SitesBLAST – Find functional sites

 

SitesBLAST

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Comparing 74 a.a. (DARRKRRNFS...) to proteins with known functional sites using BLASTp with E ≤ 0.001.

Or try Sites on a Tree

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

P41778 Pre-B-cell leukemia transcription factor 1; Homeobox protein PBX1 from Mus musculus (Mouse) (see paper)
93% identity, 100% coverage: 1:74/74 of query aligns to 232:305/430 of P41778

query
sites
P41778
D
 
D
A
 
A
R
 
R
R
 
R
K
 
K
R
|
R
R
 
R
N
 
N
F
 
F
S
 
N
K
 
K
Q
 
Q
A
 
A
S
 
T
E
 
E
I
 
I
L
 
L
N
 
N
E
 
E
Y
 
Y
F
 
F
Y
 
Y
S
 
S
H
 
H
L
 
L
S
 
S
N
 
N
P
 
P
Y
 
Y
P
 
P
S
 
S
E
 
E
E
 
E
A
 
A
K
 
K
E
 
E
E
 
E
L
 
L
A
 
A
R
 
K
K
 
K
C
 
C
G
 
G
I
 
I
T
 
T
V
 
V
S
 
S
Q
 
Q
V
 
V
S
 
S
N
 
N
W
 
W
F
 
F
G
 
G
N
|
N
K
 
K
R
 
R
I
 
I
R
|
R
Y
 
Y
K
 
K
K
 
K
N
 
N
I
 
I
G
 
G
K
 
K
A
 
F
Q
 
Q
E
 
E
E
 
E
A
 
A
N
 
N
L
 
I
Y
 
Y

1lfuP Nmr solution structure of the extended pbx homeodomain bound to DNA (see paper)
92% identity, 99% coverage: 2:74/74 of query aligns to 2:74/82 of 1lfuP

query
sites
1lfuP
A
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A
R
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R
R
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R
K
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K
R
|
R
R
 
R
N
 
N
F
|
F
S
 
N
K
 
K
Q
 
Q
A
 
A
S
 
T
E
 
E
I
 
I
L
 
L
N
 
N
E
 
E
Y
 
Y
F
 
F
Y
 
Y
S
 
S
H
 
H
L
 
L
S
 
S
N
 
N
P
|
P
Y
|
Y
P
 
P
S
 
S
E
 
E
E
 
E
A
 
A
K
 
K
E
 
E
E
 
E
L
 
L
A
 
A
R
 
K
K
 
K
C
 
S
G
 
G
I
 
I
T
 
T
V
 
V
S
 
S
Q
 
Q
V
 
V
S
 
S
N
 
N
W
 
W
F
 
F
G
 
G
N
 
N
K
 
K
R
|
R
I
|
I
R
 
R
Y
 
Y
K
 
K
K
 
K
N
 
N
I
 
I
G
 
G
K
 
K
A
 
F
Q
 
Q
E
 
E
E
 
E
A
 
A
N
 
N
L
 
I
Y
 
Y

Sites not aligning to the query:

P41779 Homeobox protein ceh-20 from Caenorhabditis elegans (see 2 papers)
86% identity, 100% coverage: 1:74/74 of query aligns to 187:260/338 of P41779

query
sites
P41779
D
|
D
A
|
A
R
|
R
R
|
R
K
|
K
R
|
R
R
|
R
N
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N
F
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F
S
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S
K
|
K
Q
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Q
A
|
A
S
x
T
E
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E
I
x
V
L
|
L
N
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N
E
|
E
Y
|
Y
F
|
F
Y
|
Y
S
x
G
H
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H
L
|
L
S
|
S
N
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N
P
|
P
Y
|
Y
P
|
P
S
|
S
E
|
E
E
|
E
A
|
A
K
|
K
E
|
E
E
x
D
L
|
L
A
|
A
R
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R
K
x
Q
C
|
C
G
x
N
I
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I
T
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T
V
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V
S
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S
Q
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Q
V
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V
S
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S
N
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N
W
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W
F
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F
G
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G
N
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N
K
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K
R
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R
I
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I
R
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R
Y
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Y
K
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K
K
|
K
N
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N
I
x
M
G
x
A
K
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K
A
|
A
Q
|
Q
E
|
E
E
|
E
A
|
A
N
x
S
L
x
M
Y
|
Y

Sites not aligning to the query:

Q45EK2 Homeobox protein ceh-60 from Caenorhabditis elegans (see paper)
54% identity, 91% coverage: 4:70/74 of query aligns to 182:248/360 of Q45EK2

query
sites
Q45EK2
R
 
R
K
 
K
R
 
R
R
 
R
N
 
N
F
 
F
S
 
D
K
 
K
Q
 
N
A
 
T
S
 
T
E
 
D
I
 
I
L
 
L
N
 
Q
E
 
N
Y
 
W
F
 
F
Y
 
H
S
 
D
H
 
H
L
 
R
S
 
Q
N
 
N
P
 
P
Y
 
Y
P
 
P
S
 
S
E
 
D
E
 
Q
A
 
E
K
 
K
E
 
A
E
 
E
L
 
L
A
 
A
R
 
K
K
 
Q
C
 
C
G
 
N
I
 
I
T
 
K
V
 
I
S
 
S
Q
 
Q
V
 
V
S
 
N
N
 
N
W
 
W
F
 
F
G
 
G
N
 
N
K
 
Q
R
 
R
I
 
I
R
 
R
Y
 
T
K
 
K
K
 
Q
N
x
Q
I
x
A
G
x
L
K
x
R
A
x
M
Q
|
Q
E
|
E
E
x
D

Sites not aligning to the query:

O14770 Homeobox protein Meis2; Meis1-related protein 1 from Homo sapiens (Human) (see 2 papers)
49% identity, 69% coverage: 9:59/74 of query aligns to 283:333/477 of O14770

query
sites
O14770
F
 
F
S
 
P
K
 
K
Q
 
V
A
 
A
S
 
T
E
 
N
I
 
I
L
 
M
N
 
R
E
 
A
Y
 
W
F
 
L
Y
 
F
S
 
Q
H
 
H
L
 
L
S
 
T
N
 
H
P
 
P
Y
 
Y
P
 
P
S
 
S
E
 
E
E
 
E
A
 
Q
K
 
K
E
 
K
E
 
Q
L
 
L
A
 
A
R
 
Q
K
 
D
C
 
T
G
 
G
I
 
L
T
 
T
V
 
I
S
 
L
Q
 
Q
V
 
V
S
 
N
N
 
N
W
 
W
F
 
F
G
 
I
N
 
N
K
 
A
R
 
R
I
x
R
R
 
R

Sites not aligning to the query:

4xrmB Homodimer of tale type homeobox transcription factor meis1 complexes with specific DNA (see paper)
49% identity, 69% coverage: 9:59/74 of query aligns to 5:55/64 of 4xrmB

query
sites
4xrmB
F
|
F
S
 
P
K
 
K
Q
 
V
A
 
A
S
 
T
E
 
N
I
 
I
L
 
M
N
 
R
E
 
A
Y
 
W
F
 
L
Y
 
F
S
 
Q
H
 
H
L
 
L
S
 
T
N
 
H
P
 
P
Y
|
Y
P
 
P
S
 
S
E
 
E
E
 
E
A
 
Q
K
|
K
E
 
K
E
 
Q
L
 
L
A
 
A
R
 
Q
K
 
D
C
 
T
G
 
G
I
 
L
T
 
T
V
 
I
S
 
L
Q
|
Q
V
 
V
S
 
N
N
 
N
W
 
W
F
 
F
G
x
I
N
|
N
K
 
A
R
|
R
I
x
R
R
|
R

8vtsB Meis1 homeobox domain bound to paromomycin fragment (see paper)
49% identity, 69% coverage: 9:59/74 of query aligns to 1:51/56 of 8vtsB

query
sites
8vtsB
F
 
F
S
 
P
K
 
K
Q
 
V
A
 
A
S
 
T
E
 
N
I
 
I
L
 
M
N
 
R
E
 
A
Y
 
W
F
 
L
Y
 
F
S
 
Q
H
|
H
L
 
L
S
 
T
N
 
H
P
 
P
Y
 
Y
P
 
P
S
 
S
E
 
E
E
 
E
A
x
Q
K
 
K
E
 
K
E
 
Q
L
 
L
A
 
A
R
 
Q
K
 
D
C
 
T
G
 
G
I
 
L
T
 
T
V
 
I
S
 
L
Q
 
Q
V
 
V
S
 
N
N
 
N
W
 
W
F
 
F
G
 
I
N
 
N
K
 
A
R
 
R
I
 
R
R
 
R

Q60954 Homeobox protein Meis1; Myeloid ecotropic viral integration site 1 from Mus musculus (Mouse) (see 2 papers)
49% identity, 69% coverage: 9:59/74 of query aligns to 279:329/390 of Q60954

query
sites
Q60954
F
 
F
S
 
P
K
 
K
Q
 
V
A
 
A
S
 
T
E
 
N
I
 
I
L
 
M
N
 
R
E
 
A
Y
 
W
F
 
L
Y
 
F
S
 
Q
H
 
H
L
 
L
S
 
T
N
 
H
P
 
P
Y
 
Y
P
 
P
S
 
S
E
 
E
E
 
E
A
 
Q
K
 
K
E
 
K
E
 
Q
L
 
L
A
 
A
R
 
Q
K
 
D
C
 
T
G
 
G
I
 
L
T
 
T
V
 
I
S
 
L
Q
 
Q
V
 
V
S
 
N
N
|
N
W
 
W
F
 
F
G
 
I
N
 
N
K
 
A
R
 
R
I
 
R
R
 
R

Sites not aligning to the query:

Q9GZN2 Homeobox protein TGIF2; 5'-TG-3'-interacting factor 2; TGF-beta-induced transcription factor 2; TGFB-induced factor 2 from Homo sapiens (Human) (see paper)
40% identity, 77% coverage: 3:59/74 of query aligns to 19:75/237 of Q9GZN2

query
sites
Q9GZN2
R
 
R
R
 
K
K
 
R
R
 
R
R
 
G
N
 
N
F
 
L
S
 
P
K
 
K
Q
 
E
A
 
S
S
 
V
E
 
K
I
 
I
L
 
L
N
 
R
E
 
D
Y
 
W
F
 
L
Y
 
Y
S
 
L
H
 
H
L
 
R
S
 
Y
N
 
N
P
 
A
Y
 
Y
P
 
P
S
 
S
E
 
E
E
 
Q
A
 
E
K
 
K
E
 
L
E
 
S
L
 
L
A
 
S
R
 
G
K
 
Q
C
 
T
G
 
N
I
 
L
T
 
S
V
 
V
S
 
L
Q
 
Q
V
 
I
S
 
C
N
 
N
W
 
W
F
 
F
G
 
I
N
 
N
K
 
A
R
 
R
I
 
R
R
 
R

Sites not aligning to the query:

Q24248 Homeobox protein araucan from Drosophila melanogaster (Fruit fly) (see paper)
35% identity, 97% coverage: 1:72/74 of query aligns to 254:325/717 of Q24248

query
sites
Q24248
D
 
D
A
 
L
R
 
A
R
 
A
K
 
R
R
 
R
R
 
K
N
 
N
F
 
A
S
 
T
K
 
R
Q
 
E
A
 
S
S
 
T
E
 
A
I
 
T
L
 
L
N
 
K
E
 
A
Y
 
W
F
 
L
Y
 
N
S
 
E
H
 
H
L
 
K
S
 
K
N
 
N
P
 
P
Y
 
Y
P
 
P
S
 
T
E
 
K
E
 
G
A
 
E
K
 
K
E
 
I
E
 
M
L
 
L
A
 
A
R
 
I
K
 
I
C
 
T
G
 
K
I
 
M
T
 
T
V
 
L
S
 
T
Q
 
Q
V
 
V
S
 
S
N
 
T
W
 
W
F
 
F
G
 
A
N
 
N
K
 
A
R
 
R
I
 
R
R
 
R
Y
 
L
K
 
K
K
 
K
N
 
E
I
 
N
G
 
K
K
 
M
A
 
T
Q
 
W
E
 
E
E
 
P
A
 
K
N
 
N

Sites not aligning to the query:

Q6NZ04 Homeobox protein six1b; Homeobox protein six1a; Sine oculis homeobox homolog 1a; Sine oculis homeobox homolog 1b from Danio rerio (Zebrafish) (Brachydanio rerio) (see paper)
49% identity, 69% coverage: 9:59/74 of query aligns to 131:178/284 of Q6NZ04

query
sites
Q6NZ04
F
 
F
S
 
K
K
x
E
Q
 
K
A
 
S
S
 
R
E
 
G
I
 
V
L
 
L
N
 
R
E
 
E
Y
 
W
F
 
-
Y
 
Y
S
 
T
H
 
H
L
 
-
S
 
-
N
 
N
P
 
P
Y
 
Y
P
 
P
S
 
S
E
 
P
E
 
R
A
 
E
K
 
K
E
 
R
E
 
E
L
 
L
A
 
A
R
 
E
K
 
A
C
 
T
G
 
G
I
 
L
T
 
T
V
 
T
S
 
T
Q
 
Q
V
 
V
S
 
S
N
 
N
W
 
W
F
 
F
G
 
K
N
 
N
K
 
R
R
 
R
I
 
Q
R
 
R

Sites not aligning to the query:

6fqpA Crystal structure of tale homeobox domain transcription factor tgif1 with its consensus DNA (see paper)
37% identity, 80% coverage: 6:64/74 of query aligns to 1:59/67 of 6fqpA

query
sites
6fqpA
R
|
R
R
 
G
N
|
N
F
x
L
S
 
P
K
 
K
Q
 
E
A
 
S
S
 
V
E
 
Q
I
 
I
L
 
L
N
 
R
E
 
D
Y
 
W
F
 
L
Y
 
Y
S
 
E
H
 
H
L
 
R
S
 
Y
N
 
N
P
 
A
Y
|
Y
P
 
P
S
 
S
E
 
E
E
 
Q
A
 
E
K
|
K
E
 
A
E
 
L
L
 
L
A
 
S
R
 
Q
K
 
Q
C
 
T
G
 
H
I
 
L
T
 
S
V
 
T
S
 
L
Q
|
Q
V
 
V
S
 
C
N
 
N
W
 
W
F
 
F
G
x
I
N
|
N
K
 
A
R
|
R
I
x
R
R
|
R
Y
 
L
K
 
L
K
 
P
N
 
D
I
 
M

4egcA Crystal structure of mbp-fused human six1 bound to human eya2 eya domain (see paper)
47% identity, 72% coverage: 7:59/74 of query aligns to 483:532/539 of 4egcA

query
sites
4egcA
R
 
R
N
 
T
F
 
I
S
 
W
K
 
D
Q
 
K
A
 
S
S
 
R
E
 
G
I
 
V
L
 
L
N
 
R
E
 
E
Y
 
W
F
 
-
Y
 
Y
S
 
A
H
 
H
L
 
-
S
 
-
N
 
N
P
 
P
Y
 
Y
P
 
P
S
 
S
E
 
P
E
 
R
A
 
E
K
 
K
E
 
R
E
 
E
L
 
L
A
 
A
R
 
E
K
 
A
C
 
T
G
 
G
I
 
L
T
 
T
V
 
T
S
 
T
Q
 
Q
V
 
V
S
 
S
N
 
N
W
 
W
F
 
F
G
 
K
N
 
N
K
 
R
R
 
R
I
 
Q
R
 
R

Sites not aligning to the query:

Q62233 Homeobox protein SIX3; Sine oculis homeobox homolog 3 from Mus musculus (Mouse) (see 2 papers)
38% identity, 74% coverage: 1:55/74 of query aligns to 206:257/333 of Q62233

query
sites
Q62233
D
 
D
A
 
G
R
 
E
R
 
Q
K
 
K
R
 
T
R
 
H
N
 
C
F
 
F
S
 
K
K
 
E
Q
 
R
A
 
T
S
 
R
E
 
S
I
 
L
L
 
L
N
 
R
E
 
E
Y
 
W
F
 
Y
Y
 
-
S
 
-
H
 
-
L
 
L
S
 
Q
N
 
D
P
 
P
Y
 
Y
P
 
P
S
x
N
E
x
P
E
x
S
A
 
K
K
 
K
E
 
R
E
 
E
L
 
L
A
 
A
R
 
Q
K
 
A
C
 
T
G
 
G
I
 
L
T
 
T
V
 
P
S
 
T
Q
 
Q
V
 
V
S
 
G
N
 
N
W
 
W
F
 
F
G
 
K
N
 
N

Sites not aligning to the query:

O95343 Homeobox protein SIX3; Sine oculis homeobox homolog 3 from Homo sapiens (Human) (see 5 papers)
38% identity, 74% coverage: 1:55/74 of query aligns to 205:256/332 of O95343

query
sites
O95343
D
 
D
A
 
G
R
 
E
R
 
Q
K
 
K
R
 
T
R
 
H
N
 
C
F
 
F
S
 
K
K
 
E
Q
 
R
A
 
T
S
 
R
E
 
S
I
 
L
L
 
L
N
 
R
E
 
E
Y
 
W
F
 
Y
Y
 
-
S
 
-
H
 
-
L
 
L
S
 
Q
N
 
D
P
 
P
Y
 
Y
P
 
P
S
 
N
E
 
P
E
 
S
A
 
K
K
 
K
E
 
R
E
 
E
L
 
L
A
 
A
R
 
Q
K
 
A
C
 
T
G
 
G
I
 
L
T
 
T
V
 
P
S
 
T
Q
 
Q
V
|
V
S
 
G
N
 
N
W
 
W
F
 
F
G
 
K
N
 
N

Sites not aligning to the query:

P47239 Paired box protein Pax-7 from Mus musculus (Mouse) (see 2 papers)
33% identity, 93% coverage: 3:71/74 of query aligns to 213:281/503 of P47239

query
sites
P47239
R
 
R
R
 
K
K
 
Q
R
 
R
R
 
R
N
 
S
F
 
R
S
 
T
K
 
T
Q
 
F
A
 
T
S
 
A
E
 
E
I
 
Q
L
 
L
N
 
E
E
 
E
Y
 
L
F
 
E
Y
 
K
S
 
A
H
 
F
L
 
E
S
 
R
N
 
T
P
 
H
Y
 
Y
P
 
P
S
 
D
E
 
I
E
 
Y
A
 
T
K
 
R
E
 
E
E
 
E
L
 
L
A
 
A
R
 
Q
K
 
R
C
 
T
G
 
K
I
 
L
T
 
T
V
 
E
S
 
A
Q
 
R
V
 
V
S
 
Q
N
 
V
W
 
W
F
 
F
G
 
S
N
 
N
K
 
R
R
 
R
I
 
A
R
 
R
Y
 
W
K
 
R
K
 
K
N
 
Q
I
 
A
G
 
G
K
 
A
A
 
N
Q
 
Q
E
 
L
E
 
A
A
 
A

Sites not aligning to the query:

P23760 Paired box protein Pax-3; HuP2 from Homo sapiens (Human) (see 8 papers)
33% identity, 89% coverage: 3:68/74 of query aligns to 217:282/479 of P23760

query
sites
P23760
R
 
R
R
 
K
K
 
Q
R
 
R
R
 
R
N
 
S
F
 
R
S
 
T
K
 
T
Q
 
F
A
 
T
S
 
A
E
 
E
I
 
Q
L
 
L
N
 
E
E
 
E
Y
 
L
F
 
E
Y
 
R
S
 
A
H
 
F
L
 
E
S
 
R
N
 
T
P
 
H
Y
 
Y
P
 
P
S
 
D
E
 
I
E
 
Y
A
 
T
K
 
R
E
 
E
E
 
E
L
 
L
A
 
A
R
 
Q
K
 
R
C
 
A
G
 
K
I
 
L
T
 
T
V
 
E
S
 
A
Q
 
R
V
 
V
S
 
Q
N
 
V
W
 
W
F
 
F
G
 
S
N
 
N
K
x
R
R
 
R
I
 
A
R
|
R
Y
 
W
K
 
R
K
 
K
N
 
Q
I
 
A
G
 
G
K
 
A
A
 
N
Q
 
Q

Sites not aligning to the query:

O17894 Homeobox protein unc-39; Homeobox protein ceh-35; Uncoordinated protein 39 from Caenorhabditis elegans (see 3 papers)
49% identity, 47% coverage: 29:63/74 of query aligns to 242:276/335 of O17894

query
sites
O17894
Y
 
Y
P
 
P
S
 
T
E
 
Q
E
 
E
A
 
Q
K
 
K
E
 
R
E
 
E
L
 
I
A
 
S
R
 
R
K
 
A
C
 
T
G
 
G
I
 
L
T
 
K
V
 
I
S
 
V
Q
 
Q
V
 
I
S
 
S
N
 
N
W
 
W
F
 
F
G
 
K
N
 
N
K
 
R
R
 
R
I
 
Q
R
 
R
Y
 
D
K
 
K
K
 
S
N
 
N

Sites not aligning to the query:

G5ED66 Paired box protein 3 homolog from Caenorhabditis elegans (see paper)
28% identity, 92% coverage: 2:69/74 of query aligns to 187:251/308 of G5ED66

query
sites
G5ED66
A
 
S
R
 
R
R
 
R
K
 
N
R
 
R
R
 
T
N
 
S
F
 
F
S
 
T
K
 
A
Q
 
E
A
 
Q
S
 
L
E
 
D
I
 
V
L
 
L
N
 
E
E
 
N
Y
 
A
F
 
F
Y
 
R
S
 
A
H
 
-
L
 
-
S
 
-
N
 
D
P
 
T
Y
 
Y
P
 
P
S
 
H
E
 
A
E
 
N
A
 
A
K
 
R
E
 
E
E
 
S
L
 
I
A
 
S
R
 
K
K
 
E
C
 
T
G
 
G
I
 
L
T
 
S
V
 
E
S
 
E
Q
 
K
V
 
I
S
 
M
N
 
T
W
 
W
F
 
F
G
 
S
N
 
N
K
 
R
R
 
R
I
 
A
R
 
R
Y
 
C
K
 
R
K
 
K
N
 
N
I
 
M
G
 
P
K
 
M
A
 
Y
Q
 
Q
E
 
Q

Sites not aligning to the query:

P0CY08 Mating-type protein ALPHA2; MATalpha2 protein; Alpha-2 repressor from Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) (see 7 papers)
33% identity, 89% coverage: 9:74/74 of query aligns to 136:200/210 of P0CY08

query
sites
P0CY08
F
 
F
S
 
T
K
 
K
Q
 
E
A
 
N
S
 
V
E
 
R
I
 
I
L
 
L
N
 
E
E
 
S
Y
 
W
F
 
F
Y
 
A
S
 
K
H
 
N
L
 
I
S
 
E
N
 
N
P
 
P
Y
 
Y
P
 
L
S
 
D
E
 
T
E
 
K
A
 
G
K
 
L
E
 
E
E
 
N
L
 
L
A
 
M
R
 
K
K
 
N
C
 
T
G
 
S
I
 
L
T
 
S
V
x
R
S
 
I
Q
 
Q
V
 
I
S
 
K
N
 
N
W
 
W
F
 
V
G
x
S
N
|
N
K
 
R
R
 
R
I
 
-
R
|
R
Y
 
K
K
 
E
K
 
K
N
 
T
I
 
I
G
 
T
K
x
I
A
 
A
Q
 
P
E
 
E
E
x
L
A
 
A
N
 
D
L
|
L
Y
x
L

Sites not aligning to the query:

Query Sequence

>74 a.a. (DARRKRRNFS...)
DARRKRRNFSKQASEILNEYFYSHLSNPYPSEEAKEELARKCGITVSQVSNWFGNKRIRY
KKNIGKAQEEANLY

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