SMTL ID : 6wep.1

Crystal structure of TS-DHFR from Cryptosporidium hominis with Apo-TS site

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.79 Å

Oligo State

homo-dimer

Ligands

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

NDP.1: 27 residues within 4Å: Chain A: V.10, A.11, I.19, G.20, G.23, Q.24, L.25, W.27, G.55, R.56, K.57, T.58, S.61, I.75, S.76, S.77, S.78, R.92, C.113, G.114, G.115, E.116, S.117, I.118, Y.119, T.145 Ligands: MTX.2 22 PLIP interactions: 22 interactions with chain A Hydrophobic interactions: A:T.58 Hydrogen bonds: A:A.11, A:I.19, A:G.55, A:R.56, A:R.56, A:K.57, A:T.58, A:T.58, A:S.61, A:S.61, A:S.77, A:S.78, A:G.114, A:E.116, A:S.117, A:S.117, A:I.118, A:T.145 Water bridges: A:G.23, A:T.145 Salt bridges: A:R.56 NDP.3: 26 residues within 4Å: Chain B: V.10, A.11, I.19, G.20, G.23, Q.24, L.25, G.55, R.56, K.57, T.58, S.61, I.75, S.76, S.77, S.78, R.92, G.114, G.115, E.116, S.117, I.118, Y.119, D.121, T.145 Ligands: MTX.4 21 PLIP interactions: 21 interactions with chain B Hydrophobic interactions: B:T.58 Hydrogen bonds: B:A.11, B:I.19, B:I.21, B:G.55, B:R.56, B:R.56, B:K.57, B:T.58, B:S.61, B:S.61, B:S.76, B:S.77, B:S.78, B:G.114, B:E.116, B:S.117, B:S.117, B:I.118, B:D.121 Salt bridges: B:R.56

2 x MTX: METHOTREXATE(Non-covalent)

MTX.2: 17 residues within 4Å: Chain A: V.9, V.10, A.11, L.25, D.32, L.33, K.34, F.36, S.37, T.58, I.62, L.67, R.70, C.113, Y.119, T.134 Ligands: NDP.1 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:L.33, A:F.36, A:I.62 Hydrogen bonds: A:V.9, A:S.37, A:S.37, A:T.134, A:T.134 Salt bridges: A:D.32, A:K.34, A:R.70 MTX.4: 17 residues within 4Å: Chain B: V.9, V.10, A.11, L.25, D.32, L.33, K.34, F.36, S.37, T.58, I.62, L.67, R.70, C.113, Y.119, T.134 Ligands: NDP.3 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:L.33, B:F.36, B:I.62 Hydrogen bonds: B:V.9, B:S.37, B:S.37, B:Y.119, B:T.134, B:T.134 Salt bridges: B:D.32, B:K.34, B:R.70

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Ruiz, V.G. et al., Targeting the TS dimer interface in bifunctional Cryptosporidium hominis TS-DHFR from parasitic protozoa: Virtual screening identifies novel TS allosteric inhibitor. Bioorg.Med.Chem.Lett. (2020)

Release Date

2020-06-17

Peptides

Bifunctional dihydrofolate reductase-thymidylate synthase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Bifunctional dihydrofolate reductase-thymidylate synthase

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