eF-site ID 1ab9-ABCD
PDB Code 1ab9
Chain A, B, C, D

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Title CRYSTAL STRUCTURE OF BOVINE GAMMA-CHYMOTRYPSIN
Classification COMPLEX (SERINE PROTEASE/PEPTIDE)
Compound GAMMA-CHYMOTRYPSIN
Source ORGANISM_COMMON: cattle; ORGANISM_SCIENTIFIC: Bos taurus;
Sequence A:  CGVPAIQPVL
B:  IVNGEEAVPGSWPWQVSLQDKTGFHFCGGSLINENWVVTA
AHCGVTTSDVVVAGEFDQGSSSEKIQKLKIAKVFKNSKYN
SLTINNDITLLKLSTAASFSQTVSAVCLPSASDDFAAGTT
CVTTGWGLTRY
C:  NTPDRLQQASLPLLSNTNCKKYWGTKIKDAMICAGASGVS
SCMGDSGGPLVCKKNGAWTLVGIVSWGSSTCSTSTPGVYA
RVTALVNWVQQTLAAN
D:  TPGVY
Description


Functional site

1) chain B
residue 57
type
sequence H
description CATALYTIC TRIAD.
source : CAT

2) chain B
residue 102
type
sequence D
description CATALYTIC TRIAD.
source : CAT

3) chain C
residue 195
type
sequence S
description CATALYTIC TRIAD.
source : CAT

4) chain B
residue 36
type
sequence K
description BINDING SITE FOR RESIDUE SO4 B 401
source : AC1

5) chain B
residue 92
type
sequence S
description BINDING SITE FOR RESIDUE SO4 B 401
source : AC1

6) chain C
residue 237
type
sequence W
description BINDING SITE FOR RESIDUE SO4 B 401
source : AC1

7) chain C
residue 193
type catalytic
sequence G
description 387
source MCSA : MCSA1

8) chain C
residue 195
type catalytic
sequence S
description 387
source MCSA : MCSA1

9) chain C
residue 196
type catalytic
sequence G
description 387
source MCSA : MCSA1

10) chain B
residue 53-58
type prosite
sequence VTAAHC
description TRYPSIN_HIS Serine proteases, trypsin family, histidine active site. VTAAHC
source prosite : PS00134

11) chain C
residue 189-200
type prosite
sequence SSCMGDSGGPLV
description TRYPSIN_SER Serine proteases, trypsin family, serine active site. SScmGDSGGPLV
source prosite : PS00135

12) chain C
residue 195
type ACT_SITE
sequence S
description Charge relay system
source Swiss-Prot : SWS_FT_FI1

13) chain B
residue 102
type ACT_SITE
sequence D
description Charge relay system
source Swiss-Prot : SWS_FT_FI1


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