SMTL ID : 1s3y.1

Structure Determination of Tetrahydroquinazoline Antifolates in Complex with Human and Pneumocystis carinii Dihydrofolate Reductase: Correlations of Enzyme Selectivity and Stereochemistry

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.25 Å

Oligo State

monomer

Ligands

1 x NAP: NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE(Non-covalent)

NAP.1: 18 residues within 4Å: Chain A: I.19, N.23, L.25, W.27, G.58, R.59, K.60, T.61, I.80, T.81, R.82, N.83, K.96, G.125, A.126, Q.127, L.128 Ligands: TQT.2 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:T.61 Hydrogen bonds: A:I.19, A:N.23, A:G.58, A:R.59, A:R.59, A:K.60, A:T.61, A:T.81, A:R.82, A:N.83, A:A.126, A:Q.127, A:L.128

1 x TQT: 6-(OCTAHYDRO-1H-INDOL-1-YLMETHYL)DECAHYDROQUINAZOLINE-2,4-DIAMINE(Non-covalent)

TQT.2: 13 residues within 4Å: Chain A: I.10, V.11, A.12, L.25, E.32, I.33, F.36, S.64, P.66, I.123, Y.129, T.144 Ligands: NAP.1 8 PLIP interactions: 8 interactions with chain A Hydrophobic interactions: A:L.25, A:I.33 Hydrogen bonds: A:I.10, A:Y.129, A:T.144, A:T.144 Salt bridges: A:E.32 pi-Stacking: A:F.36

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cody, V. et al., Structure determination of tetrahydroquinazoline antifolates in complex with human and Pneumocystis carinii dihydrofolate reductase: correlations between enzyme selectivity and stereochemistry. Acta Crystallogr.,Sect.D (2004)

Release Date

2004-03-30

Peptides

Dihydrofolate reductase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Dihydrofolate reductase

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