Annotations: 9O69

Crystal Structure of human Cathepsin K co-crystalized with Nirmatrelvir

External Resource: Annotation

Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Cathepsin K	cysteine-type peptidase activity peptidase activity catalytic activity, acting on a protein cysteine-type endopeptidase activity hydrolase activity catalytic activity endopeptidase activity serine hydrolase activity serine-type peptidase activity serine-type endopeptidase activity collagen binding protein-containing complex binding binding protein binding cysteine-type peptidase activity peptidase activity catalytic activity, acting on a protein cysteine-type endopeptidase activity hydrolase activity catalytic activity endopeptidase activity serine hydrolase activity serine-type peptidase activity serine-type endopeptidase activity collagen binding protein-containing complex binding binding protein binding fibronectin binding proteoglycan binding carbohydrate derivative binding	collagen catabolic process catabolic process metabolic process cellular process collagen metabolic process regulation of hormone levels phenol-containing compound metabolic process biological regulation modified amino acid metabolic process regulation of biological quality hormone metabolic process thyroid hormone generation thyroid hormone metabolic process primary metabolic process collagen catabolic process catabolic process metabolic process cellular process collagen metabolic process regulation of hormone levels phenol-containing compound metabolic process biological regulation modified amino acid metabolic process regulation of biological quality hormone metabolic process thyroid hormone generation thyroid hormone metabolic process primary metabolic process protein catabolic process protein metabolic process macromolecule metabolic process macromolecule catabolic process cellular component organization cellular component disassembly extracellular matrix disassembly extracellular matrix organization cellular component organization or biogenesis extracellular structure organization external encapsulating structure organization mitophagy macroautophagy autophagy autophagy of mitochondrion process utilizing autophagic mechanism proteolysis	cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane apical part of cell plasma membrane region apical plasma membrane membrane-bounded organelle intracellular anatomical structure membrane-enclosed lumen lytic vacuole cell periphery cellular anatomical structure cell surface membrane plasma membrane external side of plasma membrane side of membrane apical part of cell plasma membrane region apical plasma membrane membrane-bounded organelle intracellular anatomical structure membrane-enclosed lumen lytic vacuole vacuolar lumen vacuole intracellular membrane-bounded organelle lysosomal lumen intracellular organelle lumen intracellular organelle organelle lumen organelle cytoplasm lysosome intracellular vesicle endomembrane system endolysosome cytoplasmic vesicle endosome lumen vesicle endosome endolysosome lumen extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR025661	Cysteine peptidase, asparagine active site	Active Site
A	IPR000169	Cysteine peptidase, cysteine active site	Active Site
A	IPR038765	Papain-like cysteine peptidase superfamily	Homologous Superfamily
A	IPR013128	Peptidase C1A	Family
A	IPR000668	Peptidase C1A, papain C-terminal	Domain
A	IPR013201	Cathepsin propeptide inhibitor domain (I29)	Domain
A	IPR025660	Cysteine peptidase, histidine active site	Active Site
A	IPR039417	Papain-like cysteine endopeptidase	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A	: P43235	pycnodysostosis glioblastoma giant cell glioblastoma osteogenesis imperfecta osteosarcoma pancreatic intraductal papillary-mucinous carcinoma arthritic joint disease skin basal cell carcinoma Chronic hepatitis C ulcerative colitis diabetes mellitus intellectual disability medulloblastoma myopathy osteopetrosis pycnodysostosis glioblastoma giant cell glioblastoma osteogenesis imperfecta osteosarcoma pancreatic intraductal papillary-mucinous carcinoma arthritic joint disease skin basal cell carcinoma Chronic hepatitis C ulcerative colitis diabetes mellitus intellectual disability medulloblastoma myopathy osteopetrosis ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia schizophrenia atopic eczema squamous cell carcinoma craniosynostosis Duchenne muscular dystrophy malignant glioma melanoma osteoarthritis osteoporosis pancreatic ductal adenocarcinoma pilocytic astrocytoma Sjogren syndrome breast cancer tuberculosis cystic fibrosis gastric carcinoma heart disease malignant pancreatic neoplasm metabolic syndrome X