Cathepsin S

<p>This section provides any useful information about the protein, mostly biological knowledge.<p><a href='/help/function_section' target='_top'>More...</a></p>Functionⁱ

<p>This subsection of the <a href="http://www.uniprot.org/help/function%5Fsection">Function</a> section describes the catalytic activity of an enzyme, i.e. a chemical reaction that the enzyme catalyzes.<p><a href='/help/catalytic_activity' target='_top'>More...</a></p>Catalytic activityⁱ

• Similar to cathepsin L, but with much less activity on Z-Phe-Arg-|-NHMec, and more activity on the Z-Val-Val-Arg-|-Xaa compound. EC:3.4.22.27

Sites

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:<p><a href='/help/gene_ontology' target='_top'>More...</a></p>GO - Molecular functionⁱ

• collagen binding Source: RGD
• cysteine-type endopeptidase activity Source: RGD
• cysteine-type peptidase activity Source: RGD <p>Inferred from Direct Assay</p> <p>Used to indicate a direct assay for the function, process or component indicated by the GO term.</p> <p>More information in the <a href="http://geneontology.org/page/guide-go-evidence-codes#ida">GO evidence code guide</a></p> Inferred from direct assayⁱ
  • "Baculoviral expression and characterization of rodent cathepsin S."
    Mason C.S., Lamers M.B., Henderson I.M., Monk T., Williams D.H.
    Protein Expr Purif 23:45-54(2001) [PubMed] [Europe PMC] [Abstract]
• fibronectin binding Source: RGD
• laminin binding Source: RGD
• peptidase activity Source: RGD
• proteoglycan binding Source: RGD
• serine-type endopeptidase activity Source: Reactome

GO - Biological processⁱ

• adaptive immune response Source: RGD
• antigen processing and presentation of exogenous peptide antigen via MHC class II Source: UniProtKB
• antigen processing and presentation of peptide antigen Source: RGD
• basement membrane disassembly Source: RGD
• bone resorption Source: RGD <p>Inferred from Mutant Phenotype</p> <p>Describes annotations that are concluded from looking at variations or changes in a gene product such as mutations or abnormal levels and includes techniques such as knockouts, overexpression, anti-sense experiments and use of specific protein inhibitors.</p> <p>More information in the <a href="http://geneontology.org/page/guide-go-evidence-codes#imp">GO evidence code guide</a></p> Inferred from mutant phenotypeⁱ
  • "Study of the functional share of lysosomal cathepsins by the development of specific inhibitors."
    Katunuma N., Matsui A., Kakegawa T., Murata E., Asao T., Ohba Y.
    Adv Enzyme Regul 39:247-260(1999) [PubMed] [Europe PMC] [Abstract]
• cellular response to thyroid hormone stimulus Source: RGD
• collagen catabolic process Source: RGD
• immune response Source: GO_Central <p>Inferred from Biological aspect of Ancestor</p> <p>A type of phylogenetic evidence whereby an aspect of a descendent is inferred through the characterization of an aspect of a ancestral gene.</p> <p>More information in the <a href="http://geneontology.org/page/guide-go-evidence-codes#iba">GO evidence code guide</a></p> Inferred from biological aspect of ancestorⁱ
  • "Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium."
    Gaudet P., Livstone M.S., Lewis S.E., Thomas P.D.
    Brief Bioinform 12:449-462(2011) [PubMed] [Europe PMC] [Abstract]
• metanephros development Source: UniProtKB <p>Inferred from Expression Pattern</p> <p>Covers cases where the annotation is inferred from the timing or location of expression of a gene.</p> <p>More information in the <a href="http://geneontology.org/page/guide-go-evidence-codes#iep">GO evidence code guide</a></p> Inferred from expression patternⁱ
  • "Functional interface between cathepsins and growth factors in the kidney development."
    Vattimo M.d.e. F., Santos O.F.
    Ren Fail 27:615-622(2005) [PubMed] [Europe PMC] [Abstract]
• positive regulation of cation channel activity Source: RGD
• positive regulation of inflammatory response Source: RGD
• protein processing Source: RGD
• proteolysis Source: RGD
• proteolysis involved in cellular protein catabolic process Source: RGD
• regulation of sensory perception of pain Source: RGDInferred from mutant phenotypeⁱ
  • "Inhibition of spinal microglial cathepsin S for the reversal of neuropathic pain."
    Clark A.K., Yip P.K., Grist J., Gentry C., Staniland A.A., Marchand F., Dehvari M., Wotherspoon G., Winter J., Ullah J., Bevan S., Malcangio M.
    Proc Natl Acad Sci U S A 104:10655-10660(2007) [PubMed] [Europe PMC] [Abstract]
• response to acidic pH Source: RGD

<p>UniProtKB Keywords constitute a <a href="http://www.uniprot.org/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywordsⁱ

Enzyme and pathway databases

Protein family/group databases

<p>This section provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.<p><a href='/help/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyⁱ

Organism-specific databases

<p>This section provides information on the location and the topology of the mature protein in the cell.<p><a href='/help/subcellular_location_section' target='_top'>More...</a></p>Subcellular locationⁱ

• UniProt annotation
• GO - Cellular component

Keywords - Cellular componentⁱ

<p>This section provides information on the disease(s) and phenotype(s) associated with a protein.<p><a href='/help/pathology_and_biotech_section' target='_top'>More...</a></p>Pathology & Biotechⁱ

Chemistry databases

<p>This section describes post-translational modifications (PTMs) and/or processing events.<p><a href='/help/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingⁱ

Molecule processing

Amino acid modifications

Keywords - PTMⁱ

PTM databases

<p>This section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms.<p><a href='/help/expression_section' target='_top'>More...</a></p>Expressionⁱ

<p>This subsection of the 'Expression' section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms. By default, the information is derived from experiments at the mRNA level, unless specified 'at protein level'.<br></br>Examples: <a href="http://www.uniprot.org/uniprot/P92958#expression">P92958</a>, <a href="http://www.uniprot.org/uniprot/Q8TDN4#expression">Q8TDN4</a>, <a href="http://www.uniprot.org/uniprot/O14734#expression">O14734</a><p><a href='/help/tissue_specificity' target='_top'>More...</a></p>Tissue specificityⁱ

<p>This subsection of the 'Expression' section reports the experimentally proven effects of inducers and repressors (usually chemical compounds or environmental factors) on the level of protein (or mRNA) expression (up-regulation, down-regulation, constitutive expression).<p><a href='/help/induction' target='_top'>More...</a></p>Inductionⁱ

<p>This section provides information on the quaternary structure of a protein and on interaction(s) with other proteins or protein complexes.<p><a href='/help/interaction_section' target='_top'>More...</a></p>Interactionⁱ

<p>This subsection of the <a href="http://www.uniprot.org/help/interaction%5Fsection">'Interaction'</a> section provides information about the protein quaternary structure and interaction(s) with other proteins or protein complexes (with the exception of physiological receptor-ligand interactions which are annotated in the <a href="http://www.uniprot.org/help/function%5Fsection">'Function'</a> section).<p><a href='/help/subunit_structure' target='_top'>More...</a></p>Subunit structureⁱ

GO - Molecular functionⁱ

• fibronectin binding Source: RGD
• laminin binding Source: RGD
• proteoglycan binding Source: RGD

<p>This section provides information on the tertiary and secondary structure of a protein.<p><a href='/help/structure_section' target='_top'>More...</a></p>Structureⁱ

3D structure databases

<p>This section provides information on sequence similarities with other proteins and the domain(s) present in a protein.<p><a href='/help/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsⁱ

<p>This subsection of the 'Family and domains' section provides information about the sequence similarity with other proteins.<p><a href='/help/sequence_similarities' target='_top'>More...</a></p>Sequence similaritiesⁱ

Keywords - Domainⁱ

Phylogenomic databases

Family and domain databases

<p>This section displays by default the canonical protein sequence and upon request all isoforms described in the entry. It also includes information pertinent to the sequence(s), including <a href="http://www.uniprot.org/help/sequence%5Flength">length</a> and <a href="http://www.uniprot.org/help/sequences">molecular weight</a>. The information is filed in different subsections. The current subsections and their content are listed below:<p><a href='/help/sequences_section' target='_top'>More...</a></p>Sequence (1+)ⁱ

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences%5Fsection">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical%5Fand%5Fisoforms">canonical sequence</a> displayed by default in the entry is complete or not.<p><a href='/help/sequence_status' target='_top'>More...</a></p>Sequence statusⁱ: Complete.

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences%5Fsection">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical%5Fand%5Fisoforms">canonical sequence</a> displayed by default in the entry is in its mature form or if it represents the precursor.<p><a href='/help/sequence_processing' target='_top'>More...</a></p>Sequence processingⁱ: The displayed sequence is further processed into a mature form.

This entry has 1 described isoform and 1 potential isoform that is computationally mapped.Show allAlign All

        10         20         30         40         50
MAVLGAPGVL CDNGATAERP TLDHHWDLWK KTRMRRNTDQ NEEDVRRLIW 
        60         70         80         90        100
EKNLKFIMLH NLEHSMGMHS YSVGMNHMGD MTPEEVIGYM GSLRIPRPWN 
       110        120        130        140        150
RSGTLKSSSN QTLPDSVDWR EKGCVTNVKY QGSCGSCWAF SAEGALEGQL 
       160        170        180        190        200
KLKTGKLVSL SAQNLVDCST EEKYGNKGCG GGFMTEAFQY IIDTSIDSEA 
       210        220        230        240        250
SYPYKAMDEK CLYDPKNRAA TCSRYIELPF GDEEALKEAV ATKGPVSVGI 
       260        270        280        290        300
DDASHSSFFL YQSGVYDDPS CTENMNHGVL VVGYGTLDGK DYWLVKNSWG 
       310        320        330
LHFGDQGYIR MARNNKNHCG IASYCSYPEI                       

Sequence databases

Genome annotation databases

<p>This section provides links to proteins that are similar to the protein sequence(s) described in this entry at different levels of sequence identity thresholds (100%, 90% and 50%) based on their membership in UniProt Reference Clusters (<a href="http://www.uniprot.org/help/uniref">UniRef</a>).<p><a href='/help/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsⁱ

• 50% Identity

<p>This section is used to point to information related to entries and found in data collections other than UniProtKB.<p><a href='/help/cross_references_section' target='_top'>More...</a></p>Cross-referencesⁱ

Sequence databases

3D structure databases

Chemistry databases

Protein family/group databases

PTM databases

Genome annotation databases

Organism-specific databases

Phylogenomic databases

Enzyme and pathway databases

Miscellaneous databases

Family and domain databases

<p>This section provides general information on the entry.<p><a href='/help/entry_information_section' target='_top'>More...</a></p>Entry informationⁱ

<p>This section contains any relevant information that doesn't fit in any other defined sections<p><a href='/help/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousⁱ

Keywords - Technical termⁱ

Documents

1. Peptidase families
   Classification of peptidase families and list of entries
2. SIMILARITY comments
   Index of protein domains and families