SMTL ID : 7d6g.1

Neutron crystal Structure of E.coli Dihydrofolate Reductase complexed with folate and NADP+ at pH4.5

Coordinates

PDB Format

Method

NEUTRON DIFFRACTION 2.10 Å

Oligo State

monomer

Ligands

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

MN.1: 1 residues within 4Å: Chain A: D.87 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:D.87

1 x FOL: FOLIC ACID(Covalent)

FOL.2: 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: NAP.3 21 PLIP interactions: 21 interactions with chain A Hydrophobic interactions: A:F.31, A:F.31, A:K.32, A:I.50 Hydrogen bonds: A:A.6, A:A.6, A:R.52, A:Y.100, A:T.113, A:T.113 Water bridges: A:W.22, A:A.29, A:A.29, A:W.30, A:K.32, A:K.32, A:S.49, A:S.49 Salt bridges: A:D.27, A:K.32, A:R.57

1 x NAP: NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE(Covalent)

NAP.3: 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: FOL.2 35 PLIP interactions: 35 interactions with chain A Hydrophobic interactions: A:T.46, A:G.95, A:G.96 Hydrogen bonds: A:A.7, A:I.14, A:M.16, A:N.18, A:N.18, A:A.19, A:A.19, A:M.20, A:G.43, A:G.43, A:R.44, A:H.45, A:H.45, A:T.46, A:T.46, A:S.49, A:S.64, A:S.64, A:G.96, A:G.97, A:R.98, A:V.99, A:Y.100, A:Q.102, A:Q.102 Water bridges: A:H.45, A:S.64, A:S.64, 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., Capturing the Catalytic Proton of Dihydrofolate Reductase: Implications for General Acid-Base Catalysis. Acs Catalysis (2021)

Release Date

2021-06-09

Peptides

Dihydrofolate reductase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Dihydrofolate reductase

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