SMTL ID : 3k45.1

Alternate Binding Modes Observed for the E- and Z-isomers of 2,4-Diaminofuro[2,3d]pyrimidines as Ternary Complexes with NADPH and Mouse Dihydrofolate Reductase

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.60 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, G.53, R.54, K.55, T.56, L.75, S.76, R.77, E.78, K.91, S.92, L.93, V.115, G.116, G.117, S.118, S.119, V.120, Y.121, E.123, T.146 Ligands: 51P.2 27 PLIP interactions: 27 interactions with chain A Hydrophobic interactions: A:L.22, A:T.56 Hydrogen bonds: A:A.9, A:I.16, A:K.18, A:G.20, A:R.54, A:K.55, A:T.56, A:S.76, A:R.77, A:R.77, A:E.78, A:L.93, A:G.117, A:S.118, A:S.119, A:S.119, A:E.123 Water bridges: A:R.54, A:S.59, A:R.77, A:R.77, A:R.77 Salt bridges: A:R.54, A:K.55 pi-Cation interactions: A:R.77

1 x 51P: 5-[(1Z)-2-(2-methoxyphenyl)prop-1-en-1-yl]furo[2,3-d]pyrimidine-2,4-diamine(Non-covalent)

51P.2: 11 residues within 4Å: Chain A: I.7, V.8, A.9, E.30, F.31, F.34, T.56, V.115, Y.121, T.136 Ligands: NDP.1 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:F.31, A:F.34, A:F.34, A:T.56 Hydrogen bonds: A:I.7, A:V.8, A:Y.121, A:T.136 Water bridges: A:E.30 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., Design, synthesis, and X-ray crystal structures of 2,4-diaminofuro[2,3-d]pyrimidines as multireceptor tyrosine kinase and dihydrofolate reductase inhibitors. Bioorg.Med.Chem. (2009)

Release Date

2009-10-13

Peptides

Dihydrofolate reductase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Dihydrofolate reductase