4ARF

CRYSTAL STRUCTURE OF THE PEPTIDASE DOMAIN OF COLLAGENASE H FROM CLOSTRIDIUM HISTOLYTICUM IN COMPLEX WITH THE PEPTIDIC INHIBITOR ISOAMYLPHOSPHONYL-GLY-PRO-ALA AT 1.77 ANGSTROM RESOLUTION.

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	EUF08378	e4arfA3	A: a+b two layers	X: Alpha-beta plaits	H: Collagenase G catalytic helper subdomain (From Topology)	T: Collagenase G catalytic helper subdomain	F: EUF08378	ECOD (1.6)
A	Peptidase_M9	e4arfA2	A: mixed a+b and a/b	X: Zincin-like	H: Metalloproteases (zincins) catalytic domain (From Topology)	T: Metalloproteases (zincins) catalytic domain	F: Peptidase_M9	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.30.160	Alpha Beta	3-Layer(aba) Sandwich	Glutaredoxin	Collagenase ColT, N-terminal domain	CATH (4.3.0)
A	1.10.390.20	Mainly Alpha	Orthogonal Bundle	Neutral Protease	domain 2	CATH (4.3.0)
A	3.30.980.50	Alpha Beta	2-Layer Sandwich	Threonyl-tRNA Synthetase	Chain A, domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF18496	Collagenase G catalytic helper subdomain (ColG_sub)	Collagenase G catalytic helper subdomain	This is the catalytic helper subdomain found in collagenase G from Clostridium histolyticum. This domain is indispensable for proper folding and full peptidase activity [1, 2].	Domain
A	PF01752	Collagenase (Peptidase_M9)	Collagenase	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	COLH PROTEIN	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding peptidase activity catalytic activity, acting on a protein hydrolase activity catalytic activity endopeptidase activity metalloendopeptidase activity metallopeptidase activity transition metal ion binding cation binding ion binding binding calcium ion binding metal ion binding small molecule binding peptidase activity catalytic activity, acting on a protein hydrolase activity catalytic activity endopeptidase activity metalloendopeptidase activity metallopeptidase activity transition metal ion binding zinc ion binding tripeptidase activity exopeptidase activity collagen binding protein-containing complex binding	collagen metabolic process metabolic process organic substance metabolic process organonitrogen compound metabolic process proteolysis primary metabolic process protein metabolic process macromolecule metabolic process	extracellular region cellular anatomical entity
B	ISOAMYLPHOSPHONYL-GLY-PRO-ALA	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR022409	PKD/Chitinase domain	Domain
A	IPR000601	PKD domain	Domain
A	IPR013661	Peptidase M9, collagenase, N-terminal domain	Domain
A	IPR013320	Concanavalin A-like lectin/glucanase domain superfamily	Homologous Superfamily
A	IPR035986	PKD domain superfamily	Homologous Superfamily
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	IPR041379	Collagenase ColG-like, catalytic helper subdomain	Domain
A	IPR007280	Peptidase, C-terminal, archaeal/bacterial	Domain
A	IPR002169	Peptidase M9A/M9B, collagenase, bacterial	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.