3QJ3 | pdb_00003qj3

Structure of digestive procathepsin L2 proteinase from Tenebrio molitor larval midgut

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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)
B	d3qj3b_	Alpha and beta proteins (a+b)	Cysteine proteinases	Cysteine proteinases	automated matches	automated matches	Yellow mealworm beetle (Tenebrio molitor ) [TaxId: 7067 ],	SCOPe (2.08)
A	d3qj3a_	Alpha and beta proteins (a+b)	Cysteine proteinases	Cysteine proteinases	automated matches	automated matches	Yellow mealworm beetle (Tenebrio molitor ) [TaxId: 7067 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2 Family	Papain-like	8073618	4000859	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Cysteine proteinases	8073619	3001808	SCOP2 (2022-06-29)
A	SCOP2B Superfamily	Cysteine proteinases	8073619	3001808	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)
B	Inhibitor_I29	e3qj3B2	A: alpha arrays	X: Peptidase inhibitors family I29 (From Topology)	H: Peptidase inhibitors family I29 (From Topology)	T: Peptidase inhibitors family I29	F: Inhibitor_I29	ECOD (1.6)
B	Peptidase_C1	e3qj3B1	A: a+b complex topology	X: Cysteine proteinases-like	H: Cysteine proteinases (From Topology)	T: Cysteine proteinases	F: Peptidase_C1	ECOD (1.6)
A	Inhibitor_I29	e3qj3A2	A: alpha arrays	X: Peptidase inhibitors family I29 (From Topology)	H: Peptidase inhibitors family I29 (From Topology)	T: Peptidase inhibitors family I29	F: Inhibitor_I29	ECOD (1.6)
A	Peptidase_C1	e3qj3A1	A: a+b complex topology	X: Cysteine proteinases-like	H: Cysteine proteinases (From Topology)	T: Cysteine proteinases	F: Peptidase_C1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	3.90.70.10	Alpha Beta	Alpha-Beta Complex	Cathepsin B	Chain A	CATH (4.3.0)
A	3.90.70.10	Alpha Beta	Alpha-Beta Complex	Cathepsin B	Chain A	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Cathepsin L-like protein	cysteine-type peptidase activity peptidase 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	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR038765	Papain-like cysteine peptidase superfamily	Homologous Superfamily
A, B	IPR025661	Cysteine peptidase, asparagine active site	Active Site
A, B	IPR000169	Cysteine peptidase, cysteine active site	Active Site
A, B	IPR013128	Peptidase C1A	Family
A, B	IPR000668	Peptidase C1A, papain C-terminal	Domain
A, B	IPR013201	Cathepsin propeptide inhibitor domain (I29)	Domain
A, B	IPR039417	Papain-like cysteine endopeptidase	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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.