Structure of PDB 3kbp Chain B Binding Site BS02

Receptor Information
>3kbp Chain B (length=424) Species: 3885 (Phaseolus vulgaris) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RDMPLDSDVFRVPPGYNAPQQVHITQGDLVGRAMIISWVTMDEPGSSAVR
YWSEKNGRKRIAKGKMSTYRFFNYSSGFIHHTTIRKLKYNTKYYYEVGLR
NTTRRFSFITPPQTGLDVPYTFGLIGDLGQSFDSNTTLSHYELSPKKGQT
VLFVGDLSYADRYPNHDNVRWDTWGRFTERSVAYQPWIWTAGNHEIEFAP
EINETEPFKPFSYRYHVPYEASQSTSPFWYSIKRASAHIIVLSSYSAYGR
GTPQYTWLKKELRKVKRSETPWLIVLMHSPLYNSYNHHFMEGEAMRTKFE
AWFVKYKVDVVFAGHVHAYERSERVSNIAYKITDGLCTPVKDQSAPVYIT
IGDAGNYGVIDSNMIQPQPEYSAFREASFGHGMFDIKNRTHAHFSWNRNQ
DGVAVEADSVWFFNRHWYPVDDST
Ligand information
Ligand IDZN
InChIInChI=1S/Zn/q+2
InChIKeyPTFCDOFLOPIGGS-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Zn++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Zn+2]
FormulaZn
NameZINC ION
ChEMBLCHEMBL1236970
DrugBankDB14532
ZINC
PDB chain3kbp Chain B Residue 439 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3kbp Mechanism of Fe(III)-Zn(II) purple acid phosphatase based on crystal structures.
Resolution3.0 Å
Binding residue
(original residue number in PDB)		D164 N201 H286 H323
Binding residue
(residue number reindexed from 1)		D156 N193 H278 H315
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) D135 D164 Y167 N201 H202 H286 H295 H296 H323 H325
Catalytic site (residue number reindexed from 1) D127 D156 Y159 N193 H194 H278 H287 H288 H315 H317
Enzyme Commision number 3.1.3.2: acid phosphatase.
Gene Ontology
Molecular Function
GO:0003993 acid phosphatase activity
GO:0008199 ferric iron binding
GO:0008270 zinc ion binding
GO:0016787 hydrolase activity
GO:0046872 metal ion binding
Cellular Component
GO:0005576 extracellular region

View graph for
Molecular Function
View graph for
Cellular Component
External links
PDB RCSB:3kbp, PDBe:3kbp, PDBj:3kbp
PDBsum3kbp
PubMed8683579
UniProtP80366|PPAF_PHAVU Fe(3+)-Zn(2+) purple acid phosphatase

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