eF-site ID 1k2x-ABCD
PDB Code 1k2x
Chain A, B, C, D

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Title Crystal structure of putative asparaginase encoded by Escherichia coli ybiK gene
Classification HYDROLASE
Compound Putative L-asparaginase
Source Escherichia coli (strain K12) (ASGX_ECOLI)
Sequence A:  GKAVIAIHGGAGAISRAQMSLQQELRYIEALSAIVETGQK
MLEAGESALDVVTEAVRLLEEXPLFNAGIGAVFTRDETHE
LDACVMDGNTLKAGAVAGVSHLRNPVLAARLVMEQSPHVM
MIGEGAENFAFARGMERVSPEIFSTSLRYEQLLAAR
B:  TVGAVALDLDGNLAAATSTGGMTNKLPGRVGDSPLVGAGC
YANNASVAVSCTGTGEVFIRALAAYDIAALMDYGGLSLAE
ACERVVMEKLPALGGSGGLIAIDHEGNVALPFNTEGMYRA
WGYAGDTPTTGIYRE
C:  GKAVIAIHGGAGAISRAQMSLQQELRYIEALSAIVETGQK
MLEAGESALDVVTEAVRLLEEXPLFNAGIGAVFTRDETHE
LDACVMDGNTLKAGAVAGVSHLRNPVLAARLVMEQSPHVM
MIGEGAENFAFARGMERVSPEIFSTSLRYEQLLAAR
D:  TVGAVALDLDGNLAAATSTGGMTNKLPGRVGDSPLVGAGC
YANNASVAVSCTGTGEVFIRALAAYDIAALMDYGGLSLAE
ACERVVMEKLPALGGSGGLIAIDHEGNVALPFNTEGMYRA
WGYAGDTPTTGIYRE
Description


Functional site

1) chain A
residue 60
type
sequence L
description BINDING SITE FOR RESIDUE NA A 801
source : AC1

2) chain A
residue 61
type
sequence E
description BINDING SITE FOR RESIDUE NA A 801
source : AC1

3) chain A
residue 63
type
sequence X
description BINDING SITE FOR RESIDUE NA A 801
source : AC1

4) chain A
residue 66
type
sequence F
description BINDING SITE FOR RESIDUE NA A 801
source : AC1

5) chain A
residue 68
type
sequence A
description BINDING SITE FOR RESIDUE NA A 801
source : AC1

6) chain A
residue 70
type
sequence I
description BINDING SITE FOR RESIDUE NA A 801
source : AC1

7) chain A
residue 23
type
sequence Q
description BINDING SITE FOR RESIDUE CL A 803
source : AC2

8) chain D
residue 310
type
sequence I
description BINDING SITE FOR RESIDUE CL A 803
source : AC2

9) chain D
residue 311
type
sequence Y
description BINDING SITE FOR RESIDUE CL A 803
source : AC2

10) chain A
residue 146
type
sequence T
description BINDING SITE FOR RESIDUE CL A 808
source : AC3

11) chain A
residue 147
type
sequence S
description BINDING SITE FOR RESIDUE CL A 808
source : AC3

12) chain A
residue 13
type
sequence G
description BINDING SITE FOR RESIDUE CL A 810
source : AC4

13) chain A
residue 14
type
sequence A
description BINDING SITE FOR RESIDUE CL A 810
source : AC4

14) chain B
residue 292
type
sequence T
description BINDING SITE FOR RESIDUE CL A 810
source : AC4

15) chain B
residue 293
type
sequence E
description BINDING SITE FOR RESIDUE CL A 810
source : AC4

16) chain A
residue 104
type
sequence R
description BINDING SITE FOR RESIDUE CL A 811
source : AC5

17) chain A
residue 139
type
sequence V
description BINDING SITE FOR RESIDUE CL A 811
source : AC5

18) chain C
residue 60
type
sequence L
description BINDING SITE FOR RESIDUE NA C 802
source : AC6

19) chain C
residue 61
type
sequence E
description BINDING SITE FOR RESIDUE NA C 802
source : AC6

20) chain C
residue 63
type
sequence X
description BINDING SITE FOR RESIDUE NA C 802
source : AC6

21) chain C
residue 66
type
sequence F
description BINDING SITE FOR RESIDUE NA C 802
source : AC6

22) chain C
residue 68
type
sequence A
description BINDING SITE FOR RESIDUE NA C 802
source : AC6

23) chain C
residue 70
type
sequence I
description BINDING SITE FOR RESIDUE NA C 802
source : AC6

24) chain B
residue 310
type
sequence I
description BINDING SITE FOR RESIDUE CL C 804
source : AC7

25) chain B
residue 311
type
sequence Y
description BINDING SITE FOR RESIDUE CL C 804
source : AC7

26) chain C
residue 23
type
sequence Q
description BINDING SITE FOR RESIDUE CL C 804
source : AC7

27) chain C
residue 104
type
sequence R
description BINDING SITE FOR RESIDUE CL C 807
source : AC8

28) chain C
residue 139
type
sequence V
description BINDING SITE FOR RESIDUE CL C 807
source : AC8

29) chain C
residue 146
type
sequence T
description BINDING SITE FOR RESIDUE CL C 809
source : AC9

30) chain C
residue 147
type
sequence S
description BINDING SITE FOR RESIDUE CL C 809
source : AC9

31) chain B
residue 251
type
sequence Y
description BINDING SITE FOR RESIDUE CL D 805
source : BC1

32) chain D
residue 262
type
sequence R
description BINDING SITE FOR RESIDUE CL D 805
source : BC1

33) chain D
residue 267
type
sequence K
description BINDING SITE FOR RESIDUE CL D 805
source : BC1

34) chain D
residue 292
type
sequence T
description BINDING SITE FOR RESIDUE CL D 806
source : BC2

35) chain D
residue 293
type
sequence E
description BINDING SITE FOR RESIDUE CL D 806
source : BC2

36) chain B
residue 179
type ACT_SITE
sequence T
description Nucleophile => ECO:0000305|PubMed:18323626
source Swiss-Prot : SWS_FT_FI1

37) chain D
residue 179
type ACT_SITE
sequence T
description Nucleophile => ECO:0000305|PubMed:18323626
source Swiss-Prot : SWS_FT_FI1

38) chain B
residue 207
type BINDING
sequence R
description BINDING => ECO:0000269|PubMed:15946951, ECO:0007744|PDB:2ZAL
source Swiss-Prot : SWS_FT_FI2

39) chain B
residue 230
type BINDING
sequence T
description BINDING => ECO:0000269|PubMed:15946951, ECO:0007744|PDB:2ZAL
source Swiss-Prot : SWS_FT_FI2

40) chain D
residue 207
type BINDING
sequence R
description BINDING => ECO:0000269|PubMed:15946951, ECO:0007744|PDB:2ZAL
source Swiss-Prot : SWS_FT_FI2

41) chain D
residue 230
type BINDING
sequence T
description BINDING => ECO:0000269|PubMed:15946951, ECO:0007744|PDB:2ZAL
source Swiss-Prot : SWS_FT_FI2


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