SMTL ID : 2q09.2 (1 other biounit)

Crystal structure of Imidazolonepropionase from environmental sample with bound inhibitor 3-(2,5-Dioxo-imidazolidin-4-yl)-propionic acid

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.97 Å

Oligo State

homo-dimer

Ligands

2 x FE: FE (III) ION(Non-covalent)

FE.1: 4 residues within 4Å: Chain A: H.72, H.74, H.242, D.317 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:H.72, A:H.74, A:H.242, A:D.317, H2O.10 FE.3: 4 residues within 4Å: Chain B: H.72, H.74, H.242, D.317 5 PLIP interactions: 4 interactions with chain B, 1 Ligand-Water interactions Metal complexes: B:H.72, B:H.74, B:H.242, B:D.317, H2O.21

2 x DI6: 3-[(4S)-2,5-DIOXOIMIDAZOLIDIN-4-YL]PROPANOIC ACID(Non-covalent)

DI6.2: 10 residues within 4Å: Chain A: R.81, Y.144, H.177, F.214, H.242, Q.245, H.265, N.319, G.321, T.322 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:T.322 Hydrogen bonds: A:H.177, A:Q.245, A:Q.245, A:G.321 Salt bridges: A:R.81 DI6.4: 10 residues within 4Å: Chain B: R.81, Y.144, H.177, F.214, H.242, Q.245, H.265, N.319, G.321, T.322 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:T.322 Hydrogen bonds: B:Y.144, B:H.177, B:Q.245, B:Q.245, B:G.321, B:T.322 Salt bridges: B:R.81

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tyagi, R. et al., A common catalytic mechanism for proteins of the HutI family. Biochemistry (2008)

Release Date

2007-06-05

Peptides

Imidazolonepropionase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Imidazolonepropionase

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