SMTL ID : 2z29.1

Thr109Ala dihydroorotase from E. coli

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-dimer

Ligands

4 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: H.16, H.18, K.102, D.250 Ligands: ZN.2 4 PLIP interactions: 3 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:H.16, A:H.18, A:D.250, H2O.1 ZN.2: 5 residues within 4Å: Chain A: K.102, H.139, H.177 Ligands: ZN.1, DOR.3 3 PLIP interactions: 2 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:H.139, A:H.177, H2O.1 ZN.4: 6 residues within 4Å: Chain B: H.16, H.18, K.102, D.250 Ligands: ZN.5, NCD.6 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.16, B:H.18, B:D.250 ZN.5: 5 residues within 4Å: Chain B: K.102, H.139, H.177 Ligands: ZN.4, NCD.6 2 PLIP interactions: 2 interactions with chain B Metal complexes: B:H.139, B:H.177

1 x DOR: (4S)-2,6-DIOXOHEXAHYDROPYRIMIDINE-4-CARBOXYLIC ACID(Non-covalent)

DOR.3: 12 residues within 4Å: Chain A: H.18, R.20, N.44, H.139, C.221, L.222, D.250, A.252, H.254, A.266, G.267 Ligands: ZN.2 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:N.44, A:L.222, A:L.222, A:A.266 Water bridges: A:R.20, A:R.20 Salt bridges: A:H.18, A:R.20, A:H.254

1 x NCD: N-CARBAMOYL-L-ASPARTATE(Non-covalent)

NCD.6: 16 residues within 4Å: Chain B: H.16, H.18, R.20, N.44, K.102, H.139, H.177, C.221, L.222, D.250, A.252, H.254, A.266, G.267 Ligands: ZN.4, ZN.5 11 PLIP interactions: 11 interactions with chain B Hydrogen bonds: B:N.44, B:L.222, B:L.222, B:A.266 Salt bridges: B:H.16, B:H.18, B:H.18, B:R.20, B:H.139, B:H.177, B:H.254

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lee, M. et al., Kinetic and Structural Analysis of Mutant Escherichia coli Dihydroorotases: A Flexible Loop Stabilizes the Transition State. Biochemistry (2007)

Release Date

2007-10-09

Peptides

Dihydroorotase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Dihydroorotase