SMTL ID : 4qjc.1

Human dihydrofolate reductase ternary complex with NADPH and inhibitor 26 (N~6~-METHYL-N~6~-(3,4,5-TRIFLUOROPHENYL)PYRIDO[2,3-D]PYRIMIDINE-2,4,6-TRIAMINE)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.62 Å

Oligo State

monomer

Ligands

1 x NDP: NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE(Non-covalent)

NDP.1: 28 residues within 4Å: Chain A: V.8, A.9, I.16, G.17, G.20, D.21, L.22, W.24, G.53, K.54, K.55, T.56, S.59, L.75, S.76, R.77, E.78, R.91, S.92, V.115, G.117, S.118, S.119, V.120, Y.121, E.123, T.146 Ligands: IXE.2 22 PLIP interactions: 22 interactions with chain A Hydrophobic interactions: A:T.56 Hydrogen bonds: A:A.9, A:A.9, A:G.53, A:G.53, A:K.54, A:K.55, A:T.56, A:T.56, A:R.77, A:E.78, A:E.78, A:E.78, A:G.117, A:S.118, A:Y.121, A:E.123 Water bridges: A:K.55, A:S.119, A:T.146 Salt bridges: A:K.54, A:K.55

1 x IXE: N~6~-methyl-N~6~-(3,4,5-trifluorophenyl)pyrido[2,3-d]pyrimidine-2,4,6-triamine(Non-covalent)

IXE.2: 16 residues within 4Å: Chain A: I.7, V.8, A.9, G.20, D.21, L.22, E.30, F.31, F.34, T.56, S.59, P.61, V.115, Y.121, T.136 Ligands: NDP.1 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:L.22, A:F.31, A:F.34 Hydrogen bonds: A:I.7, A:V.8, A:T.136 Salt bridges: A:E.30 Halogen bonds: A:G.20

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cody, V. et al., Structure-activity correlations for three pyrido[2,3-d]pyrimidine antifolates binding to human and Pneumocystis carinii dihydrofolate reductase. Acta Crystallogr F Struct Biol Commun (2015)

Release Date

2015-06-10

Peptides

Dihydrofolate reductase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Dihydrofolate reductase

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