eF-site ID 1mr1-ABCD
PDB Code 1mr1
Chain A, B, C, D

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Title Crystal Structure of a Smad4-Ski Complex
Classification SIGNALING PROTEIN
Compound Mothers against decapentaplegic homolog 4
Source Homo sapiens (Human) (SKI_HUMAN)
Sequence A:  APEYWCSIAYFEMDVQVGETFKVPSSCPIVTVDGYVDPSG
GDRFCLGQLSNVHRTEAIERARLHIGKGVQLECKGEGDVW
VRCLSDHAVFVQSYYLDREAGRAPGDAVHKIYPSAYIKVF
DLRQCHRQMQQQAATAQAAAAAQVDDLRRLCILRMSFVKG
WGPDYPRQSIKETPCWIEIHLHRALQLLDEVLHTM
B:  APEYWCSIAYFEMDVQVGETFKVPSSCPIVTVDGYVDPSG
GDRFCLGQLSNVHRTEAIERARLHIGKGVQLECKGEGDVW
VRCLSDHAVFVQSYYLDREAGRAPGDAVHKIYPSAYIKVF
DLRQCHRQMQQQAAVDDLRRLCILRMSFVKGWGPDYPRQS
IKETPCWIEIHLHRALQLLDEVLHTMPIADPQP
C:  SHMRVYHECFGKCKGLLVPELYSSPSAACIQCLDCRLMYP
PHKFVVHSHKALENRTCHWGFDSANWRAYILLSQDYTGKE
EQARLGRCLDDVKEKFD
D:  HMRVYHECFGKCKGLLVPELYSSPSAACIQCLDCRLMYPP
HKFVVHSHKALENRTCHWGFDSANWRAYILLSQDYTGKEE
QARLGRCLDDVKEKFD
Description


Functional site

1) chain C
residue 247
type
sequence C
description BINDING SITE FOR RESIDUE ZN C 601
source : AC1

2) chain C
residue 250
type
sequence C
description BINDING SITE FOR RESIDUE ZN C 601
source : AC1

3) chain C
residue 262
type
sequence H
description BINDING SITE FOR RESIDUE ZN C 601
source : AC1

4) chain C
residue 264
type
sequence H
description BINDING SITE FOR RESIDUE ZN C 601
source : AC1

5) chain D
residue 247
type
sequence C
description BINDING SITE FOR RESIDUE ZN D 602
source : AC2

6) chain D
residue 250
type
sequence C
description BINDING SITE FOR RESIDUE ZN D 602
source : AC2

7) chain D
residue 262
type
sequence H
description BINDING SITE FOR RESIDUE ZN D 602
source : AC2

8) chain D
residue 264
type
sequence H
description BINDING SITE FOR RESIDUE ZN D 602
source : AC2

9) chain A
residue 515
type SITE
sequence R
description Necessary for heterotrimerization
source Swiss-Prot : SWS_FT_FI1

10) chain B
residue 515
type SITE
sequence R
description Necessary for heterotrimerization
source Swiss-Prot : SWS_FT_FI1

11) chain A
residue 428
type MOD_RES
sequence K
description N6-acetyllysine => ECO:0007744|PubMed:19608861
source Swiss-Prot : SWS_FT_FI2

12) chain A
residue 507
type MOD_RES
sequence K
description N6-acetyllysine => ECO:0007744|PubMed:19608861
source Swiss-Prot : SWS_FT_FI2

13) chain B
residue 428
type MOD_RES
sequence K
description N6-acetyllysine => ECO:0007744|PubMed:19608861
source Swiss-Prot : SWS_FT_FI2

14) chain B
residue 507
type MOD_RES
sequence K
description N6-acetyllysine => ECO:0007744|PubMed:19608861
source Swiss-Prot : SWS_FT_FI2

15) chain A
residue 519
type CROSSLNK
sequence K
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000269|PubMed:19135894
source Swiss-Prot : SWS_FT_FI3

16) chain B
residue 519
type CROSSLNK
sequence K
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000269|PubMed:19135894
source Swiss-Prot : SWS_FT_FI3


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