3VTA | pdb_00003vta

Crystal Structure of cucumisin, a subtilisin-like endoprotease from Cucumis melo L

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	Cucumisin_fn3_like	e3vtaA3	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Cucumisin_fn3_like	ECOD (1.6)
A	UNK_F_TYPE	e3vtaA2	A: a/b three-layered sandwiches	X: The swivelling beta/beta/alpha domains	H: The swivelling beta/beta/alpha domain (From Topology)	T: The swivelling beta/beta/alpha domain	F: UNK_F_TYPE	ECOD (1.6)
A	Peptidase_S8	e3vtaA1	A: a/b three-layered sandwiches	X: Subtilisin-like	H: Subtilisin-like (From Topology)	T: Subtilisin-like	F: Peptidase_S8	ECOD (1.6)
B	Cucumisin_fn3_like	e3vtaB3	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Cucumisin_fn3_like	ECOD (1.6)
B	UNK_F_TYPE	e3vtaB4	A: a/b three-layered sandwiches	X: The swivelling beta/beta/alpha domains	H: The swivelling beta/beta/alpha domain (From Topology)	T: The swivelling beta/beta/alpha domain	F: UNK_F_TYPE	ECOD (1.6)
B	Peptidase_S8	e3vtaB2	A: a/b three-layered sandwiches	X: Subtilisin-like	H: Subtilisin-like (From Topology)	T: Subtilisin-like	F: Peptidase_S8	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.50.200	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Peptidase S8/S53 domain	CATH (4.3.0)
A	3.50.30.30	Alpha Beta	3-Layer(bba) Sandwich	Glucose Oxidase	domain 1	CATH (4.3.0)
A	2.60.40.2310	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
B	3.40.50.200	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Peptidase S8/S53 domain	CATH (4.3.0)
B	3.50.30.30	Alpha Beta	3-Layer(bba) Sandwich	Glucose Oxidase	domain 1	CATH (4.3.0)
B	2.60.40.2310	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00082	Subtilase family (Peptidase_S8)	Subtilase family	Subtilases are a family of serine proteases. They appear to have independently and convergently evolved an Asp/Ser/His catalytic triad, like that found in the trypsin serine proteases (see Pfam:PF00089). Structure is an alpha/beta fold containing a 7 ...	Subtilases are a family of serine proteases. They appear to have independently and convergently evolved an Asp/Ser/His catalytic triad, like that found in the trypsin serine proteases (see Pfam:PF00089). Structure is an alpha/beta fold containing a 7-stranded parallel beta sheet, order 2314567.	Domain
A, B	PF17766	Fibronectin type-III domain (fn3_6)	Fibronectin type-III domain	This FN3 like domain is found at the C-terminus of cucumisin proteins [1].	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Cucumisin	peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity hydrolase activity serine-type endopeptidase activity catalytic activity endopeptidase activity	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR015500	Peptidase S8, subtilisin-related	Family
A, B	IPR023828	Peptidase S8, subtilisin, Ser-active site	Active Site
A, B	IPR036852	Peptidase S8/S53 domain superfamily	Homologous Superfamily
A, B	IPR041469	Subtilisin-like protease, fibronectin type-III domain	Domain
A, B	IPR010259	Peptidase S8 propeptide/proteinase inhibitor I9	Domain
A, B	IPR045051	Subtilisin-like protease	Family
A, B	IPR034197	Cucumisin-like catalytic domain	Domain
A, B	IPR037045	Peptidase S8 propeptide/proteinase inhibitor I9 superfamily	Homologous Superfamily
A, B	IPR000209	Peptidase S8/S53 domain	Domain

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.