Structure of PDB 1ptk Chain A Binding Site BS01

Receptor Information
>1ptk Chain A (length=279) Species: 37998 (Parengyodontium album) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AAQTNAPWGLARISSTSPGTSTYYYDESAGQGSCVYVIDTGIEASHPEFE
GRAQMVKTYYYSSRDGNGHGTHCAGTVGSRTYGVAKKTQLFGVKVLDDNG
SGQYSTIIAGMDFVASDKNNRNCPKGVVASLSLGGGYSSSVNSAAARLQS
SGVMVAVAAGNNNADARNYSPASEPSVCTVGASDRYDRRSSFSNYGSVLD
IFGPGTSILSTWIGGSTRSISGTSMATPHVAGLAAYLMTLGKTTAASACR
YIADTANKGDLSNIPFGTVNLLAYNNYQA
Ligand information
Ligand IDHG
InChIInChI=1S/Hg/q+2
InChIKeyBQPIGGFYSBELGY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Hg++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Hg+2]
FormulaHg
NameMERCURY (II) ION
ChEMBL
DrugBank
ZINC
PDB chain1ptk Chain A Residue 280 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1ptk Studies on the inhibitory action of mercury upon proteinase K.
Resolution2.4 Å
Binding residue
(original residue number in PDB)		D39 H69 C73
Binding residue
(residue number reindexed from 1)		D39 H69 C73
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) D39 H69 N161 S224
Catalytic site (residue number reindexed from 1) D39 H69 N161 S224
Enzyme Commision number 3.4.21.64: peptidase K.
Gene Ontology
Molecular Function
GO:0004252 serine-type endopeptidase activity
GO:0008236 serine-type peptidase activity
Biological Process
GO:0006508 proteolysis

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Molecular Function
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Biological Process
External links
PDB RCSB:1ptk, PDBe:1ptk, PDBj:1ptk
PDBsum1ptk
PubMed8253733
UniProtP06873|PRTK_PARAQ Proteinase K (Gene Name=PROK)

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