SMTL ID : 1zpr.1

E. COLI THYMIDYLATE SYNTHASE MUTANT E58Q IN COMPLEX WITH CB3717 AND 2'-DEOXYURIDINE 5'-MONOPHOSPHATE (DUMP)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x UMP: 2'-DEOXYURIDINE 5'-MONOPHOSPHATE(Covalent)(Non-covalent)

UMP.1: 16 residues within 4Å: Chain A: R.21, Y.94, C.146, H.147, Q.165, R.166, S.167, C.168, D.169, G.173, N.177, H.207, Y.209 Chain B: R.126, R.127 Ligands: CB3.2 12 PLIP interactions: 3 interactions with chain B, 9 interactions with chain A Water bridges: B:R.126 Salt bridges: B:R.126, B:R.127, A:R.21, A:R.166 Hydrogen bonds: A:Q.165, A:S.167, A:S.167, A:D.169, A:N.177, A:N.177, A:H.207 UMP.3: 14 residues within 4Å: Chain A: R.126, R.127 Chain B: R.21, C.146, H.147, Q.165, R.166, S.167, C.168, D.169, N.177, H.207, Y.209 Ligands: CB3.4 12 PLIP interactions: 8 interactions with chain B, 4 interactions with chain A Hydrogen bonds: B:Q.165, B:S.167, B:D.169, B:N.177, B:H.207, B:Y.209 Salt bridges: B:R.21, B:R.166, A:R.126, A:R.127 Water bridges: A:R.126, A:R.127

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

CB3.2: 13 residues within 4Å: Chain A: Q.58, I.79, W.83, L.143, D.169, L.172, G.173, F.176, N.177, Y.209, V.262, A.263 Ligands: UMP.1 14 PLIP interactions: 14 interactions with chain A Hydrophobic interactions: A:I.79, A:W.83, A:L.143, A:F.176, A:F.176, A:F.176, A:F.176 Hydrogen bonds: A:S.54, A:A.263, A:A.263 Water bridges: A:K.48, A:I.79 Salt bridges: A:K.48, A:D.169 CB3.4: 20 residues within 4Å: Chain B: H.51, S.54, Q.58, I.79, W.80, W.83, Y.94, L.143, A.144, P.145, C.146, H.147, R.166, L.172, G.173, F.176, N.177, I.258, V.262 Ligands: UMP.3 15 PLIP interactions: 15 interactions with chain B Hydrophobic interactions: B:I.79, B:W.80, B:W.80, B:W.83, B:L.143, B:F.176, B:F.176 Hydrogen bonds: B:S.54, B:Y.94, B:Y.94, B:A.144, B:C.146, B:R.166 Water bridges: B:H.51 Salt bridges: B:H.51

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sage, C.R. et al., An essential role for water in an enzyme reaction mechanism: the crystal structure of the thymidylate synthase mutant E58Q. Biochemistry (1996)

Release Date

1997-07-07

Peptides

THYMIDYLATE SYNTHASE: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

THYMIDYLATE SYNTHASE