SMTL ID : 3h9k.1 (2 other biounits)

Structures of Thymidylate Synthase R163K with Substrates and Inhibitors Show Subunit Asymmetry

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.65 Å

Oligo State

homo-dimer

Ligands

2 x UFP: 5-FLUORO-2'-DEOXYURIDINE-5'-MONOPHOSPHATE(Non-covalent)

UFP.1: 12 residues within 4Å: Chain A: R.50, C.195, Q.214, R.215, S.216, G.217, D.218, N.226, H.256 Chain B: R.175, R.176 Ligands: EDO.2 10 PLIP interactions: 2 interactions with chain B, 8 interactions with chain A Salt bridges: B:R.175, B:R.176, A:R.215 Hydrophobic interactions: A:D.218 Hydrogen bonds: A:Q.214, A:S.216, A:D.218, A:N.226, A:N.226, A:H.256 UFP.3: 10 residues within 4Å: Chain A: R.175, R.176 Chain B: R.50, C.195, R.215, S.216, D.218, N.226, Y.258 Ligands: EDO.4 9 PLIP interactions: 7 interactions with chain B, 2 interactions with chain A Hydrophobic interactions: B:D.218 Hydrogen bonds: B:Q.214, B:S.216, B:N.226, B:N.226 Salt bridges: B:R.50, B:R.215, A:R.175, A:R.176

2 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.2: 3 residues within 4Å: Chain A: G.222, F.225 Ligands: UFP.1 No protein-ligand interaction detected (PLIP) EDO.4: 3 residues within 4Å: Chain B: I.108, L.221 Ligands: UFP.3 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Gibson, L.M. et al., Structures of human thymidylate synthase R163K with dUMP, FdUMP and glutathione show asymmetric ligand binding. Acta Crystallogr.,Sect.D (2011)

Release Date

2010-05-12

Peptides

Thymidylate synthase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Thymidylate synthase

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