SMTL ID : 2fzj.1

New Insights into DHFR Interactions: Analysis of Pneumocystis carinii and Mouse DHFR Complexes with NADPH and Two Highly Potent Trimethoprim Derivatives

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 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, W.24, G.53, R.54, K.55, T.56, S.59, 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: DH3.2 24 PLIP interactions: 24 interactions with chain A Hydrophobic interactions: A:T.56 Hydrogen bonds: A:A.9, A:A.9, A:K.18, A:G.20, A:G.20, A:R.54, A:K.55, A:T.56, A:S.59, A:S.76, A:R.77, A:E.78, A:L.93, A:S.118, A:E.123, A:T.146 Water bridges: A:R.54, A:R.77, A:R.77, A:S.119, A:E.123 Salt bridges: A:R.54 pi-Cation interactions: A:R.77

1 x DH3: 2,4-DIAMINO-5-[3',4'-DIMETHOXY-5'-(5-CARBOXYL-1-PENTYNYL)]BENZYL PYRIMIDINE(Non-covalent)

DH3.2: 17 residues within 4Å: Chain A: I.7, V.8, A.9, L.22, E.30, F.31, F.34, Q.35, S.59, I.60, P.61, K.68, R.70, V.115, Y.121, T.136 Ligands: NDP.1 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:F.31, A:F.31, A:F.34, A:F.34 Hydrogen bonds: A:I.7, A:Y.121, A:T.136, A:T.136 Water bridges: A:K.68 Salt bridges: A:E.30, A:K.68, A:R.70 pi-Stacking: A:F.34

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cody, V. et al., New insights into DHFR interactions: analysis of Pneumocystis carinii and mouse DHFR complexes with NADPH and two highly potent 5-(omega-carboxy(alkyloxy) trimethoprim derivatives reveals conformational correlations with activity and novel parallel ring stacking interactions. Proteins (2006)

Release Date

2006-12-26

Peptides

Dihydrofolate reductase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Dihydrofolate reductase

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