SMTL ID : 1x9i.1

Crystal structure of Crystal structure of phosphoglucose/phosphomannose phosphoglucose/phosphomannoseisomerase from Pyrobaculum aerophilum in complex with glucose 6-phosphate

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.16 Å

Oligo State

homo-dimer

Ligands

2 x G6Q: GLUCOSE-6-PHOSPHATE(Non-covalent)

G6Q.1: 14 residues within 4Å: Chain A: M.45, G.46, G.47, S.48, S.87, Y.88, S.89, T.92, A.133, P.134, R.135, E.203, K.298 Chain B: H.219 18 PLIP interactions: 17 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:G.47, A:S.48, A:S.48, A:Y.88, A:S.89, A:T.92, A:R.135, A:R.135, A:E.203, A:K.298 Water bridges: A:M.45, A:S.89, A:S.89, A:S.89, A:T.92, A:K.298, B:N.220 Salt bridges: A:K.298 G6Q.4: 13 residues within 4Å: Chain A: H.219 Chain B: M.45, G.46, G.47, S.48, S.87, Y.88, S.89, T.92, P.134, R.135, E.203, K.298 15 PLIP interactions: 14 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:G.47, B:S.48, B:S.48, B:Y.88, B:S.89, B:T.92, B:T.92, B:R.135, B:R.135, B:E.203, B:K.298 Water bridges: B:S.89, B:Q.302, A:N.220 Salt bridges: B:K.298

2 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 5 residues within 4Å: Chain A: D.53, A.70, K.72, R.191, Y.195 6 PLIP interactions: 5 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:D.53, A:K.72, A:R.191 Water bridges: A:D.53, A:Y.195, B:R.191 GOL.3: 6 residues within 4Å: Chain A: A.70, V.71, K.72, D.73 Chain B: R.56, E.188 4 PLIP interactions: 1 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:K.72, B:R.56 Water bridges: B:R.56, B:E.188

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Swan, M.K. et al., Structural basis for phosphomannose isomerase activity in phosphoglucose isomerase from Pyrobaculum aerophilum: a subtle difference between distantly related enzymes. Biochemistry (2004)

Release Date

2004-12-07

Peptides

glucose-6-phosphate isomerase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

glucose-6-phosphate isomerase

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