SMTL ID : 3dfr.1

CRYSTAL STRUCTURES OF ESCHERICHIA COLI AND LACTOBACILLUS CASEI DIHYDROFOLATE REDUCTASE REFINED AT 1.7 ANGSTROMS RESOLUTION. I. GENERAL FEATURES AND BINDING OF METHOTREXATE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

monomer

Ligands

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

NDP.1: 25 residues within 4Å: Chain A: W.5, A.6, I.13, G.14, K.15, G.17, H.18, L.19, W.21, G.42, R.43, R.44, T.45, L.62, T.63, H.64, Q.65, H.77, A.97, G.98, G.99, A.100, Q.101, I.102 Ligands: MTX.2 33 PLIP interactions: 33 interactions with chain A Hydrophobic interactions: A:T.45 Hydrogen bonds: A:A.6, A:I.13, A:K.15, A:G.17, A:G.17, A:G.42, A:R.43, A:R.43, A:R.44, A:T.45, A:T.45, A:T.63, A:T.63, A:H.64, A:Q.65, A:Q.65, A:G.98, A:G.99, A:A.100, A:Q.101, A:Q.101, A:I.102 Water bridges: A:R.44, A:R.44, A:S.48, A:H.64, A:V.79, A:Q.101, A:T.126 Salt bridges: A:R.43, A:R.44 pi-Stacking: A:H.64

1 x MTX: METHOTREXATE(Non-covalent)

MTX.2: 17 residues within 4Å: Chain A: L.4, W.5, A.6, L.19, D.26, L.27, H.28, F.30, R.31, S.48, F.49, P.50, L.54, R.57, A.97, T.116 Ligands: NDP.1 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:F.30, A:F.49 Hydrogen bonds: A:L.4, A:L.27, A:T.116, A:T.116 Water bridges: A:R.31 Salt bridges: A:D.26, A:H.28, A:R.57

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Bolin, J.T. et al., Crystal structures of Escherichia coli and Lactobacillus casei dihydrofolate reductase refined at 1.7 A resolution. I. General features and binding of methotrexate. J.Biol.Chem. (1982)

Release Date

1982-10-21

Peptides

DIHYDROFOLATE REDUCTASE: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

DIHYDROFOLATE REDUCTASE