SMTL ID : 7myl.1 (2 other biounits)

Crystal structure of DfrA1 dihydrofolate reductase in complex with TRIMETHOPRIM

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.15 Å

Oligo State

homo-dimer

Ligands

2 x TOP: TRIMETHOPRIM(Non-covalent)

TOP.1: 14 residues within 4Å: Chain A: M.6, V.7, A.8, N.17, G.18, P.19, E.28, Q.29, F.32, S.50, M.51, L.54, S.97, Y.103 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:N.17, A:F.32, A:F.32 Hydrogen bonds: A:M.6, A:V.7, A:A.8, A:N.17 Water bridges: A:V.7 Salt bridges: A:E.28 pi-Stacking: A:F.32 TOP.2: 13 residues within 4Å: Chain B: M.6, V.7, A.8, N.17, G.18, P.19, E.28, F.32, S.50, M.51, L.54, S.97, Y.103 9 PLIP interactions: 9 interactions with chain B Hydrophobic interactions: B:N.17, B:F.32, B:F.32 Hydrogen bonds: B:M.6, B:V.7, B:A.8, B:Y.103 Water bridges: B:S.116 Salt bridges: B:E.28

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Krucinska, J. et al., Structure-guided functional studies of plasmid-encoded dihydrofolate reductases reveal a common mechanism of trimethoprim resistance in Gram-negative pathogens. Commun Biol (2022)

Release Date

2022-06-01

Peptides

Dihydrofolate reductase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
D

Dihydrofolate reductase

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