1G9K

CRYSTAL STRUCTURE OF A PSYCHROPHILIC ALKALINE PROTEASE FROM PSEUDOMONAS TAC II 18

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1g9ka1	All beta proteins	Single-stranded right-handed beta-helix	beta-Roll	Serralysin-like metalloprotease, C-terminal domain	Metalloprotease	(Pseudomonas ) [TaxId: 286 ],	SCOPe (2.08)
A	d1g9ka2	Alpha and beta proteins (a+b)	Zincin-like	Metalloproteases ('zincins'), catalytic domain	Serralysin-like metalloprotease, catalytic (N-terminal) domain	Metalloprotease	(Pseudomonas ) [TaxId: 286 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	beta-Roll	8042426	3001737	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Metalloproteases (zincins) catalytic domain	8042428	3001975	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Peptidase_M10_C	e1g9kA1	A: beta duplicates or obligate multimers	X: Single-stranded right-handed beta-helix	H: Serralysin-like metalloprotease-C (From Topology)	T: Serralysin-like metalloprotease-C	F: Peptidase_M10_C	ECOD (1.6)
A	Peptidase_M10	e1g9kA2	A: mixed a+b and a/b	X: Zincin-like	H: Metalloproteases (zincins) catalytic domain (From Topology)	T: Metalloproteases (zincins) catalytic domain	F: Peptidase_M10	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.150.10.10	Mainly Beta	2 Solenoid	Alkaline Protease, subunit P, domain 1	Serralysin-like metalloprotease, C-terminal	CATH (4.3.0)
A	3.40.390.10	Alpha Beta	3-Layer(aba) Sandwich	Collagenase (Catalytic Domain)	Collagenase (Catalytic Domain)	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00413	Matrixin (Peptidase_M10)	Matrixin	The members of this family are enzymes that cleave peptides. These proteases require zinc for catalysis.	Domain
A	PF00353	RTX calcium-binding nonapeptide repeat (4 copies) (HemolysinCabind)	RTX calcium-binding nonapeptide repeat (4 copies)	-	Repeat
A	PF08548	Peptidase M10 serralysin C terminal (Peptidase_M10_C)	Peptidase M10 serralysin C terminal	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	SERRALYSIN	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding peptidase activity catalytic activity, acting on a protein metalloendopeptidase activity hydrolase activity metallopeptidase activity catalytic activity endopeptidase 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 metalloendopeptidase activity hydrolase activity metallopeptidase activity catalytic activity endopeptidase activity transition metal ion binding zinc ion binding	organic substance metabolic process organonitrogen compound metabolic process proteolysis metabolic process primary metabolic process protein metabolic process macromolecule metabolic process	cell periphery extracellular matrix external encapsulating structure cellular anatomical entity extracellular region extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR006026	Peptidase, metallopeptidase	Domain
A	IPR024079	Metallopeptidase, catalytic domain superfamily	Homologous Superfamily
A	IPR001343	RTX calcium-binding nonapeptide repeat	Repeat
A	IPR016294	Peptidase M10B	Family
A	IPR034033	Serralysin-like metallopeptidase domain	Domain
A	IPR001818	Peptidase M10, metallopeptidase	Domain
A	IPR018511	Hemolysin-type calcium-binding conserved site	Conserved Site
A	IPR013858	Peptidase M10 serralysin, C-terminal	Domain
A	IPR011049	Serralysin-like metalloprotease, C-terminal	Homologous Superfamily

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.