Structure of PDB 1i0b Chain A

Receptor sequence
>1i0bA (length=331) Species: 293 (Brevundimonas diminuta) [Search protein sequence]
DRINTVRGPITISEAGFTLTHEHICGSSAGFLRAWPEFFGSRKALAEKAV
RGLRRARAAGVRTIVDVSTFDIGRDVSLLAEVSRAADVHIVAATGLWFDP
PLSMRLRSVEELTQFFLREIQYGIEDTGIRAGIIKVATTGKATPFQELVL
KAAARASLATGVPVTTHTAASQRDGEQQAAIFESEGLSPSRVCIGHSDDT
DDLSYLTALAARGYLIGLDHIPHSAIGLEDNASASALLGIRSWQTRALLI
KALIDQGYMKQILVSNDWLFGFSSYVTNIMDVMDRVNPDGMAFIPLRVIP
FLREKGVPQETLAGITVTNPARFLSPTLRAS
3D structure
PDB1i0b High resolution X-ray structures of different metal-substituted forms of phosphotriesterase from Pseudomonas diminuta.
ChainA
Resolution1.3 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) H55 H57 K169 H201 H230 D233 H254 D301
Catalytic site (residue number reindexed from 1) H21 H23 K135 H167 H196 D199 H220 D267
Enzyme Commision number 3.1.8.1: aryldialkylphosphatase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 MN A H55 H57 D301 H21 H23 D267
BS02 MN A H201 H230 H167 H196
BS03 PEL A M293 K294 G348 I349 N353 M259 K260 G314 I315 N319
Gene Ontology
Molecular Function
GO:0004063 aryldialkylphosphatase activity
GO:0008270 zinc ion binding
GO:0016787 hydrolase activity
GO:0016788 hydrolase activity, acting on ester bonds
GO:0046872 metal ion binding
Biological Process
GO:0009056 catabolic process
Cellular Component
GO:0005886 plasma membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1i0b, PDBe:1i0b, PDBj:1i0b
PDBsum1i0b
PubMed11258882
UniProtP0A434|OPD_BREDI Parathion hydrolase (Gene Name=opd)

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