eF-site ID 1chg-A
PDB Code 1chg
Chain A

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Title CHYMOTRYPSINOGEN,2.5 ANGSTROMS CRYSTAL STRUCTURE, COMPARISON WITH ALPHA-CHYMOTRYPSIN,AND IMPLICATIONS FOR ZYMOGEN ACTIVATION
Classification HYDROLASE ZYMOGEN (SERINE PROTEINASE)
Compound CHYMOTRYPSINOGEN A
Source Bos taurus (Bovine) (CTRA_BOVIN)
Sequence A:  CGVPAIQPVLSGLSRIVNGEEAVPGSWPWQVSLQDKTGFH
FCGGSLINENWVVTAAHCGVTTSDVVVAGESEKIQKLKIA
KVFKNSKYNSLTINNDITLLKLSTAASFSQTVSAVCLPSA
SDDFAAGTTCVTTGWGLDRLQQASLPLLSNTNCKKYWGTK
IKDAMICAGASGVSSCMGDSGGPLVCKKNGAWTLVGIVSW
GSSTCSTSTPGVYARVTALVNWVQQTLAAN
Description


Functional site

1) chain A
residue 57
type catalytic
sequence H
description 387
source MCSA : MCSA1

2) chain A
residue 102
type catalytic
sequence D
description 387
source MCSA : MCSA1

3) chain A
residue 193
type catalytic
sequence G
description 387
source MCSA : MCSA1

4) chain A
residue 195
type catalytic
sequence S
description 387
source MCSA : MCSA1

5) chain A
residue 196
type catalytic
sequence G
description 387
source MCSA : MCSA1

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

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

8) chain A
residue 57
type ACT_SITE
sequence H
description Charge relay system
source Swiss-Prot : SWS_FT_FI1

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

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


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