SMTL ID : 4kpw.1

Crystal structure of His-tagged human thymidylate synthase R175A mutant

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.03 Å

Oligo State

homo-dimer

Ligands

6 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 4 residues within 4Å: Chain A: R.62, R.197, L.201 Chain B: R.188 7 PLIP interactions: 2 interactions with chain A, 5 interactions with chain B Salt bridges: A:R.62, A:R.197, B:R.188 Water bridges: B:N.183, B:D.186, B:R.188, B:R.188 SO4.2: 5 residues within 4Å: Chain A: N.195, H.208, R.227, S.228 Chain B: A.187 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:N.195, A:S.228 Salt bridges: A:H.208, A:R.227 SO4.3: 3 residues within 4Å: Chain A: E.284, R.286, H.316 6 PLIP interactions: 6 interactions with chain A Water bridges: A:E.284, A:R.286, A:H.316, A:H.316 Salt bridges: A:R.286, A:H.316 SO4.7: 4 residues within 4Å: Chain A: R.188 Chain B: R.62, R.197, L.201 7 PLIP interactions: 5 interactions with chain A, 2 interactions with chain B Water bridges: A:N.183, A:D.186, A:D.186, A:R.188 Salt bridges: A:R.188, B:R.62, B:R.197 SO4.8: 5 residues within 4Å: Chain A: A.187 Chain B: N.195, H.208, R.227, S.228 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:N.195, B:S.228 Salt bridges: B:H.208, B:R.227 SO4.9: 3 residues within 4Å: Chain B: E.284, R.286, H.316 4 PLIP interactions: 4 interactions with chain B Water bridges: B:E.284, B:R.286 Salt bridges: B:R.286, B:H.316

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

EDO.4: 6 residues within 4Å: Chain A: G.41, R.76, Y.77, S.78, E.82, F.288 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:S.78 EDO.5: 7 residues within 4Å: Chain A: Q.48, Q.74, A.75, V.235, I.239, H.262, L.264 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.48, A:H.262, A:H.262 EDO.6: 4 residues within 4Å: Chain A: G.229, D.230, G.234, N.238 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:D.230, A:D.230, A:N.238 Water bridges: A:Q.226 EDO.10: 6 residues within 4Å: Chain B: G.41, R.76, Y.77, S.78, E.82, F.288 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:S.78, B:E.82 EDO.11: 7 residues within 4Å: Chain B: Q.48, Q.74, A.75, V.235, I.239, H.262, L.264 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:Q.48, B:H.262 EDO.12: 4 residues within 4Å: Chain B: G.229, D.230, G.234, N.238 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:D.230, B:D.230, B:N.238 Water bridges: B:Q.226

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Salo-Ahen, O.M. et al., Hotspots in an obligate homodimeric anticancer target. Structural and functional effects of interfacial mutations in human thymidylate synthase. J.Med.Chem. (2015)

Release Date

2014-05-14

Peptides

Thymidylate synthase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Thymidylate synthase