SMTL ID : 4g2o.2 (1 other biounit)

Human Thymidylate Synthase M190K with bound Purpurogallin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.25 Å

Oligo State

homo-dimer

Ligands

2 x TIY: 2,3,4,6-tetrahydroxy-5H-benzo[7]annulen-5-one(Non-covalent)

TIY.1: 11 residues within 4Å: Chain A: F.142, W.182, L.189, L.192, P.193 Chain B: C.180, W.182, L.189, L.192, P.193 Ligands: TIY.4 4 PLIP interactions: 3 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:W.182, A:W.182 Hydrogen bonds: B:L.192 pi-Stacking: B:F.142 TIY.4: 11 residues within 4Å: Chain A: C.180, W.182, L.189, L.192, P.193 Chain B: F.142, W.182, L.189, L.192, P.193 Ligands: TIY.1 4 PLIP interactions: 1 interactions with chain B, 3 interactions with chain A Hydrophobic interactions: B:W.182, A:W.182 Hydrogen bonds: A:L.192 pi-Stacking: A:F.142

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

SO4.2: 6 residues within 4Å: Chain A: R.175 Chain B: N.183, R.185, H.196, R.215, S.216 5 PLIP interactions: 4 interactions with chain B, 1 interactions with chain A Hydrogen bonds: B:N.183, B:S.216 Salt bridges: B:R.185, B:R.215, A:R.175 SO4.3: 3 residues within 4Å: Chain A: R.78, P.305, T.306 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:T.306, A:T.306 Water bridges: A:R.78 Salt bridges: A:R.78 SO4.5: 6 residues within 4Å: Chain A: N.183, R.185, H.196, R.215, S.216 Chain B: R.175 5 PLIP interactions: 4 interactions with chain A, 1 interactions with chain B Hydrogen bonds: A:N.183, A:S.216 Salt bridges: A:R.185, A:R.215, B:R.175 SO4.6: 3 residues within 4Å: Chain B: R.78, P.305, T.306 4 PLIP interactions: 4 interactions with chain B Hydrogen bonds: B:T.306, B:T.306 Water bridges: B:R.78 Salt bridges: B:R.78

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Celeste, L.R. et al., Oxidation of Cysteine 195 of Huyman Thymidylate Synthase by Purpurogallin. To be Published

Release Date

2013-07-17

Peptides

Thymidylate synthase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
X

B
X

Thymidylate synthase

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