SMTL ID : 3n0h.1

hDHFR double mutant Q35S/N64F Trimethoprim Binary Complex

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.92 Å

Oligo State

monomer

Ligands

2 x TOP: TRIMETHOPRIM(Non-covalent)

TOP.1: 14 residues within 4Å: Chain A: I.7, V.8, A.9, E.30, F.31, F.34, T.56, I.60, F.64, L.67, V.115, Y.121, T.136 Ligands: TOP.5 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:F.31, A:F.34 Hydrogen bonds: A:I.7, A:T.136, A:T.136 Water bridges: A:A.9, A:Y.121 Salt bridges: A:E.30 pi-Stacking: A:F.34 TOP.5: 7 residues within 4Å: Chain A: D.21, F.31, S.59, P.61, K.63, F.64 Ligands: TOP.1 4 PLIP interactions: 4 interactions with chain A Hydrophobic interactions: A:F.31, A:P.61 Water bridges: A:K.63, A:K.63

3 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 6 residues within 4Å: Chain A: G.53, K.54, K.55, T.56, G.117, V.120 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:G.53, A:K.55, A:T.56, A:T.56, A:G.117 Water bridges: A:K.54, A:S.119 SO4.3: 4 residues within 4Å: Chain A: K.54, S.76, R.77, E.78 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:R.77, A:E.78 Water bridges: A:K.54 Salt bridges: A:K.54 SO4.4: 4 residues within 4Å: Chain A: V.165, L.166, S.167, D.168 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:S.167, A:D.168 Water bridges: A:E.161

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cody, V. et al., Crystallographic analysis reveals a novel second binding site for trimethoprim in active site double mutants of human dihydrofolate reductase. J.Struct.Biol. (2011)

Release Date

2011-09-28

Peptides

Dihydrofolate reductase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Dihydrofolate reductase

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