SMTL ID : 1b4u.1

PROTOCATECHUATE 4,5-DIOXYGENASE (LIGAB) IN COMPLEX WITH PROTOCATECHUATE (PCA)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.20 Å

Oligo State

hetero-2-2-mer

Ligands

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

FE.1: 5 residues within 4Å: Chain B: H.12, H.61, H.127, E.242 Ligands: DHB.2 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.12, B:H.61, B:E.242 FE.3: 6 residues within 4Å: Chain C: Y.90 Chain D: H.12, H.61, H.127, E.242 Ligands: DHB.4 3 PLIP interactions: 3 interactions with chain D Metal complexes: D:H.12, D:H.61, D:E.242

2 x DHB: 3,4-DIHYDROXYBENZOIC ACID(Non-covalent)

DHB.2: 13 residues within 4Å: Chain A: F.103 Chain B: H.12, I.13, P.14, H.61, H.127, H.195, E.242, A.268, S.269, N.270, T.271 Ligands: FE.1 9 PLIP interactions: 2 interactions with chain A, 7 interactions with chain B Hydrophobic interactions: A:F.103, B:I.13, B:P.14, B:T.271 pi-Stacking: A:F.103 Hydrogen bonds: B:S.269, B:N.270, B:N.270 Water bridges: B:S.269 DHB.4: 12 residues within 4Å: Chain C: F.103 Chain D: H.12, P.14, H.61, H.127, H.195, E.242, A.268, S.269, N.270, T.271 Ligands: FE.3 8 PLIP interactions: 7 interactions with chain D, 1 interactions with chain C Hydrophobic interactions: D:P.14, D:T.271 Hydrogen bonds: D:H.195, D:S.269, D:N.270, D:N.270 Water bridges: D:S.269 pi-Stacking: C:F.103

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Sugimoto, K. et al., Crystal structure of an aromatic ring opening dioxygenase LigAB, a protocatechuate 4,5-dioxygenase, under aerobic conditions. Structure Fold.Des. (1999)

Release Date

1999-08-27

Peptides

PROTOCATECHUATE 4,5-DIOXYGENASE: AC
PROTOCATECHUATE 4,5-DIOXYGENASE: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

B
B

D
D

PROTOCATECHUATE 4,5-DIOXYGENASE

PROTOCATECHUATE 4,5-DIOXYGENASE

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