SMTL ID : 3srr.1

S. aureus Dihydrofolate Reductase complexed with novel 7-aryl-2,4-diaminoquinazolines

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

monomer

Ligands

1 x Q20: 3-(2,4-diamino-6-methylquinazolin-7-yl)-4-ethoxybenzaldehyde(Non-covalent)

Q20.1: 14 residues within 4Å: Chain A: L.6, V.7, A.8, Q.20, L.21, D.28, L.29, V.32, T.47, S.50, I.51, F.93, T.112 Ligands: NAP.2 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:L.29, A:T.47, A:F.93, A:F.93, A:F.93 Hydrogen bonds: A:L.6, A:V.7, A:A.8, A:T.112 Water bridges: A:T.112 Salt bridges: A:D.28

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

NAP.2: 27 residues within 4Å: Chain A: V.7, A.8, I.15, G.16, F.17, N.19, Q.20, L.21, W.23, G.44, R.45, K.46, T.47, L.63, T.64, S.65, H.78, I.80, F.93, G.94, G.95, Q.96, T.97, L.98, E.101, T.122 Ligands: Q20.1 30 PLIP interactions: 30 interactions with chain A Hydrophobic interactions: A:T.47 Hydrogen bonds: A:A.8, A:I.15, A:N.19, A:N.19, A:G.44, A:R.45, A:R.45, A:K.46, A:T.47, A:T.47, A:T.64, A:T.64, A:S.65, A:G.95, A:Q.96, A:T.97, A:T.97, A:L.98, A:E.101 Water bridges: A:N.19, A:K.46, A:K.46, A:S.65, A:S.65, A:I.80, A:I.80, A:D.121 Salt bridges: A:R.45, A:K.46

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Li, X. et al., Structure-based design of new DHFR-based antibacterial agents: 7-aryl-2,4-diaminoquinazolines. Bioorg.Med.Chem.Lett. (2011)

Release Date

2011-08-31

Peptides

Dihydrofolate reductase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
X

Dihydrofolate reductase

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