Structure of PDB 3osz Chain A Binding Site BS02

Receptor Information

>3osz 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
IFGPGTDILSTWIGGSTRSISGTSMATPHVAGLAAYLMTLGKTTAASACR
YIADTANKGDLSNIPFGTVNLLAYNNYQA

Ligand information

Ligand ID

InChI

InChI=1S/Ca/q+2

InChIKey

BHPQYMZQTOCNFJ-UHFFFAOYSA-N

SMILES

Software	SMILES
CACTVS 3.341	[Ca++]
ACDLabs 10.04 OpenEye OEToolkits 1.5.0	[Ca+2]

Formula

Name

CALCIUM ION

PDB chain

3osz Chain A Residue 1001 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure

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Structure summary

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PDB	3osz Crystal Structure of the complex of proteinase K with an antimicrobial nonapeptide, at 2.26 A resolution
Resolution	2.26 Å
Binding residue (original residue number in PDB)	P175 V177 D200
Binding residue (residue number reindexed from 1)	P175 V177 D200
Annotation score	4

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:3osz, PDBe:3osz, PDBj:3osz
PDBsum	3osz
PubMed
UniProt	P06873\|PRTK_PARAQ Proteinase K (Gene Name=PROK)

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