SMTL ID : 1r38.1 (2 other biounits)

Crystal structure of H114A mutant of Candida tenuis xylose reductase

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

2 x NAP: NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE(Non-covalent)

NAP.1: 27 residues within 4Å: Chain A: G.22, C.23, W.24, D.47, Y.52, K.81, S.169, N.170, Q.191, Y.217, S.218, S.219, F.220, Q.223, S.224, E.227, F.240, A.257, I.272, P.273, K.274, S.275, N.276, L.277, R.280, N.284, N.310 36 PLIP interactions: 36 interactions with chain A Hydrophobic interactions: A:W.24, A:Y.217, A:Y.217, A:Y.217 Hydrogen bonds: A:C.23, A:W.24, A:D.47, A:D.47, A:Y.52, A:S.169, A:N.170, A:Q.191, A:S.218, A:F.220, A:Q.223, A:S.224, A:S.224, A:K.274, A:K.274, A:S.275, A:N.276, A:L.277, A:N.284, A:N.284, A:N.310 Water bridges: A:K.25, A:S.219, A:S.219, A:S.224, A:S.224, A:K.274, A:K.274, A:N.276 Salt bridges: A:K.274, A:R.280 pi-Cation interactions: A:R.280 NAP.2: 28 residues within 4Å: Chain B: G.22, C.23, W.24, D.47, Y.52, K.81, F.115, S.169, N.170, Q.191, Y.217, S.218, S.219, F.220, Q.223, S.224, E.227, F.240, A.257, I.272, P.273, K.274, S.275, N.276, L.277, R.280, N.284, N.310 31 PLIP interactions: 31 interactions with chain B Hydrophobic interactions: B:W.24, B:Y.217, B:Y.217, B:Y.217 Hydrogen bonds: B:C.23, B:W.24, B:D.47, B:S.169, B:N.170, B:Q.191, B:S.218, B:F.220, B:Q.223, B:S.224, B:S.224, B:K.274, B:S.275, B:N.276, B:L.277, B:N.284, B:N.284, B:N.310 Water bridges: B:K.25, B:S.219, B:S.219, B:S.224, B:S.224 Salt bridges: B:K.25, B:K.274, B:R.280 pi-Cation interactions: B:R.280

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kratzer, R. et al., Studies of the enzymic mechanism of Candida tenuis xylose reductase (AKR 2B5): X-ray structure and catalytic reaction profile for the H113A mutant. Biochemistry (2004)

Release Date

2004-10-12

Peptides

xylose reductase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

xylose reductase

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