

P

V

A

T

Y

V

I

V

V

P

P

E

Q

T

T

T

A

S

P

A

D

A

C

A

K

R

K

E

L

R

A

I

I

A

Q

A

A

E
x
Y

G

G

A

A

E

S

L

-

V

I

V

V

Y

Y

G

C

R

E

A

P

W

S

S

D

E

E

A

S

N
x
R

D

E

H

N

A

V

L

A

S

K

L

R

M

V

R

T

P

E

E

E

Y

T

A

E

-

G

-

I

F

M

I

V

H

H

P

P

F

N

D

Q

D

E

P

P

L

A

L

V

W

I

E

A

G

G

H

Q

A

G

T

T

M

I

I

A

D

L

E

E

V

V

A

L

A

N

A

Q

G

V

V

P

K

L

P

V

G

D

A

A

V

L

V

V

L

V

S

P

V

V

G

G

L

M

L

L

C

A

G

G

V

I

L

A

A

I

G

T

L

V

E

-

R

K

N

A

G

L

W

K

H

P

D

S

V

V

P

K

V

V

I

Y

A

A

E
|
E

T

P

V

S

G

N

A
|
A

D

D

S
x
D

-

C

Y

Y

A

Q

A

S

S

K

L

L

A

K

A

G

G

K

A

L

Q

M

V

P

E

N

L

L

P

Y

A

P

I

P

T

E

S

T

I

I

A

A

-

D

-
x
G

-

V

-

K

T
x
S

S

S

L

I

G

G

A

L

R

N

S

T

P

-

C

-

A

-

K

-

A

-

L

-

E

-

W

W

S

P

K

I

V

I

H

R

S

D

I

L

V

V

S

D

E

D

V

I

V

F

T

T

D

V

K

T

E

E

A

D

V

E

G

I

A

K

C

C

L

A

R

T

F

Q

L

L

A

V

E

W

H
x
E

R
|
R

-

M

-
x
K

I

L

V

L

V

I

E

E

P

P

A

T

C

A

G

G

A

V

A

G

L

V

A

A

-

V

L

L

E

S

R

Q

K

H

P

F

A

Q

A

T

V

V

T

S

A

P

A

E

S

V

D

K

V

N

L

I

V

C

I

I

V

V

C
x
L

G
x
S

G

G

A

G

G
x
N

A

V

T

D

A

L

E

T

Q

S

L

S

Q

I

A

T

W

W

D

V

R

K

G

Q

A

A

active site: K53 (= K46), S74 (≠ G70), E200 (= E196), A204 (= A200), D206 (≠ S202), G229 (vs. gap), L302 (≠ C297), S303 (≠ G298)
binding adenosine-5'-triphosphate: S28 (= S21), S29 (≠ T22), I30 (≠ S23), K48 (≠ P41), T49 (≠ P42), Q79 (≠ I75), Y111 (≠ E107), E266 (≠ H264), R267 (= R265), K269 (vs. gap), N306 (≠ G301)
binding magnesium ion: E200 (= E196), A204 (= A200), D206 (≠ S202)
binding malonate ion: K53 (= K46), S73 (= S69), S74 (≠ G70), N76 (= N72), H77 (≠ A73), R125 (≠ N122), G229 (vs. gap), S232 (≠ T223)

7nbgAAA structure of human serine racemase in complex with DSiP fragment Z52314092, XChem fragment screen (see paper)
30% identity, 86% coverage: 11:279/314 of query aligns to 19:290/322 of 7nbgAAA

query
sites
7nbgAAA

S

S

L

I

H

H

I

L

V

-

T

T

P

P

L

V

L

L

R

T

S

S

T

S

S

I

F

L

S

N

A

Q

R

L

L

T

G

G

R

R

S

N

V

L

W

F

F

F

K

K

M

C

E

E

A

L

L

F

Q

Q

P

K

P

T

G

G

S

S

F
|
F

K
|
K

A

I

R

R

G

G

I

A

G

L

H

N

A

A

C

V

Q

R

T

S

Y

L

-

V

-

P

-

D

-

A

K

L

E

E

W

R

G

K

A

P

K

K

R

A

L

V

V

V

C

T

S

H

S

S

G
x
S

G

G

N
|
N

A

H

G
|
G

I
x
Q

A

A

V

L

A

T

Y

Y

S

A

G

A

R

K

L

L

L

E

G

G

V

I

P

P

V

A

T

Y

V
x
I

V

V

P

P

E

Q

T

T

T

A

S

P

A

D

A

C

A
x
K

R

K

E

L

R

A

I
|
I

A

Q

A

A

E
x
Y

G

G

A

A

E

S

L

-

V

I

V

V

Y

Y

G

C

R

E

A

P

W

S

S

D

E

E

A

S

N

R

D

E

H

N

A

V

L

A

S

K

L

R

M

V

R

T

P

E

E

E

Y

T

A

E

-

G

-

I

F

M

I

V

H

H

P

P

F

N

D

Q

D

E

P

P

L

A

L

V

W

I

E

A

G

G

H

Q

A

G

T

T

M

I

I

A

D

L

E

E

V

V

A

L

A

N

A

Q

G

V

V

P

K

L

P

V

G

D

A

A

V

L

V

V

L

V

S

P

V

V

G
|
G

L
x
M

L

L

C

A

G

G

V

I

L

-

A

A

G

I

L

T

E

V

R

K

N

A

G

L

W

K

H

P

D

S

V

V

P

K

V

V

I

Y

A

A

E
|
E

T

P

V

S

G

N

A
|
A

D

D

S
x
D

-

C

Y

Y

A

Q

A

S

S

K

L

L

A

K

A

G

G

K

A

L

Q

M

V

P

E

N

L

L

P

Y

A

P

I

P

T

E

S

T

I

I

A

A

-

D

-
x
G

-
x
V

-

K

T

S

S

S

L

I

G

G

A

L

R

N

S

T

P

-

C

-

A

-

K

-

A

-

L

-

E

-

W

W

S

P

K

I

V

I

H

R

S

D

I

L

V

V

S

D

E

D

V

I

V

F

T

T

D

V

K

T

E

E

A

D

V

E

G

I

A

K

C

C

L

A

R

T

F

Q

L

L

A

V

E

W

H

E

R

R

-

M

-

K

I

L

V

L

V

I

E

E

P

P

A
x
T

C

A

G

G

A

V

A

G

L

V

A

A

L

V

active site: K53 (= K46), S81 (≠ G70), E207 (= E196), A211 (= A200), D213 (≠ S202), G236 (vs. gap)
binding calcium ion: E207 (= E196), A211 (= A200), D213 (≠ S202)
binding pyridoxal-5'-phosphate: F52 (= F45), K53 (= K46), N83 (= N72), G182 (= G170), G183 (= G171), G184 (= G172), G185 (= G173), M186 (≠ L174), G236 (vs. gap), V237 (vs. gap), T282 (≠ A271)
binding ~{N}-[2-(2-methylphenyl)ethyl]ethanamide: S81 (≠ G70), G85 (= G74), Q86 (≠ I75), I101 (≠ V90), K111 (≠ A100), I115 (= I104), Y118 (≠ E107)

Sites not aligning to the query:

active site: 309, 310
binding pyridoxal-5'-phosphate: 310, 311

7nbhAAA structure of human serine racemase in complex with DSiP fragment Z26781964, XChem fragment screen (see paper)
30% identity, 86% coverage: 11:279/314 of query aligns to 19:290/320 of 7nbhAAA

query
sites
7nbhAAA

S

S

L

I

H

H

I

L

V

-

T

T

P

P

L

V

L

L

R

T

S

S

T

S

S

I

F

L

S

N

A

Q

R

L

L

T

G

G

R

R

S

N

V

L

W

F

F

F

K

K

M

C

E

E

A

L

L

F

Q

Q

P

K

P

T

G

G

S

S

F

F

K
|
K

A

I

R

R

G

G

I

A

G

L

H

N

A

A

C

V

Q

R

T

S

Y

L

-

V

-

P

-

D

-

A

K

L

E

E

W

R

G

K

A

P

K

K

R

A

L

V

V

V

C

T

S

H

S

S

G
x
S

G

G

N

N

A

H

G
|
G

I
x
Q

A

A

V

L

A

T

Y

Y

S

A

G

A

R

K

L

L

L

E

G

G

V

I

P

P

V

A

T

Y

V

I

V

V

P

P

E

Q

T

T

T

A

S

P

A

D

A

C

A
x
K

R

K

E

L

R

A

I
|
I

A

Q

A

A

E
x
Y

G

G

A

A

E

S

L

-

V

I

V

V

Y

Y

G

C

R

E

A

P

W

S

S

D

E

E

A

S

N

R

D

E

H

N

A

V

L

A

S

K

L

R

M

V

R

T

P

E

E

E

Y

T

A

E

-

G

-

I

F

M

I

V

H

H

P

P

F

N

D

Q

D

E

P

P

L

A

L

V

W

I

E

A

G

G

H

Q

A

G

T

T

M

I

I

A

D

L

E

E

V

V

A

L

A

N

A

Q

G

V

V

P

K

L

P

V

G

D

A

A

V

L

V

V

L

V

S

P

V

V

G

G

L

M

L

L

C

A

G

G

V

I

L

-

A

A

G

I

L

T

E

V

R

K

N

A

G

L

W

K

H

P

D

S

V

V

P

K

V

V

I

Y

A

A

E
|
E

T

P

V

S

G

N

A
|
A

D

D

S
x
D

-

C

Y

Y

A

Q

A

S

S

K

L

L

A

K

A

G

G

K

A

L

Q

M

V

P

E

N

L

L

P

Y

A

P

I

P

T

E

S

T

I

I

A

A

-
x
D

-
x
G

-

V

-

K

T

S

S

S

L

I

G

G

A

L

R

N

S

T

P

-

C

-

A

-

K

-

A

-

L

-

E

-

W

W

S

P

K

I

V

I

H

R

S

D

I

L

V

V

S

D

E

D

V

I

V

F

T

T

D

V

K

T

E

E

A

D

V

E

G

I

A

K

C

C

L

A

R

T

F

Q

L

L

A

V

E

W

H

E

R

R

-

M

-

K

I

L

V

L

V

I

E

E

P
|
P

A

T

C

A

G

G

A

V

A

G

L

V

A

A

L

V

active site: K53 (= K46), S81 (≠ G70), E207 (= E196), A211 (= A200), D213 (≠ S202), G236 (vs. gap)
binding calcium ion: E207 (= E196), A211 (= A200), D213 (≠ S202)
binding N-[(1H-benzimidazol-2-yl)methyl]furan-2-carboxamide: S81 (≠ G70), G85 (= G74), Q86 (≠ I75), K111 (≠ A100), I115 (= I104), Y118 (≠ E107), D235 (vs. gap), P281 (= P270)

Sites not aligning to the query:

active site: 309, 310
binding N-[(1H-benzimidazol-2-yl)methyl]furan-2-carboxamide: 313, 314, 315

3l6bA X-ray crystal structure of human serine racemase in complex with malonate a potent inhibitor (see paper)
29% identity, 97% coverage: 11:314/314 of query aligns to 20:322/322 of 3l6bA

query
sites
3l6bA

S

S

L

I

H

H

I

L

V

-

T

T

P

P

L

V

L

L

R

T

S

S

T

S

S

I

F

L

S

N

A

Q

R

L

L

T

G

G

R

R

S

N

V

L

W

F

F

F

K

K

M

C

E

E

A

L

L

F

Q

Q

P

K

P

T

G

G

S

S

F
|
F

K
|
K

A

I

R

R

G

G

I

A

G

L

H

N

A

A

C

V

Q

R

T

S

Y

L

K

V

E

R

W

-

G

K

A

P

K

K

R

A

L

V

V

V

C

T

S

H

S
|
S

G
x
S

G

G

N
|
N

A
x
H

G

G

I

Q

A

A

V

L

A

T

Y

Y

S

A

G

A

R

K

L

L

L

E

G

G

V

I

P

P

V

A

T

Y

V

I

V

V

P

P

E

Q

T

T

T

A

S

P

A

D

A

C

A

K

R

K

E

L

R

A

I

I

A

Q

A

A

E

Y

G

G

A

A

E

S

L

-

V

I

V

V

Y

Y

G

C

R

E

A

P

W

S

S

D

E

E

A

S

N
x
R

D

E

H

N

A

V

L

A

S

K

L

R

M

V

R

T

P

E

E

E

Y

T

A

E

-

G

-

I

F

M

I

V

H

H

P

P

F

N

D

Q

D

E

P

P

L

A

L

V

W

I

E

A

G

G

H

Q

A

G

T

T

M

I

I

A

D

L

E

E

V

V

A

L

A

N

A

Q

G

V

V

P

K

L

P

V

G

D

A

A

V

L

V

V

L

V

S

P

V

V

G
|
G

L
x
M

L

L

C

A

G

G

V

I

L

-

A

A

G

I

L

T

E

V

R

K

N

A

G

L

W

K

H

P

D

S

V

V

P

K

V

V

I

Y

A

A

E
|
E

T

P

V

S

G

N

A
|
A

D

D

S
x
D

-

C

Y

Y

A

Q

A

S

S

K

L

L

A

K

A

G

G

K

A

L

Q

M

V

P

E

N

L

L

P

Y

A

P

I

P

T

E

S

T

I

I

A

A

-

D

-
x
G

-
x
V

-

K

T

S

S

S

L

I

G

G

A

L

R

N

S

T

P

-

C

-

A

-

K

-

A

-

L

-

E

-

W

W

S

P

K

I

V

I

H

R

S

D

I

L

V

V

S

D

E

D

V

I

V

F

T

T

D

V

K

T

E

E

A

D

V

E

G

I

A

K

C

C

L

A

R

T

F

Q

L

L

A

V

E

W

H

E

R

R

-

M

-

K

I

L

V

L

V

I

E
|
E

P

P

A
x
T

C

A

G

G

A

V

A

G

L

V

A

A

-

V

L

L

E

S

R

Q

K

H

P

F

A

Q

A

T

V

V

T

S

A

P

A

E

S

V

D

K

V

N

L

I

V

C

I

I

V

V

C
x
L

G
x
S

G
|
G

A

G

G

N

A

V

T

D

A

L

E

T

Q

S

L

S

Q

I

A

T

W

W

D

V

R

K

G

Q

A

A

active site: K54 (= K46), S77 (≠ G70), E203 (= E196), A207 (= A200), D209 (≠ S202), G232 (vs. gap), T278 (≠ A271), L305 (≠ C297), S306 (≠ G298)
binding malonate ion: K54 (= K46), S76 (= S69), S77 (≠ G70), N79 (= N72), H80 (≠ A73), R128 (≠ N122), G232 (vs. gap)
binding manganese (ii) ion: E203 (= E196), A207 (= A200), D209 (≠ S202)
binding pyridoxal-5'-phosphate: F53 (= F45), K54 (= K46), N79 (= N72), G178 (= G170), G179 (= G171), G180 (= G172), G181 (= G173), M182 (≠ L174), V233 (vs. gap), E276 (= E269), T278 (≠ A271), S306 (≠ G298), G307 (= G299)

7nbfAAA structure of human serine racemase in complex with DSiP fragment Z126932614, XChem fragment screen (see paper)
30% identity, 86% coverage: 11:279/314 of query aligns to 19:290/323 of 7nbfAAA

query
sites
7nbfAAA

S

S

L

I

H
|
H

I
x
L

V

-

T
|
T

P
|
P

L

V

L
|
L

R
x
T

S

S

T

S

S

I

F

L

S

N

A

Q

R

L

L

T

G

G

R

R

S

N

V

L

W

F

F

F

K

K

M

C

E

E

A

L

L
x
F

Q

Q

P

K

P

T

G

G

S

S

F
|
F

K
|
K

A

I

R

R

G

G

I

A

G

L

H

N

A

A

C

V

Q

R

T

S

Y

L

-

V

-

P

-

D

-

A

K

L

E

E

W

R

G

K

A

P

K

K

R

A

L

V

V

V

C

T

S

H

S

S

G
x
S

G

G

N
|
N

A

H

G

G

I

Q

A

A

V

L

A

T

Y

Y

S

A

G

A

R

K

L

L

L

E

G

G

V

I

P

P

V

A

T

Y

V

I

V

V

P

P

E

Q

T

T

T

A

S

P

A

D

A

C

A

K

R

K

E

L

R

A

I

I

A

Q

A

A

E

Y

G

G

A

A

E

S

L

-

V

I

V

V

Y

Y

G

C

R

E

A

P

W

S

S

D

E

E

A

S

N

R

D

E

H

N

A

V

L

A

S

K

L

R

M

V

R

T

P

E

E

E

Y

T

A

E

-

G

-

I

F

M

I

V

H

H

P

P

F

N

D

Q

D

E

P

P

L

A

L

V

W

I

E

A

G

G

H

Q

A

G

T

T

M

I

I

A

D

L

E

E

V

V

A

L

A

N

A

Q

G

V

V

P

K

L

P

V

G

D

A

A

V

L

V

V

L

V

S

P

V

V

G
|
G

L
x
M

L

L

C

A

G

G

V

I

L

-

A

A

G

I

L

T

E

V

R

K

N

A

G

L

W

K

H

P

D

S

V

V

P

K

V

V

I

Y

A

A

E
|
E

T

P

V

S

G

N

A
|
A

D

D

S
x
D

-

C

Y

Y

A

Q

A

S

S

K

L

L

A

K

A

G

G

K

A

L

Q

M

V

P

E

N

L

L

P

Y

A

P

I

P

T

E

S

T

I

I

A

A

-

D

-
x
G

-
x
V

-

K

T

S

S

S

L

I

G

G

A

L

R
x
N

S

T

P

-

C

-

A

-

K

-

A

-

L

-

E

-

W

W

S

P

K

I

V

I

H

R

S

D

I

L

V

V

S

D

E

D

V

I

V

F

T

T

D

V

K

T

E

E

A

D

V

E

G

I

A

K

C

C

L

A

R

T

F

Q

L

L

A

V

E

W

H

E

R

R

-

M

-

K

I

L

V

L

V

I

E

E

P

P

A
x
T

C

A

G

G

A

V

A

G

L

V

A

A

L

V

active site: K53 (= K46), S81 (≠ G70), E207 (= E196), A211 (= A200), D213 (≠ S202), G236 (vs. gap)
binding calcium ion: E207 (= E196), A211 (= A200), D213 (≠ S202)
binding magnesium ion: N244 (≠ R228)
binding pyridoxal-5'-phosphate: F52 (= F45), K53 (= K46), N83 (= N72), G182 (= G170), G183 (= G171), G184 (= G172), G185 (= G173), M186 (≠ L174), G236 (vs. gap), V237 (vs. gap), T282 (≠ A271)
binding 2-[(methylsulfonyl)methyl]-1H-benzimidazole: H21 (= H13), L22 (≠ I14), T23 (= T16), P24 (= P17), L26 (= L19), T27 (≠ R20), F46 (≠ L39)

Sites not aligning to the query:

active site: 309, 310
binding magnesium ion: 3
binding pyridoxal-5'-phosphate: 310, 311

7nbdAAA structure of human serine racemase in complex with DSiP fragment Z235449082, XChem fragment screen (see paper)
30% identity, 86% coverage: 11:279/314 of query aligns to 19:290/323 of 7nbdAAA

query
sites
7nbdAAA

S

S

L

I

H

H

I

L

V

-

T

T

P

P

L

V

L

L

R

T

S

S

T

S

S

I

F

L

S

N

A

Q

R

L

L

T

G

G

R

R

S

N

V

L

W

F

F

F

K

K

M

C

E

E

A

L

L

F

Q

Q

P

K

P

T

G

G

S

S

F
|
F

K
|
K

A

I

R

R

G

G

I

A

G

L

H

N

A

A

C

V

Q

R

T

S

Y

L

-

V

-

P

-

D

-

A

K

L

E

E

W

R

G

K

A

P

K

K

R

A

L

V

V

V

C

T

S

H

S

S

G
x
S

G

G

N
|
N

A

H

G

G

I

Q

A

A

V

L

A

T

Y

Y

S

A

G

A

R

K

L

L

L

E

G

G

V

I

P

P

V

A

T

Y

V

I

V

V

P

P

E

Q

T

T

T

A

S

P

A

D

A

C

A

K

R

K

E

L

R

A

I

I

A

Q

A

A

E

Y

G

G

A

A

E

S

L

-

V

I

V

V

Y

Y

G

C

R

E

A

P

W

S

S

D

E

E

A

S

N

R

D

E

H

N

A

V

L

A

S

K

L

R

M

V

R

T

P

E

E

E

Y

T

A

E

-

G

-

I

F

M

I

V

H

H

P

P

F

N

D

Q

D

E

P

P

L

A

L

V

W

I

E

A

G

G

H

Q

A

G

T

T

M

I

I

A

D

L

E

E

V

V

A

L

A

N

A

Q

G

V

V

P

K

L

P

V

G

D

A

A

V

L

V

V

L

V

S

P

V

V

G
|
G

L
x
M

L

L

C

A

G

G

V

I

L

-

A

A

G

I

L

T

E

V

R

K

N

A

G

L

W

K

H

P

D

S

V

V

P

K

V

V

I

Y

A

A

E
|
E

T

P

V

S

G

N

A
|
A

D

D

S
x
D

-

C

Y

Y

A

Q

A

S

S

K

L

L

A

K

A

G

G

K

A

L

Q

M

V

P

E

N

L

L

P

Y

A

P

I

P

T

E

S

T

I

I

A

A

-

D

-
x
G

-
x
V

-

K

T

S

S

S

L

I

G

G

A

L

R
x
N

S

T

P

-

C

-

A

-

K

-

A

-

L

-

E

-

W

W

S

P

K

I

V

I

H

R

S

D

I

L

V

V

S

D

E

D

V

I

V

F

T

T

D

V

K

T

E

E

A

D

V

E

G

I

A

K

C

C

L

A

R

T

F

Q

L

L

A

V

E
x
W

H

E

R

R

-

M

-

K

I

L

V
x
L

V

I

E
|
E

P

P

A
x
T

C

A

G

G

A

V

A

G

L

V

A

A

L

V

active site: K53 (= K46), S81 (≠ G70), E207 (= E196), A211 (= A200), D213 (≠ S202), G236 (vs. gap)
binding calcium ion: E207 (= E196), A211 (= A200), D213 (≠ S202)
binding [4-(1H-benzimidazol-1-yl)phenyl]methanol: W272 (≠ E263), L278 (≠ V267)
binding magnesium ion: N244 (≠ R228)
binding pyridoxal-5'-phosphate: F52 (= F45), K53 (= K46), N83 (= N72), G182 (= G170), G183 (= G171), G184 (= G172), G185 (= G173), M186 (≠ L174), G236 (vs. gap), V237 (vs. gap), E280 (= E269), T282 (≠ A271)

Sites not aligning to the query:

active site: 309, 310
binding [4-(1H-benzimidazol-1-yl)phenyl]methanol: 314, 316
binding magnesium ion: 3
binding pyridoxal-5'-phosphate: 310, 311

7nbcCCC structure of human serine racemase in complex with DSiP fragment Z2856434779, XChem fragment screen (see paper)
30% identity, 86% coverage: 11:279/314 of query aligns to 19:290/323 of 7nbcCCC

query
sites
7nbcCCC

S

S

L

I

H

H

I

L

V

-

T

T

P

P

L

V

L

L

R

T

S

S

T

S

S

I

F

L

S

N

A

Q

R

L

L

T

G

G

R

R

S

N

V

L

W

F

F

F

K

K

M

C

E

E

A

L

L

F

Q

Q

P

K

P

T

G

G

S

S

F
|
F

K
|
K

A

I

R

R

G

G

I

A

G

L

H

N

A

A

C

V

Q

R

T

S

Y

L

-

V

-

P

-

D

-

A

K

L

E

E

W

R

G

K

A

P

K

K

R

A

L

V

V

V

C
x
T

S
x
H

S

S

G
x
S

G

G

N
|
N

A
x
H

G

G

I

Q

A

A

V

L

A

T

Y

Y

S

A

G

A

R

K

L

L

L

E

G

G

V

I

P

P

V

A

T

Y

V

I

V

V

P

P

E

Q

T

T

T

A

S

P

A

D

A

C

A

K

R

K

E

L

R

A

I

I

A

Q

A

A

E

Y

G

G

A

A

E

S

L

-

V

I

V

V

Y

Y

G

C

R

E

A

P

W

S

S

D

E

E

A

S

N

R

D

E

H

N

A

V

L

A

S

K

L

R

M

V

R

T

P

E

E

E

Y

T

A

E

-

G

-

I

F

M

I
x
V

H
|
H

P
|
P

F

N

D

Q

D

E

P

P

L

A

L

V

W

I

E

A

G

G

H

Q

A

G

T

T

M

I

I

A

D

L

E

E

V

V

A

L

A

N

A

Q

G

V

V

P

K

L

P

V

G

D

A

A

V

L

V

V

L

V

S

P

V

V

G
|
G

L
x
M

L

L

C

A

G

G

V

I

L

-

A

A

G

I

L

T

E

V

R

K

N

A

G

L

W

K

H

P

D

S

V

V

P

K

V

V

I

Y

A

A

E
|
E

T

P

V

S

G

N

A
|
A

D

D

S
x
D

-

C

Y

Y

A

Q

A

S

S

K

L

L

A

K

A

G

G

K

A

L

Q

M

V

P

E

N

L

L

P

Y

A

P

I

P

T

E

S

T

I

I

A

A

-

D

-
x
G

-
x
V

-

K

T

S

S

S

L

I

G

G

A

L

R

N

S

T

P

-

C

-

A

-

K

-

A

-

L

-

E

-

W

W

S

P

K

I

V

I

H

R

S

D

I

L

V

V

S

D

E

D

V

I

V

F

T

T

D

V

K

T

E

E

A

D

V

E

G

I

A

K

C

C

L

A

R

T

F

Q

L

L

A

V

E

W

H

E

R

R

-

M

-

K

I

L

V

L

V

I

E

E

P

P

A
x
T

C

A

G

G

A

V

A

G

L

V

A

A

L

V

active site: K53 (= K46), S81 (≠ G70), E207 (= E196), A211 (= A200), D213 (≠ S202), G236 (vs. gap)
binding biphenyl-4-ylacetic acid: T78 (≠ C67), H79 (≠ S68), H84 (≠ A73), V148 (≠ I136), H149 (= H137), P150 (= P138)
binding calcium ion: E207 (= E196), A211 (= A200), D213 (≠ S202)
binding pyridoxal-5'-phosphate: F52 (= F45), K53 (= K46), N83 (= N72), G182 (= G170), G183 (= G171), G184 (= G172), G185 (= G173), M186 (≠ L174), G236 (vs. gap), V237 (vs. gap), T282 (≠ A271)

Sites not aligning to the query:

active site: 309, 310
binding pyridoxal-5'-phosphate: 310, 311

7nbcAAA structure of human serine racemase in complex with DSiP fragment Z2856434779, XChem fragment screen (see paper)
30% identity, 86% coverage: 11:279/314 of query aligns to 19:290/323 of 7nbcAAA

query
sites
7nbcAAA

S

S

L

I

H

H

I

L

V

-

T

T

P

P

L

V

L

L

R

T

S

S

T

S

S

I

F

L

S

N

A

Q

R

L

L

T

G

G

R

R

S

N

V

L

W

F

F

F

K

K

M

C

E

E

A

L

L

F

Q

Q

P

K

P

T

G

G

S

S

F
|
F

K
|
K

A

I

R

R

G

G

I

A

G

L

H

N

A

A

C

V

Q

R

T

S

Y

L

-

V

-

P

-

D

-

A

K

L

E

E

W

R

G

K

A

P

K

K

R

A

L

V

V

V

C

T

S

H

S

S

G
x
S

G

G

N
|
N

A

H

G

G

I

Q

A

A

V

L

A

T

Y

Y

S

A

G

A

R

K

L

L

L

E

G

G

V

I

P

P

V

A

T

Y

V

I

V

V

P

P

E

Q

T

T

T

A

S

P

A

D

A

C

A

K

R

K

E

L

R

A

I

I

A

Q

A

A

E

Y

G

G

A

A

E

S

L

-

V

I

V

V

Y

Y

G

C

R

E

A

P

W

S

S

D

E

E

A

S

N

R

D

E

H

N

A

V

L

A

S

K

L

R

M

V

R

T

P

E

E

E

Y

T

A

E

-

G

-

I

F

M

I

V

H

H

P

P

F

N

D

Q

D

E

P

P

L

A

L

V

W

I

E

A

G

G

H

Q

A

G

T

T

M

I

I

A

D

L

E

E

V

V

A

L

A

N

A

Q

G

V

V

P

K

L

P

V

G

D

A

A

V

L

V

V

L

V

S

P

V

V

G
|
G

L
x
M

L

L

C

A

G

G

V

I

L

-

A

A

G

I

L

T

E

V

R

K

N

A

G

L

W

K

H

P

D

S

V

V

P

K

V

V

I

Y

A

A

E
|
E

T

P

V

S

G

N

A
|
A

D

D

S
x
D

-

C

Y

Y

A

Q

A

S

S

K

L

L

A

K

A

G

G

K

A

L

Q

M

V

P

E

N

L

L

P

Y

A

P

I

P

T

E

S

T

I

I

A

A

-

D

-
x
G

-
x
V

-

K

T

S

S

S

L

I

G

G

A

L

R
x
N

S

T

P

-

C

-

A

-

K

-

A

-

L

-

E

-

W

W

S

P

K

I

V

I

H

R

S

D

I

L

V

V

S

D

E

D

V

I

V

F

T

T

D

V

K

T

E

E

A

D

V

E

G

I

A

K

C

C

L

A

R

T

F

Q

L

L

A

V

E

W

H

E

R

R

-

M

-

K

I

L

V

L

V

I

E

E

P

P

A
x
T

C

A

G

G

A

V

A

G

L

V

A

A

L

V

active site: K53 (= K46), S81 (≠ G70), E207 (= E196), A211 (= A200), D213 (≠ S202), G236 (vs. gap)
binding calcium ion: E207 (= E196), A211 (= A200), D213 (≠ S202)
binding magnesium ion: N244 (≠ R228)
binding pyridoxal-5'-phosphate: F52 (= F45), K53 (= K46), N83 (= N72), G182 (= G170), G183 (= G171), G184 (= G172), G185 (= G173), M186 (≠ L174), G236 (vs. gap), V237 (vs. gap), T282 (≠ A271)

Sites not aligning to the query:

active site: 309, 310
binding magnesium ion: 3
binding pyridoxal-5'-phosphate: 310, 311

7nbgDDD structure of human serine racemase in complex with DSiP fragment Z52314092, XChem fragment screen (see paper)
30% identity, 86% coverage: 11:279/314 of query aligns to 19:285/310 of 7nbgDDD

query
sites
7nbgDDD

S

S

L

I

H

H

I

L

V

-

T

T

P

P

L

V

L

L

R

T

S

S

T

S

S

I

F

L

S

N

A

Q

R

L

L

T

G

G

R

R

S

N

V

L

W

F

F

F

K

K

M

C

E

E

A

L

L

F

Q

Q

P

K

P

T

G

G

S

S

F
|
F

K
|
K

A

I

R

R

G

G

I

A

G

L

H

N

A

A

C

V

Q

R

T

S

Y

L

K

V

E

R

W

-

G

K

A

P

K

K

R

A

L

V

V

V

C

T

S

H

S

S

G
x
S

G

G

N
|
N

A

H

G

G

I
x
Q

A

A

V

L

A

T

Y

Y

S

A

G

A

R

K

L

L

L

E

G

G

V

I

P

P

V

A

T

Y

V
x
I

V

V

P

P

E

Q

T

T

T

A

S

P

A

D

A

C

A

K

R

K

E

L

R

A

I

I

A

Q

A

A

E
x
Y

G

G

A

A

E

S

L

-

V

I

V

V

Y

Y

G

C

R

E

A

P

W

S

S

D

E

E

A

S

N

R

D

E

H

N

A

V

L

A

S

K

L

R

M

V

R

T

P

E

E

E

Y

T

A

E

-

G

-

I

F

M

I

V

H

H

P

P

F

N

D

Q

D

E

P

P

L

A

L

V

W

I

E

A

G

G

H

Q

A

G

T

T

M

I

I

A

D

L

E

E

V

V

A

L

A

N

A

Q

G

V

V

P

K

L

P

V

G

D

A

A

V

L

V

V

L

V

S

P

V

V

G
|
G

L
x
M

L

L

C

A

G

G

V

I

L

A

A

I

G

T

L

V

E

-

R

K

N

A

G

L

W

K

H

P

D

S

V

V

P

K

V

V

I

Y

A

A

E
|
E

T

P

V

S

G

N

A
|
A

D

D

S
x
D

-

C

Y

Y

A

Q

A

S

S

K

L

L

A

K

A

G

G

K

A

L

Q

M

V

P

E

N

L

L

P

Y

A

P

I

P

T

E

S

T

I

I

A

A

-

D

-
x
G

-
x
V

-

K

T

S

S

S

L

I

G

G

A

L

R
x
N

S

T

P

-

C

-

A

-

K

-

A

-

L

-

E

-

W

W

S

P

K

I

V

I

H

R

S

D

I

L

V

V

S

D

E

D

V

I

V

F

T

T

D

V

K

T

E

E

A

D

V

E

G

I

A

K

C

C

L

A

R

T

F

Q

L

L

A

V

-

W

-

E

E

R

H

M

R

K

I

L

V

L

V

I

E
|
E

P

P

A
x
T

C

A

G

G

A

V

A

G

L

V

A

A

L

V

active site: K53 (= K46), S76 (≠ G70), E202 (= E196), A206 (= A200), D208 (≠ S202), G231 (vs. gap)
binding calcium ion: E202 (= E196), A206 (= A200), D208 (≠ S202)
binding magnesium ion: N239 (≠ R228)
binding ortho-xylene: S76 (≠ G70), Q81 (≠ I75), I96 (≠ V90), Y113 (≠ E107)
binding pyridoxal-5'-phosphate: F52 (= F45), K53 (= K46), N78 (= N72), G177 (= G170), G178 (= G171), G179 (= G172), G180 (= G173), M181 (≠ L174), G231 (vs. gap), V232 (vs. gap), E275 (= E269), T277 (≠ A271)

Sites not aligning to the query:

active site: 304, 305
binding magnesium ion: 3
binding pyridoxal-5'-phosphate: 305, 306

5cvcA Structure of maize serine racemase (see paper)
29% identity, 90% coverage: 16:299/314 of query aligns to 22:309/329 of 5cvcA

query
sites
5cvcA

T

T

P

P

L

V

L

M

R

S

S

S

T

T

S

S

F

I

S

D

A

A

R

M

L

V

G

G

R

K

S

K

V

L

W

F

F

F

K

K

M

C

E

E

A

C

L

F

Q

Q

P

K

P

A

G

G

S

A

F
|
F

K
|
K

A

I

R

R

G

G

I

A

G

S

H

N

A

S

C

I

Q

F

T

A

Y

L

-

D

K

D

E

E

W

Q

G

V

A

S

K

K

R

G

L

V

V

V

C

T

S

H

S

S

G
x
S

G

G

N
|
N

A

H

G

A

I

A

A

A

V

V

A

A

Y

L

S

A

G

A

R

K

L

L

L

R

G

G

V

I

P

P

V

A

T

H

V

I

V

V

V

I

P

P

E

R

T

N

T

A

S

P

A

A

A

S

A

K

R

V

E

E

R

N

I

V

A

K

A

C

E

Y

G

G

A

G

E

H

L

-

V

I

Y

W

G

S

R

D

A

A

W

S

S

I

E

E

A

S

N

R

D

E

H

Y

A

V

L

S

S

K

L

R

M

V

R

Q

P

E

E

E

Y

T

-

G

-

A

A

V

F

L

I

I

H

H

P

P

F

I

D

N

D

S

P

K

L

Y

L

T

W

I

E

S

G

G

H

Q

A

G

T

T

M

V

I

S

D

L

E

E

V

L

A

L

A

E

A

Q

G

V

V

P

K

E

P

I

G

D

A

T

V

I

L

V

S

P

V

I

G
x
S

G
|
G

L

L

L

I

C

S

G

G

V

V

-

A

L

L

A

A

G

A

L

K

E

A

R

I

N

N

G

P

W

-

H

-

D

S

V

I

P

R

V

I

I

L

A

A

E
|
E

T

P

V

K

G

G

A
|
A

D

D

S
x
D

Y

S

A

A

A

Q

S

S

L

K

A

A

G

G

A

K

Q

I

V

I

E

T

L

L

P

P

A

S

I

T

T

N

S

T

I

I

A

A

T

D

S
x
G

L
|
L

G

R

A

A

R

F

S

L

-

G

-

D

-

L

-

T

-

W

P

P

C

V

A

V

K

R

A

D

L

L

E

V

W

D

S

D

K

V

V

I

H

V

S

V

I

D

V

D

S

T

E

A

V

I

V

V

T

-

D

-

K

-

E

D

A

A

V

M

G

K

A

M

C

C

L

Y

R

E

F

I

L

L

A

-

E

-

H

-

R

K

I

V

V

A

V

V

E
|
E

P

P

A

S

-

G

-

A

-

I

-

G

C

L

G

A

A

A

L

L

A

S

A

D

L

E

E

F

R

K

K

Q

P

S

A

S

A

A

V

W

T

H

A

E

A

S

S

S

D

K

V

I

L

G

V

I

I

I

V
|
V

C
x
S

G
|
G

G

G

active site: K52 (= K46), S77 (≠ G70), E203 (= E196), A207 (= A200), D209 (≠ S202), G231 (≠ S224), V306 (= V296), S307 (≠ C297)
binding magnesium ion: E203 (= E196), A207 (= A200), D209 (≠ S202)
binding pyridoxal-5'-phosphate: F51 (= F45), K52 (= K46), N79 (= N72), S178 (≠ G170), G179 (= G171), G180 (= G172), G181 (= G173), L232 (= L225), E275 (= E269), S307 (≠ C297), G308 (= G298)

1tdjA Threonine deaminase (biosynthetic) from e. Coli (see paper)
28% identity, 94% coverage: 15:308/314 of query aligns to 27:321/494 of 1tdjA

query
sites
1tdjA

V

V

T

T

P

P

L

L

L

Q

R

K

S

M

T

E

S

K

F

L

S

S

A

S

R

R

L

L

G

D

R

N

S

V

V

I

W

L

F

V

K

K

M

R

E

E

A

D

L

R

Q

Q

P

P

P

V

G

H

S

S

F
|
F

K
|
K

A

L

R

R

G

G

-

A

I

Y

G

A

H

M

A

M

C

A

Q

G

T

L

Y

T

K

E

E

E

W

Q

G

K

A

A

K

H

R

G

L

V

V

I

C

T

S

A

S

S

G
x
A

G

G

N
|
N

A

H

G

A

I

Q

A

G

V

V

A

A

Y

F

S

S

G

S

R

A

L

R

L

L

G

G

V

V

P

K

V

A

T

L

V

I

V

V

V

M

P

P

E

T

T

A

T

T

S

A

A

D

A

I

A

K

R

V

E

D

R

A

I

V

A

R

A

G

E

F

G

G

A

G

E

E

L

V

V

L

Y

H

G

G

R

A

A

N

W

F

S

D

E

E

A

A

N

K

D

A

H

K

A

A

L

I

S

E

L

L

M

S

R

Q

P

Q

E

Q

-

G

Y

F

A

T

F

W

I

V

H

P

P

P

F

F

D

D

D

H

P

P

L

M

L

V

W

I

E

A

G

G

H

Q

A

G

T

T

M

L

I

A

D

L

E

E

V

L

A

L

A

Q

G

D

V

A

K

H

P

L

G

D

A

R

V

V

V

F

L

V

S

P

V

V

G
|
G

L

L

L

A

C

A

G

G

V

V

L

A

A

V

G

L

L

I

E

-

R

K

N

Q

G

L

W

M

H

P

D

Q

V

I

P

K

V

V

I

I

A

A

A

V

E
|
E

T

A

V

E

G

D

A
x
S

D

A

S
x
C

Y

L

A

K

A

A

S

A

L

L

A

D

A

A

G

G

A

H

Q

P

V

V

E

D

L

L

P

P

A

R

I

V

T

G

S

L

I

F

A

A

T

E

S
x
G

L

V

G

A

A

V

R

K

S

R

P

I

C

G

A

D

K

E

A

T

L

F

E

R

W

L

S

C

K

Q

V

E

H

Y

S

-

I

-

V

L

S

D

E

D

V

I

T

T

-

V

D

D

K

S

E

D

A

A

V

I

G

C

A

A

C

A

L

M

R

K

F

D

L

L

A

F

E

E

H

D

-

V

R

R

I

A

V

V

V

A

E
|
E

P

P

A

S

C

G

G

A

A

L

A

A

L

L

A

A

A

G

L

M

E

K

R

K

K

Y

P

I

A

A

A

L

V

H

T

N

A

I

A

R

S

G

D

E

V

R

L

L

V

A

I

H

V

I

C
x
L

G
x
S

G
|
G

A

A

G

N

A

V

T

N

A

F

E

H

Q

G

L

L

Q

R

active site: K58 (= K46), A83 (≠ G70), E209 (= E196), S213 (≠ A200), C215 (≠ S202), G237 (≠ S224), L310 (≠ C297), S311 (≠ G298)
binding pyridoxal-5'-phosphate: F57 (= F45), K58 (= K46), N85 (= N72), G184 (= G170), G185 (= G171), G186 (= G172), G187 (= G173), G237 (≠ S224), E282 (= E269), S311 (≠ G298), G312 (= G299)

Query Sequence

>RR42_RS33880 FitnessBrowser__Cup4G11:RR42_RS33880
MPHANNALPASLHIVTPLLRSTSFSARLGRSVWFKMEALQPPGSFKARGIGHACQTYKEW
GAKRLVCSSGGNAGIAVAYSGRLLGVPVTVVVPETTSAAARERIAAEGAELVVYGRAWSE
ANDHALSLMRPEYAFIHPFDDPLLWEGHATMIDEVAAAGVKPGAVVLSVGGGGLLCGVLA
GLERNGWHDVPVIAAETVGADSYAASLAAGAQVELPAITSIATSLGARSPCAKALEWSKV
HSIVSEVVTDKEAVGACLRFLAEHRIVVEPACGAALAALERKPAAVTAASDVLVIVCGGA
GATAEQLQAWDRGA

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