SMTL ID : 3d6n.2 (1 other biounit)

Crystal Structure of Aquifex Dihydroorotase Activated by Aspartate Transcarbamoylase

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

hetero-1-1-mer

Ligands

1 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: H.61, H.63, D.153, D.305 Ligands: FLC.2 5 PLIP interactions: 5 interactions with chain A Metal complexes: A:H.61, A:H.63, A:D.153, A:D.153, A:D.305

2 x FLC: CITRATE ANION(Non-covalent)

FLC.2: 16 residues within 4Å: Chain A: H.61, H.63, R.65, N.95, D.153, G.154, H.180, H.232, V.277, N.278, D.305, A.307, H.309, P.322, G.323 Ligands: ZN.1 15 PLIP interactions: 15 interactions with chain A Hydrophobic interactions: A:A.307 Hydrogen bonds: A:N.95, A:N.278, A:P.322, A:P.322 Water bridges: A:G.154, A:N.278, A:I.324 Salt bridges: A:H.61, A:H.63, A:H.63, A:R.65, A:H.180, A:H.232, A:H.309 FLC.3: 7 residues within 4Å: Chain B: T.48, R.97, H.126, R.159, V.160, R.213, G.251 10 PLIP interactions: 10 interactions with chain B Hydrophobic interactions: B:V.160 Hydrogen bonds: B:R.97 Water bridges: B:R.159, B:R.159, B:R.213 Salt bridges: B:R.97, B:R.97, B:H.126, B:H.126, B:R.159

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Zhang, P. et al., Dihydroorotase from the hyperthermophile Aquifiex aeolicus is activated by stoichiometric association with aspartate transcarbamoylase and forms a one-pot reactor for pyrimidine biosynthesis. Biochemistry (2009)

Release Date

2009-01-20

Peptides

Dihydroorotase: A
Aspartate carbamoyltransferase: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Dihydroorotase

Aspartate carbamoyltransferase

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