Structure of PDB 3pci Chain P Binding Site BS02

Receptor Information
>3pci Chain P (length=233) Species: 303 (Pseudomonas putida) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PAQDNSRFVIRDRNWHPKALTPDYKTSIARSPRQALVSIPQSISETTGPN
FSHLGFGAHDHDLLLNFGLPIGERIIVAGRVVDQYGKPVPNTLVEMWQAN
AGGRYRHKNDRYLAPLDPNFGGVGRCLTDSDGYYSFRTIKPGPYPWRNGP
NDWRPAHIHFGISGPSIATKLITQLYFEGDPLIPMCPIVKSIANPEAVQQ
LIAKLDMNNANPMDCLAYRFDIVLRGQRKTHFE
Ligand information
Ligand IDIHB
InChIInChI=1S/C7H5IO3/c8-5-3-4(7(10)11)1-2-6(5)9/h1-3,9H,(H,10,11)
InChIKeyBJZXBZGGLXHODK-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341OC(=O)c1ccc(O)c(I)c1
OpenEye OEToolkits 1.5.0c1cc(c(cc1C(=O)O)I)O
ACDLabs 10.04Ic1cc(C(=O)O)ccc1O
FormulaC7 H5 I O3
Name3-IODO-4-HYDROXYBENZOIC ACID
ChEMBL
DrugBank
ZINCZINC000000330968
PDB chain3pci Chain P Residue 550 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3pci Structures of competitive inhibitor complexes of protocatechuate 3,4-dioxygenase: multiple exogenous ligand binding orientations within the active site.
Resolution2.21 Å
Binding residue
(original residue number in PDB)		Y408 Y447 H462
Binding residue
(residue number reindexed from 1)		Y105 Y144 H159
Annotation score2
Enzymatic activity
Catalytic site (original residue number in PDB) Y408 Y447 R457 H460 H462
Catalytic site (residue number reindexed from 1) Y105 Y144 R154 H157 H159
Enzyme Commision number 1.13.11.3: protocatechuate 3,4-dioxygenase.
Gene Ontology
Molecular Function
GO:0003824 catalytic activity
GO:0005506 iron ion binding
GO:0008199 ferric iron binding
GO:0016702 oxidoreductase activity, acting on single donors with incorporation of molecular oxygen, incorporation of two atoms of oxygen
GO:0018578 protocatechuate 3,4-dioxygenase activity
GO:0046872 metal ion binding
GO:0051213 dioxygenase activity
Biological Process
GO:0009056 catabolic process
GO:0019619 3,4-dihydroxybenzoate catabolic process
GO:0042952 beta-ketoadipate pathway

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:3pci, PDBe:3pci, PDBj:3pci
PDBsum3pci
PubMed9254599
UniProtP00437|PCXB_PSEPU Protocatechuate 3,4-dioxygenase beta chain (Gene Name=pcaH)

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