SMTL ID : 4pdj.1

Neutron crystal Structure of E.coli Dihydrofolate Reductase complexed with folate and NADP+

Coordinates

PDB Format

Method

NEUTRON DIFFRACTION 1.99 Å

Oligo State

monomer

Ligands

2 x MN: MANGANESE (II) ION(Non-covalent)

MN.1: 3 residues within 4Å: Chain A: D.116, A.117, H.149 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.116, A:H.149, H2O.2, H2O.2 MN.2: 1 residues within 4Å: Chain A: D.87 3 PLIP interactions: 1 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.87, H2O.2, H2O.2

1 x DHF: DIHYDROFOLIC ACID(Covalent)

DHF.3: 21 residues within 4Å: Chain A: I.5, A.6, A.7, M.20, D.27, L.28, A.29, W.30, F.31, K.32, T.46, S.49, I.50, R.52, L.54, P.55, R.57, I.94, Y.100, T.113 Ligands: NDP.4 17 PLIP interactions: 17 interactions with chain A Hydrophobic interactions: A:F.31, A:F.31, A:I.50, A:L.54 Hydrogen bonds: A:A.6, A:A.6, A:A.7, A:R.52, A:R.52, A:Y.100, A:T.113 Water bridges: A:W.22, A:A.29, A:A.29 Salt bridges: A:D.27, A:K.32, A:R.57

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

NDP.4: 31 residues within 4Å: Chain A: A.6, A.7, I.14, G.15, M.16, N.18, A.19, M.20, W.22, G.43, R.44, H.45, T.46, S.49, L.62, S.63, S.64, Q.65, K.76, S.77, V.78, I.94, G.95, G.96, G.97, R.98, V.99, Y.100, Q.102, T.123 Ligands: DHF.3 36 PLIP interactions: 36 interactions with chain A Hydrophobic interactions: A:T.46, A:G.95 Hydrogen bonds: A:A.7, A:I.14, A:M.16, A:N.18, A:A.19, A:A.19, A:G.43, A:G.43, A:R.44, A:H.45, A:T.46, A:S.49, A:S.63, A:S.64, A:S.64, A:S.64, A:G.96, A:G.97, A:R.98, A:R.98, A:R.98, A:V.99, A:Y.100, A:Q.102, A:Q.102 Water bridges: A:M.16, A:R.98, A:R.98, A:R.98, A:R.98, A:T.123 Salt bridges: A:R.44, A:H.45, A:H.45

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wan, Q. et al., Toward resolving the catalytic mechanism of dihydrofolate reductase using neutron and ultrahigh-resolution X-ray crystallography. Proc.Natl.Acad.Sci.USA (2014)

Release Date

2015-04-15

Peptides

Dihydrofolate reductase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Dihydrofolate reductase

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