SMTL ID : 1boz.1

STRUCTURE-BASED DESIGN AND SYNTHESIS OF LIPOPHILIC 2,4-DIAMINO-6-SUBSTITUTED QUINAZOLINES AND THEIR EVALUATION AS INHIBITORS OF DIHYDROFOLATE REDUCTASE AND POTENTIAL ANTITUMOR AGENTS

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.10 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.8, A.9, I.16, G.17, K.18, 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.116, G.117, S.118, S.119, V.120, Y.121, E.123, T.146 Ligands: PRD.2 20 PLIP interactions: 20 interactions with chain A Hydrophobic interactions: A:T.56 Hydrogen bonds: A:A.9, A:I.16, A:K.18, A:G.20, A:G.20, A:G.53, A:K.54, A:K.55, A:T.56, A:S.59, A:R.77, A:E.78, A:G.117, A:S.118, A:E.123 Water bridges: A:S.118, A:S.118 Salt bridges: A:K.54, A:K.55

1 x PRD: N6-(2,5-DIMETHOXY-BENZYL)-N6-METHYL-PYRIDO[2,3-D]PYRIMIDINE-2,4,6-TRIAMINE(Non-covalent)

PRD.2: 15 residues within 4Å: Chain A: I.7, V.8, A.9, L.22, E.30, F.34, Q.35, S.59, I.60, P.61, L.67, V.115, Y.121, T.136 Ligands: NDP.1 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:I.7, A:V.8, A:Q.35, A:Y.121, A:T.136 Water bridges: A:N.64 Salt bridges: A:E.30 pi-Stacking: A:F.34, A:F.34

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gangjee, A. et al., Structure-based design and synthesis of lipophilic 2,4-diamino-6-substituted quinazolines and their evaluation as inhibitors of dihydrofolate reductases and potential antitumor agents. J.Med.Chem. (1998)

Release Date

1998-08-12

Peptides

PROTEIN (DIHYDROFOLATE REDUCTASE): A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

PROTEIN (DIHYDROFOLATE REDUCTASE)

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