SMTL ID : 2w3b.2 (1 other biounit)

HUMAN DIHYDROFOLATE REDUCTASE COMPLEXED WITH NADPH AND A LIPOPHILIC ANTIFOLATE SELECTIVE FOR MYCOBACTERIUM AVIUM DHFR, 6-((2,5- DIETHOXYPHENYL)AMINOMETHYL)-2,4-DIAMINO-5-METHYLPYRIDO(2,3-D) PYRIMIDINE (SRI-8686)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.27 Å

Oligo State

monomer

Ligands

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

NDP.1: 30 residues within 4Å: Chain A: V.9, A.10, I.17, G.18, K.19, G.21, D.22, L.23, W.25, G.54, K.55, K.56, T.57, S.60, L.76, S.77, R.78, E.79, R.92, S.93, V.116, G.117, G.118, S.119, S.120, V.121, Y.122, T.147 Ligands: VG9.2, FOL.3 28 PLIP interactions: 28 interactions with chain A Hydrophobic interactions: A:T.57 Hydrogen bonds: A:A.10, A:I.17, A:K.19, A:G.21, A:G.21, A:G.54, A:G.54, A:K.55, A:K.56, A:T.57, A:S.60, A:R.78, A:E.79, A:G.118, A:S.119, A:S.120 Water bridges: A:L.94, A:L.94, A:S.119, A:S.119, A:S.120, A:S.120, A:T.147, A:T.147, A:T.147, A:T.147 Salt bridges: A:K.55

1 x VG9: 6-{[(2,5-DIETHOXYPHENYL)AMINO]METHYL}-5-METHYLPYRIDO[2,3-D]PYRIMIDINE-2,4-DIAMINE

VG9.2: 18 residues within 4Å: Chain A: I.8, V.9, A.10, D.22, L.23, E.31, F.32, F.35, Q.36, S.60, P.62, L.68, R.71, V.116, Y.122, T.137 Ligands: NDP.1, FOL.3 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:F.32, A:F.35, A:F.35, A:F.35, A:Q.36, A:L.68 Hydrogen bonds: A:V.9, A:Y.122, A:Y.122, A:T.137 Water bridges: A:E.31, A:E.31, A:S.60, A:S.60 Salt bridges: A:E.31

1 x FOL: FOLIC ACID(Non-covalent)

FOL.3: 19 residues within 4Å: Chain A: I.8, V.9, A.10, L.23, E.31, F.32, R.33, F.35, Q.36, I.61, P.62, N.65, L.68, R.71, V.116, Y.122, T.137 Ligands: NDP.1, VG9.2 17 PLIP interactions: 17 interactions with chain A Hydrophobic interactions: A:F.35, A:I.61, A:L.68 Hydrogen bonds: A:I.8, A:Q.36, A:N.65, A:Y.122, A:T.137, A:T.137 Water bridges: A:E.31, A:E.31, A:R.33, A:R.33, A:S.60, A:K.69 Salt bridges: A:E.31, A:R.71

1 x K: POTASSIUM ION(Non-covalent)

K.4: 3 residues within 4Å: Chain A: S.42, V.44, K.47 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:V.44, A:K.47, H2O.3, H2O.4

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Leung, A.K.W. et al., Structural Basis for Selective Inhibition of Mycobacterium Avium Dihydrofolate Reductase by a Lipophilic Antifolate. To be Published

Release Date

2009-11-17

Peptides

DIHYDROFOLATE REDUCTASE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

DIHYDROFOLATE REDUCTASE

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