eF-site ID 1a0j-A
PDB Code 1a0j
Chain A

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Title CRYSTAL STRUCTURE OF A NON-PSYCHROPHILIC TRYPSIN FROM A COLD-ADAPTED FISH SPECIES.
Classification SERINE PROTEASE
Compound TRYPSIN
Source ORGANISM_COMMON: Atlantic salmon; ORGANISM_SCIENTIFIC: Salmo salar;
Sequence A:  IVGGYECRKNSASYQASLQSGYHFCGGSLISSTWVVSAAH
CYKSRIQVRLGEHNIAVNEGTEQFIDSVKVIMHPSYNSRN
LDNDIMLIKLSKPASLNSYVSTVALPSSCASSGTRCLVSG
WGNLSGSSSNYPDTLRCLDLPILSSSSCNSAYPGQITSNM
FCAGFMEGGKDSCQGDSGGPVVCNGQLQGVVSWGYGCAQR
NKPGVYTKVCNYRSWISSTMSSN
Description


Functional site

1) chain A
residue 70
type
sequence E
description BINDING SITE FOR RESIDUE CA A 247
source : AC1

2) chain A
residue 72
type
sequence N
description BINDING SITE FOR RESIDUE CA A 247
source : AC1

3) chain A
residue 75
type
sequence V
description BINDING SITE FOR RESIDUE CA A 247
source : AC1

4) chain A
residue 77
type
sequence E
description BINDING SITE FOR RESIDUE CA A 247
source : AC1

5) chain A
residue 80
type
sequence E
description BINDING SITE FOR RESIDUE CA A 247
source : AC1

6) chain A
residue 40
type
sequence H
description BINDING SITE FOR RESIDUE SO4 A 248
source : AC2

7) chain A
residue 57
type
sequence H
description BINDING SITE FOR RESIDUE SO4 A 248
source : AC2

8) chain A
residue 192
type
sequence Q
description BINDING SITE FOR RESIDUE SO4 A 248
source : AC2

9) chain A
residue 193
type
sequence G
description BINDING SITE FOR RESIDUE SO4 A 248
source : AC2

10) chain A
residue 195
type
sequence S
description BINDING SITE FOR RESIDUE SO4 A 248
source : AC2

11) chain A
residue 152
type
sequence P
description BINDING SITE FOR RESIDUE SO4 A 249
source : AC3

12) chain A
residue 153
type
sequence D
description BINDING SITE FOR RESIDUE SO4 A 249
source : AC3

13) chain A
residue 154
type
sequence T
description BINDING SITE FOR RESIDUE SO4 A 249
source : AC3

14) chain A
residue 156
type
sequence R
description BINDING SITE FOR RESIDUE SO4 A 249
source : AC3

15) chain A
residue 39
type
sequence Y
description BINDING SITE FOR RESIDUE SO4 D 248
source : AC8

16) chain A
residue 76
type
sequence N
description BINDING SITE FOR RESIDUE SO4 D 249
source : AC9

17) chain A
residue 148
type
sequence S
description BINDING SITE FOR RESIDUE SO4 D 250
source : BC1

18) chain A
residue 149
type
sequence S
description BINDING SITE FOR RESIDUE SO4 D 250
source : BC1

19) chain A
residue 189
type
sequence D
description BINDING SITE FOR RESIDUE BEN A 246
source : BC3

20) chain A
residue 190
type
sequence S
description BINDING SITE FOR RESIDUE BEN A 246
source : BC3

21) chain A
residue 195
type
sequence S
description BINDING SITE FOR RESIDUE BEN A 246
source : BC3

22) chain A
residue 219
type
sequence G
description BINDING SITE FOR RESIDUE BEN A 246
source : BC3

23) chain A
residue 220
type
sequence C
description BINDING SITE FOR RESIDUE BEN A 246
source : BC3

24) chain A
residue 226
type
sequence G
description BINDING SITE FOR RESIDUE BEN A 246
source : BC3

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

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

27) chain A
residue 57
type ACT_SITE
sequence H
description Charge relay system => ECO:0000250
source Swiss-Prot : SWS_FT_FI1

28) chain A
residue 102
type ACT_SITE
sequence D
description Charge relay system => ECO:0000250
source Swiss-Prot : SWS_FT_FI1

29) chain A
residue 195
type ACT_SITE
sequence S
description Charge relay system => ECO:0000250
source Swiss-Prot : SWS_FT_FI1

30) chain A
residue 70
type BINDING
sequence E
description BINDING => ECO:0000250
source Swiss-Prot : SWS_FT_FI2

31) chain A
residue 72
type BINDING
sequence N
description BINDING => ECO:0000250
source Swiss-Prot : SWS_FT_FI2

32) chain A
residue 80
type BINDING
sequence E
description BINDING => ECO:0000250
source Swiss-Prot : SWS_FT_FI2

33) chain A
residue 75
type BINDING
sequence V
description
source Swiss-Prot : SWS_FT_FI3

34) chain A
residue 189
type SITE
sequence D
description Required for specificity => ECO:0000250
source Swiss-Prot : SWS_FT_FI4


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