SMTL ID : 3bcj.1

Crystal structure of Aldose Reductase complexed with 2S4R (Stereoisomer of Fidarestat, 2S4S) at 0.78 A

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 0.78 Å

Oligo State

monomer

Ligands

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

NAP.1: 32 residues within 4Å: Chain A: G.19, T.20, W.21, K.22, D.44, Y.49, K.78, H.111, S.160, N.161, Q.184, Y.210, S.211, P.212, L.213, G.214, S.215, P.216, D.217, L.229, A.246, I.261, P.262, K.263, S.264, V.265, T.266, R.269, E.272, N.273, C.299 Ligands: CIT.2 32 PLIP interactions: 32 interactions with chain A Hydrophobic interactions: A:W.21, A:Y.210, A:Y.210, A:Y.210 Hydrogen bonds: A:T.20, A:W.21, A:D.44, A:S.160, A:N.161, A:Q.184, A:S.211, A:L.213, A:S.215, A:S.215, A:D.217, A:D.217, A:K.263, A:S.264, A:V.265, A:T.266, A:T.266, A:E.272, A:N.273 Water bridges: A:D.217, A:D.217, A:A.246, A:R.269, A:R.269 Salt bridges: A:K.22, A:K.263, A:R.269 pi-Cation interactions: A:R.269

1 x CIT: CITRIC ACID(Non-functional Binders)

CIT.2: 11 residues within 4Å: Chain A: W.21, V.48, Y.49, W.80, H.111, W.112, W.220, C.299, L.301 Ligands: NAP.1, FIS.3 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:W.112 Hydrogen bonds: A:Y.49 Salt bridges: A:H.111

1 x FIS: (2S,4R)-2-AMINOFORMYL-6-FLUORO-SPIRO[CHROMAN-4,4'-IMIDAZOLIDINE]-2',5'-DIONE(Non-covalent)

FIS.3: 5 residues within 4Å: Chain A: W.21, K.22, P.219, W.220 Ligands: CIT.2 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:P.219, A:P.219, A:P.219 Water bridges: A:K.22

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhao, H.T. et al., Unusual Binding Mode of the 2S4R Stereoisomer of the Potent Aldose Reductase Cyclic Imide Inhibitor Fidarestat (2S4S) in the 15 K Crystal Structure of the Ternary Complex Refined at 0.78 A Resolution: Implications for the Inhibition Mechanism. J.Med.Chem. (2008)

Release Date

2008-04-08

Peptides

Aldose reductase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Aldose reductase

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