SMTL ID : 4f2d.1 (1 other biounit)

Crystal Structure of Escherichia coli L-arabinose Isomerase (ECAI) complexed with Ribitol

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

homo-hexamer

Ligands

6 x MN: MANGANESE (II) ION(Non-covalent)

MN.1: 6 residues within 4Å: Chain A: E.306, E.333, H.350, H.449, H.450 Ligands: RB0.2 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:E.306, A:E.333, A:H.350, A:H.450 MN.3: 5 residues within 4Å: Chain B: E.306, E.333, H.350, H.450 Ligands: RB0.4 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:E.306, B:E.333, B:H.350, B:H.450 MN.6: 5 residues within 4Å: Chain C: E.306, E.333, H.350, H.450 Ligands: RB0.7 4 PLIP interactions: 4 interactions with chain C Metal complexes: C:E.306, C:E.333, C:H.350, C:H.450 MN.8: 6 residues within 4Å: Chain D: E.306, E.333, H.350, H.449, H.450 Ligands: RB0.9 4 PLIP interactions: 4 interactions with chain D Metal complexes: D:E.306, D:E.333, D:H.350, D:H.450 MN.10: 5 residues within 4Å: Chain E: E.306, E.333, H.350, H.450 Ligands: RB0.11 4 PLIP interactions: 4 interactions with chain E Metal complexes: E:E.306, E:E.333, E:H.350, E:H.450 MN.13: 5 residues within 4Å: Chain F: E.306, E.333, H.350, H.450 Ligands: RB0.14 4 PLIP interactions: 4 interactions with chain F Metal complexes: F:E.306, F:E.333, F:H.350, F:H.450

6 x RB0: D-ribitol(Non-covalent)

RB0.2: 15 residues within 4Å: Chain A: M.185, F.279, E.306, E.333, Y.335, H.350, H.449, H.450 Chain B: Q.16, L.18, Y.19, F.83, Q.125, H.128 Ligands: MN.1 6 PLIP interactions: 5 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:Q.16, B:Q.16, B:Y.19, B:Y.19, B:Q.125, A:Y.335 RB0.4: 13 residues within 4Å: Chain B: M.185, F.279, E.306, E.333, H.350, H.449, H.450 Chain C: Q.16, Y.19, F.83, Q.125, H.128 Ligands: MN.3 5 PLIP interactions: 1 interactions with chain B, 4 interactions with chain C Hydrogen bonds: B:H.449, C:Q.16, C:Y.19, C:Y.19, C:Y.19 RB0.7: 12 residues within 4Å: Chain A: F.83, Q.125, H.128 Chain C: M.185, F.279, E.306, E.333, H.350, M.351, H.449, H.450 Ligands: MN.6 3 PLIP interactions: 1 interactions with chain C, 2 interactions with chain A Hydrogen bonds: C:H.449, A:Q.125, A:Q.125 RB0.9: 15 residues within 4Å: Chain D: M.185, F.279, E.306, E.333, Y.335, H.350, H.449, H.450 Chain E: Q.16, L.18, Y.19, F.83, Q.125, H.128 Ligands: MN.8 6 PLIP interactions: 4 interactions with chain E, 2 interactions with chain D Hydrogen bonds: E:Q.16, E:Q.16, E:Y.19, E:Q.125, D:Y.335, D:Y.335 RB0.11: 13 residues within 4Å: Chain E: M.185, F.279, E.306, E.333, H.350, H.449, H.450 Chain F: Q.16, Y.19, F.83, Q.125, H.128 Ligands: MN.10 4 PLIP interactions: 4 interactions with chain F Hydrogen bonds: F:Q.16, F:Y.19, F:Y.19, F:Y.19 RB0.14: 12 residues within 4Å: Chain D: F.83, Q.125, H.128 Chain F: M.185, F.279, E.306, E.333, H.350, M.351, H.449, H.450 Ligands: MN.13 3 PLIP interactions: 2 interactions with chain D, 1 interactions with chain F Hydrogen bonds: D:Q.125, D:Q.125, F:H.449

2 x ACY: ACETIC ACID(Non-functional Binders)

ACY.5: 6 residues within 4Å: Chain A: W.491, V.494 Chain B: W.491, V.494 Chain C: W.491, V.494 3 PLIP interactions: 1 interactions with chain B, 2 interactions with chain A Hydrogen bonds: B:W.491 Hydrophobic interactions: A:W.491, A:V.494 ACY.12: 6 residues within 4Å: Chain D: W.491, V.494 Chain E: W.491, V.494 Chain F: W.491, V.494 3 PLIP interactions: 2 interactions with chain D, 1 interactions with chain E Hydrophobic interactions: D:W.491, D:V.494 Hydrogen bonds: E:W.491

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Manjasetty, B.A. et al., Crystal Structure of Escherichia coli L-arabinose Isomerase (ECAI) complexed with Ribitol. TO BE PUBLISHED

Release Date

2012-05-30

Peptides

L-arabinose isomerase: ABCDEF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
A

E
B

F
C

L-arabinose isomerase

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