1TZS

Crystal Structure of an activation intermediate of Cathepsin E

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	d1tzsa_	All beta proteins	Acid proteases	Acid proteases	Pepsin-like	automated matches	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	SCOP2 Family	Pepsin-like	8066370	4002301	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Acid proteases	8066371	3001059	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	PF00026	e1tzsA3	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: PF00026	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.40.70.10	Mainly Beta	Beta Barrel	Cathepsin D, subunit A	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00026	Eukaryotic aspartyl protease (Asp)	Eukaryotic aspartyl protease	-	Family
B [auth P]	PF07966	A1 Propeptide (A1_Propeptide)	A1 Propeptide	-	Motif

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Cathepsin E	aspartic-type peptidase activity peptidase activity catalytic activity, acting on a protein hydrolase activity aspartic-type endopeptidase activity catalytic activity endopeptidase activity identical protein binding protein binding binding	organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process primary metabolic process gene expression macromolecule biosynthetic process protein maturation organic substance metabolic process protein autoprocessing biosynthetic process proteolysis organic substance biosynthetic process protein processing metabolic process organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process primary metabolic process gene expression macromolecule biosynthetic process protein maturation organic substance metabolic process protein autoprocessing biosynthetic process proteolysis organic substance biosynthetic process protein processing metabolic process cellular process protein metabolic process macromolecule metabolic process antigen processing and presentation of exogenous peptide antigen via MHC class II antigen processing and presentation antigen processing and presentation of peptide or polysaccharide antigen via MHC class II immune system process antigen processing and presentation of peptide antigen via MHC class II antigen processing and presentation of exogenous peptide antigen antigen processing and presentation of peptide antigen antigen processing and presentation of exogenous antigen	membrane-bounded organelle intracellular anatomical structure endosome intracellular vesicle cellular anatomical entity intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle organelle cytoplasm vesicle
B [auth P]	activation peptide from Cathepsin E	aspartic-type peptidase activity peptidase activity catalytic activity, acting on a protein hydrolase activity aspartic-type endopeptidase activity catalytic activity endopeptidase activity identical protein binding protein binding binding	organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process primary metabolic process gene expression macromolecule biosynthetic process protein maturation organic substance metabolic process protein autoprocessing biosynthetic process proteolysis organic substance biosynthetic process protein processing metabolic process organonitrogen compound metabolic process cellular biosynthetic process cellular metabolic process primary metabolic process gene expression macromolecule biosynthetic process protein maturation organic substance metabolic process protein autoprocessing biosynthetic process proteolysis organic substance biosynthetic process protein processing metabolic process cellular process protein metabolic process macromolecule metabolic process antigen processing and presentation of exogenous peptide antigen via MHC class II antigen processing and presentation antigen processing and presentation of peptide or polysaccharide antigen via MHC class II immune system process antigen processing and presentation of peptide antigen via MHC class II antigen processing and presentation of exogenous peptide antigen antigen processing and presentation of peptide antigen antigen processing and presentation of exogenous antigen	membrane-bounded organelle intracellular anatomical structure endosome intracellular vesicle cellular anatomical entity intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle organelle cytoplasm vesicle
C [auth X]	23-mer peptide from PelB-IgG kappa light chain fusion protein	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR001461	Aspartic peptidase A1 family	Family
A	IPR012848	Aspartic peptidase, N-terminal	Domain
A	IPR033121	Peptidase family A1 domain	Domain
A	IPR021109	Aspartic peptidase domain superfamily	Homologous Superfamily
A	IPR001969	Aspartic peptidase, active site	Active Site
B [auth P]	IPR001461	Aspartic peptidase A1 family	Family
B [auth P]	IPR012848	Aspartic peptidase, N-terminal	Domain
B [auth P]	IPR033121	Peptidase family A1 domain	Domain
B [auth P]	IPR021109	Aspartic peptidase domain superfamily	Homologous Superfamily
B [auth P]	IPR001969	Aspartic peptidase, active site	Active Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	Pharos: P14091	Liver Cirrhosis, Experimental pancreatic intraductal papillary-mucinous carcinoma ulcerative colitis Barrett esophagus esophageal adenocarcinoma ileus malignant pancreatic neoplasm osteosarcoma pancreatic intraductal papillary-mucinous neoplasm interstitial cystitis lung cancer MALT lymphoma pancreatic ductal adenocarcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia drug-induced liver injury Liver Cirrhosis, Experimental pancreatic intraductal papillary-mucinous carcinoma ulcerative colitis Barrett esophagus esophageal adenocarcinoma ileus malignant pancreatic neoplasm osteosarcoma pancreatic intraductal papillary-mucinous neoplasm interstitial cystitis lung cancer MALT lymphoma pancreatic ductal adenocarcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia drug-induced liver injury interstitial lung disease lung carcinoma non-small cell lung carcinoma
B [auth P]	Pharos: P14091	Liver Cirrhosis, Experimental pancreatic intraductal papillary-mucinous carcinoma ulcerative colitis Barrett esophagus esophageal adenocarcinoma ileus malignant pancreatic neoplasm osteosarcoma pancreatic intraductal papillary-mucinous neoplasm interstitial cystitis lung cancer MALT lymphoma pancreatic ductal adenocarcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia drug-induced liver injury Liver Cirrhosis, Experimental pancreatic intraductal papillary-mucinous carcinoma ulcerative colitis Barrett esophagus esophageal adenocarcinoma ileus malignant pancreatic neoplasm osteosarcoma pancreatic intraductal papillary-mucinous neoplasm interstitial cystitis lung cancer MALT lymphoma pancreatic ductal adenocarcinoma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia drug-induced liver injury interstitial lung disease lung carcinoma non-small cell lung carcinoma

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 R01GM133198.