SMTL ID : 1ye6.1 (4 other biounits)

Crystal structure of the Lys-274 to Arg mutant of Candida tenuis xylose reductase (AKR2B5) bound to NADP+

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

homo-dimer

Ligands

4 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 2 residues within 4Å: Chain A: H.14, L.15 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:L.15 Salt bridges: A:H.14 SO4.3: 5 residues within 4Å: Chain B: K.25, L.26, A.27, Q.34, R.274 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:K.25, B:A.27, B:T.30, B:Q.34 Salt bridges: B:R.274 SO4.4: 3 residues within 4Å: Chain B: G.13, H.14, L.15 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:L.15 Water bridges: B:D.109 Salt bridges: B:H.14 SO4.5: 1 residues within 4Å: Chain B: R.232 3 PLIP interactions: 3 interactions with chain B Water bridges: B:R.232, B:R.232 Salt bridges: B:R.232

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

NAP.2: 27 residues within 4Å: Chain A: G.22, C.23, W.24, D.47, Y.52, K.81, H.114, S.169, N.170, Q.191, Y.217, S.218, F.220, Q.223, S.224, F.225, F.240, A.257, I.272, P.273, R.274, S.275, N.276, L.277, R.280, N.284, N.310 28 PLIP interactions: 28 interactions with chain A Hydrophobic interactions: A:W.24 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.225, A:R.274, A:R.274, A:R.274, A:R.274, A:N.276, A:N.284, A:N.284, A:N.310 Water bridges: A:S.219, A:T.255, A:T.255, A:R.280 Salt bridges: A:R.274, A:R.280 pi-Stacking: A:Y.217, A:F.220, A:F.220

1 x NAD: NICOTINAMIDE-ADENINE-DINUCLEOTIDE(Non-covalent)

NAD.6: 28 residues within 4Å: Chain B: G.22, C.23, W.24, D.47, Y.52, K.81, H.114, 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, R.274, N.276, R.280, Q.283, N.284, N.310 27 PLIP interactions: 27 interactions with chain B Hydrophobic interactions: B:W.24 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:S.224, B:S.224, B:E.227, B:R.274, B:N.276, B:R.280, B:N.284, B:N.284, B:N.310 Water bridges: B:Y.52, B:S.219, B:S.219, B:S.224, B:E.227, B:E.227, B:R.280 pi-Stacking: B:Y.217 pi-Cation interactions: B:R.280

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Leitgeb, S. et al., Fine tuning of coenzyme specificity in family 2 aldo-keto reductases revealed by crystal structures of the Lys-274-->Arg mutant of Candida tenuis xylose reductase (AKR2B5) bound to NAD(+) and NADP(+). Febs Lett. (2005)

Release Date

2005-02-01

Peptides

NAD(P)H-dependent D-xylose reductase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

NAD(P)H-dependent D-xylose reductase

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