6P3Q

Calpain-5 (CAPN5) Protease Core (PC)

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
Pharos: Disease Associations

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d6p3qa1	Alpha and beta proteins (a+b)	Cysteine proteinases	Cysteine proteinases	automated matches	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d6p3qa2	Artifacts	Tags	Tags	Tags	C-terminal Tags	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d6p3qb1	Alpha and beta proteins (a+b)	Cysteine proteinases	Cysteine proteinases	automated matches	automated matches	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d6p3qb2	Artifacts	Tags	Tags	Tags	C-terminal Tags	Human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Cysteine proteinases	8095687	3001808	SCOP2B (2022-06-29)
B	SCOP2 Family	Calpain large subunit, catalytic domain (domain II)	8095686	4000875	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Cysteine proteinases	8095687	3001808	SCOP2 (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_C2	e6p3qA1	A: a+b complex topology	X: Cysteine proteinases-like	H: Cysteine proteinases (From Topology)	T: Cysteine proteinases	F: Peptidase_C2	ECOD (1.6)
B	Peptidase_C2	e6p3qB1	A: a+b complex topology	X: Cysteine proteinases-like	H: Cysteine proteinases (From Topology)	T: Cysteine proteinases	F: Peptidase_C2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.90.70.10	Alpha Beta	Alpha-Beta Complex	Cathepsin B	Chain A	CATH (utative)
B	3.90.70.10	Alpha Beta	Alpha-Beta Complex	Cathepsin B	Chain A	CATH (utative)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00648	Calpain family cysteine protease (Peptidase_C2)	Calpain family cysteine protease	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Calpain-5	cysteine-type peptidase activity peptidase activity calcium-dependent cysteine-type endopeptidase activity catalytic activity, acting on a protein cysteine-type endopeptidase activity hydrolase activity catalytic activity endopeptidase activity	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation signal transduction cell communication	cellular anatomical structure anchoring junction cell junction focal adhesion cell-substrate junction extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle cellular anatomical structure anchoring junction cell junction focal adhesion cell-substrate junction extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle synapse cell surface intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001300	Peptidase C2, calpain, catalytic domain	Domain
A, B	IPR022684	Peptidase C2, calpain family	Family
A, B	IPR000169	Cysteine peptidase, cysteine active site	Active Site
A, B	IPR050420	Calpain	Unknown
A, B	IPR022683	Peptidase C2, calpain, domain III	Domain
A, B	IPR033884	Calpain C2 domain	Domain
A, B	IPR033883	Calpain subdomain III	Domain
A, B	IPR000008	C2 domain	Domain
A, B	IPR035892	C2 domain superfamily	Homologous Superfamily
A, B	IPR038765	Papain-like cysteine peptidase superfamily	Homologous Superfamily
A, B	IPR036213	Calpain large subunit, domain III superfamily	Homologous Superfamily
A, B	IPR022682	Peptidase C2, calpain, large subunit, domain III	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: O15484	proliferative vitreoretinopathy atypical teratoid rhabdoid tumor interstitial cystitis malignant mesothelioma pancreatic intraductal papillary-mucinous carcinoma pilocytic astrocytoma eosinophilic esophagitis large cell medulloblastoma malignant pancreatic neoplasm pancreatic intraductal papillary-mucinous neoplasm glioblastoma malignant glioma medulloblastoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia ulcerative colitis

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.