SMTL ID : 1fwm.1

Crystal structure of the thymidylate synthase R166Q mutant

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 5 residues within 4Å: Chain A: R.21, S.167 Chain B: R.126, R.127 Ligands: CB3.3 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Hydrogen bonds: A:S.167 Salt bridges: A:R.21, B:R.126, B:R.127 SO4.2: 5 residues within 4Å: Chain A: R.126, R.127 Chain B: R.21, S.167 Ligands: CB3.4 6 PLIP interactions: 3 interactions with chain B, 3 interactions with chain A Hydrogen bonds: B:S.167, B:S.167 Salt bridges: B:R.21, A:R.126, A:R.127 Water bridges: A:R.126

2 x CB3: 10-PROPARGYL-5,8-DIDEAZAFOLIC ACID(Non-covalent)

CB3.3: 16 residues within 4Å: Chain A: E.58, I.79, W.80, W.83, Y.94, L.143, A.144, C.146, H.147, L.172, G.173, F.176, N.177, K.259, V.262 Ligands: SO4.1 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:I.79, A:W.80, A:W.80 Hydrogen bonds: A:Y.94, A:A.144, A:A.144, A:C.146 Water bridges: A:I.79 Salt bridges: A:K.48, A:K.259 pi-Stacking: A:W.83, A:F.176 CB3.4: 15 residues within 4Å: Chain B: H.51, E.58, I.79, W.80, W.83, Y.94, L.143, A.144, C.146, H.147, L.172, G.173, F.176, N.177 Ligands: SO4.2 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:I.79, B:W.80, B:W.80 Hydrogen bonds: B:Y.94, B:Y.94, B:A.144, B:C.146 Salt bridges: B:K.48, B:H.51 pi-Stacking: B:W.83, B:F.176

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sotelo-Mundo, R.R. et al., Crystal structures of thymidylate synthase mutant R166Q: Structural basis for the nearly complete loss of catalytic activity. J.Biochem.Mol.Toxicol. (2006)

Release Date

2003-11-11

Peptides

THYMIDYLATE SYNTHASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

THYMIDYLATE SYNTHASE

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