SMTL ID : 4kfj.2 (1 other biounit)

Human dihydrofolate reductase complexed with NADPH and 5-{3-[3-methoxy-5-(isoquin-5-yl)phenyl]prop-1-yn-1-yl}6-ethylprimidine-2,4-diamine

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.76 Å

Oligo State

monomer

Ligands

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

NDP.1: 30 residues within 4Å: Chain A: V.8, A.9, I.16, G.17, K.18, G.20, D.21, L.22, W.24, G.53, K.54, K.55, T.56, S.59, L.75, S.76, R.77, E.78, R.91, S.92, V.115, G.116, G.117, S.118, S.119, V.120, Y.121, E.123, T.146 Ligands: FOL.2 37 PLIP interactions: 37 interactions with chain A Hydrophobic interactions: A:T.56 Hydrogen bonds: A:A.9, A:I.16, A:K.18, A:G.20, A:G.20, A:G.53, A:G.53, A:K.54, A:K.55, A:K.55, A:K.55, A:T.56, A:T.56, A:S.59, A:S.76, A:R.77, A:E.78, A:E.78, A:G.117, A:S.118, A:Y.121, A:E.123 Water bridges: A:R.77, A:R.77, A:R.77, A:S.118, A:S.118, A:S.119, A:S.119, A:E.123, A:T.146, A:T.146, A:T.146, A:T.146 Salt bridges: A:K.54 pi-Cation interactions: A:R.77

1 x FOL: FOLIC ACID(Non-covalent)

FOL.2: 19 residues within 4Å: Chain A: I.7, V.8, A.9, L.22, E.30, F.31, R.32, F.34, Q.35, I.60, P.61, N.64, L.67, R.70, V.115, Y.121, T.136 Ligands: NDP.1, MG.3 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:F.34 Hydrogen bonds: A:I.7, A:F.31, A:Q.35, A:N.64, A:T.136, A:T.136 Water bridges: A:S.59, A:S.59 Salt bridges: A:E.30, A:R.32, A:R.70

3 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 3 residues within 4Å: Chain A: D.21, S.59 Ligands: FOL.2 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:D.21, A:S.59, H2O.5 MG.5: 3 residues within 4Å: Chain A: T.39, T.40, S.41 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:S.41 MG.6: 3 residues within 4Å: Chain A: L.153, Y.156, K.157 No protein-ligand interaction detected (PLIP)

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.4: 1 residues within 4Å: Chain A: P.26 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lamb, K.M. et al., Elucidating features that drive the design of selective antifolates using crystal structures of human dihydrofolate reductase. Biochemistry (2013)

Release Date

2013-10-09

Peptides

Dihydrofolate reductase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Dihydrofolate reductase

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