SMTL ID : 4m2x.4 (3 other biounits)

Mycobacterium tuberculosis dihydrofolate reductase complexed with trimetrexate (TMQ)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.26 Å

Oligo State

monomer

Ligands

1 x NDP: NADPH DIHYDRO-NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE(Non-covalent)

NDP.1: 31 residues within 4Å: Chain A: W.9, A.10, I.17, G.18, R.19, G.21, D.22, I.23, W.25, G.46, R.47, R.48, T.49, S.52, L.68, S.69, R.70, Q.71, G.83, I.97, G.98, G.99, G.100, Q.101, V.102, Y.103, L.105, A.129 Ligands: TMQ.2, ACT.3, ACT.6 26 PLIP interactions: 26 interactions with chain A Hydrophobic interactions: A:I.23, A:T.49 Hydrogen bonds: A:A.10, A:I.17, A:R.19, A:G.21, A:G.21, A:G.46, A:R.47, A:R.48, A:T.49, A:T.49, A:S.52, A:R.70, A:R.70, A:R.70, A:Q.71, A:G.98, A:G.100, A:Q.101, A:Q.101, A:V.102, A:Y.103 Salt bridges: A:R.47 pi-Cation interactions: A:R.70, A:R.70

1 x TMQ: TRIMETREXATE(Non-covalent)

TMQ.2: 15 residues within 4Å: Chain A: I.8, W.9, A.10, I.23, R.26, D.30, Q.31, F.34, L.53, P.54, V.57, I.97, Y.103, T.116 Ligands: NDP.1 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:I.23, A:F.34, A:I.97 Hydrogen bonds: A:I.8, A:T.116, A:T.116 Water bridges: A:S.52, A:S.52, A:R.63 Salt bridges: A:D.30

4 x ACT: ACETATE ION(Non-functional Binders)

ACT.3: 6 residues within 4Å: Chain A: G.18, R.19, G.20, G.21, G.127 Ligands: NDP.1 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:G.20, A:G.21, A:D.22 ACT.4: 3 residues within 4Å: Chain A: T.13, E.117, R.155 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Y.157, A:Y.157 Salt bridges: A:R.155 ACT.5: 5 residues within 4Å: Chain A: G.100, D.128, A.129, L.130 Ligands: ACT.6 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:L.130 ACT.6: 6 residues within 4Å: Chain A: Q.101, G.127, D.128, A.129 Ligands: NDP.1, ACT.5 1 PLIP interactions: 1 interactions with chain A Hydrophobic interactions: A:Q.101

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Jung, H. et al., Selective inhibitors for dihydrofolate reductase from mycobacterium tuberculosis. To be Published

Release Date

2014-11-12

Peptides

Dihydrofolate reductase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
G

Dihydrofolate reductase

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