eF-site ID 4tti-B
PDB Code 4tti
Chain B

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Title Crystal structure of double mutant E. Coli purine nucleoside phosphorylase with 4 FMC molecules
Classification TRANSFERASE
Compound Purine nucleoside phosphorylase DeoD-type
Source (DEOD_ECOLI)
Sequence B:  ATPHINAEMGDFADVVLMPGDPLRAKYIAETFLEDAREVN
NVRGMLGFTGTYKGRKISVMGHGMGIPSCSIYTKELITDF
GVKKIIRVGSCGAVLPHVKLRDVVIGMGACTDSKVNRIRF
KDHDFAAIADFDMVRNAVDAAKALGIDARVGNLFSADLFY
SPDGEMFDVMEKYGILGVEMEAAGIYGVAAEFGAKALTIC
TVSAHIRTHEQTTAAEAQTTFNDMIKIALESVLLGDK
Description


Functional site

1) chain B
residue 20
type
sequence G
description binding site for residue PO4 B 301
source : AC3

2) chain B
residue 24
type
sequence R
description binding site for residue PO4 B 301
source : AC3

3) chain B
residue 87
type
sequence R
description binding site for residue PO4 B 301
source : AC3

4) chain B
residue 89
type
sequence G
description binding site for residue PO4 B 301
source : AC3

5) chain B
residue 90
type
sequence S
description binding site for residue PO4 B 301
source : AC3

6) chain B
residue 43
type
sequence R
description binding site for residue PO4 E 301
source : AD2

7) chain B
residue 43
type BINDING
sequence R
description BINDING => ECO:0000269|PubMed:11786017, ECO:0000269|PubMed:21672603, ECO:0000269|PubMed:30337572, ECO:0007744|PDB:1K9S, ECO:0007744|PDB:3ONV, ECO:0007744|PDB:3OOE, ECO:0007744|PDB:3OOH, ECO:0007744|PDB:3OPV, ECO:0007744|PDB:4TS3, ECO:0007744|PDB:4TS9, ECO:0007744|PDB:4TTA, ECO:0007744|PDB:4TTI, ECO:0007744|PDB:4TTJ
source Swiss-Prot : SWS_FT_FI4

8) chain B
residue 179
type BINDING
sequence E
description in other chain => ECO:0000305|PubMed:30337572, ECO:0007744|PDB:4TS3, ECO:0007744|PDB:4TS9, ECO:0007744|PDB:4TTA, ECO:0007744|PDB:4TTI, ECO:0007744|PDB:4TTJ
source Swiss-Prot : SWS_FT_FI5

9) chain B
residue 203
type BINDING
sequence S
description in other chain => ECO:0000305|PubMed:30337572, ECO:0007744|PDB:4TS3, ECO:0007744|PDB:4TS9, ECO:0007744|PDB:4TTA, ECO:0007744|PDB:4TTI, ECO:0007744|PDB:4TTJ
source Swiss-Prot : SWS_FT_FI5

10) chain B
residue 20
type catalytic
sequence G
description 375
source MCSA : MCSA2

11) chain B
residue 24
type catalytic
sequence R
description 375
source MCSA : MCSA2

12) chain B
residue 43
type catalytic
sequence R
description 375
source MCSA : MCSA2

13) chain B
residue 87
type catalytic
sequence R
description 375
source MCSA : MCSA2

14) chain B
residue 90
type catalytic
sequence S
description 375
source MCSA : MCSA2

15) chain B
residue 204
type catalytic
sequence A
description 375
source MCSA : MCSA2

16) chain B
residue 217
type catalytic
sequence A
description 375
source MCSA : MCSA2

17) chain B
residue 204
type ACT_SITE
sequence A
description Proton donor => ECO:0000255|HAMAP-Rule:MF_01627, ECO:0000269|PubMed:30337572
source Swiss-Prot : SWS_FT_FI1

18) chain B
residue 217
type SITE
sequence A
description Important for catalytic activity => ECO:0000255|HAMAP-Rule:MF_01627, ECO:0000269|PubMed:21672603, ECO:0000269|PubMed:30337572
source Swiss-Prot : SWS_FT_FI6

19) chain B
residue 26
type MOD_RES
sequence K
description N6-acetyllysine => ECO:0000269|PubMed:18723842
source Swiss-Prot : SWS_FT_FI7

20) chain B
residue 4
type BINDING
sequence H
description BINDING => ECO:0000305|PubMed:30337572, ECO:0007744|PDB:4TS3, ECO:0007744|PDB:4TS9, ECO:0007744|PDB:4TTA, ECO:0007744|PDB:4TTI, ECO:0007744|PDB:4TTJ
source Swiss-Prot : SWS_FT_FI2

21) chain B
residue 20
type BINDING
sequence G
description in other chain => ECO:0000269|PubMed:11786017, ECO:0000269|PubMed:21672603, ECO:0000269|PubMed:30337572, ECO:0007744|PDB:1K9S, ECO:0007744|PDB:3ONV, ECO:0007744|PDB:3OOE, ECO:0007744|PDB:3OOH, ECO:0007744|PDB:3OPV, ECO:0007744|PDB:4TS3, ECO:0007744|PDB:4TS9, ECO:0007744|PDB:4TTA, ECO:0007744|PDB:4TTI, ECO:0007744|PDB:4TTJ
source Swiss-Prot : SWS_FT_FI3

22) chain B
residue 24
type BINDING
sequence R
description in other chain => ECO:0000269|PubMed:11786017, ECO:0000269|PubMed:21672603, ECO:0000269|PubMed:30337572, ECO:0007744|PDB:1K9S, ECO:0007744|PDB:3ONV, ECO:0007744|PDB:3OOE, ECO:0007744|PDB:3OOH, ECO:0007744|PDB:3OPV, ECO:0007744|PDB:4TS3, ECO:0007744|PDB:4TS9, ECO:0007744|PDB:4TTA, ECO:0007744|PDB:4TTI, ECO:0007744|PDB:4TTJ
source Swiss-Prot : SWS_FT_FI3

23) chain B
residue 87
type BINDING
sequence R
description in other chain => ECO:0000269|PubMed:11786017, ECO:0000269|PubMed:21672603, ECO:0000269|PubMed:30337572, ECO:0007744|PDB:1K9S, ECO:0007744|PDB:3ONV, ECO:0007744|PDB:3OOE, ECO:0007744|PDB:3OOH, ECO:0007744|PDB:3OPV, ECO:0007744|PDB:4TS3, ECO:0007744|PDB:4TS9, ECO:0007744|PDB:4TTA, ECO:0007744|PDB:4TTI, ECO:0007744|PDB:4TTJ
source Swiss-Prot : SWS_FT_FI3


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