Cystatin-C (P01034)

Uniprot ID P01034
Protein Name Cystatin-C
Gene Name CST3
Species Homo sapiens (Human)
Signal peptide(a) Y Secretome P(b) 0.924
Function As an inhibitor of cysteine proteinases, this protein is thought to serve an important physiological role as a local regulator of this enzyme activity.
GO - Molecular function
  • amyloid-beta binding : IPI:BHF-UCL
  • cysteine-type endopeptidase inhibitor activity : IDA:UniProtKB
  • endopeptidase inhibitor activity : IDA:UniProtKB
  • identical protein binding : IPI:IntAct
  • protease binding : IPI:BHF-UCL
GO - Biological process
  • apoptotic process : IEA:Ensembl
  • brain development : IEA:Ensembl
  • cellular protein metabolic process : TAS:Reactome
  • cellular response to hydrogen peroxide : IEA:Ensembl
  • circadian sleep/wake cycle, REM sleep : IEA:Ensembl
  • defense response : IDA:BHF-UCL
  • embryo implantation : IEA:Ensembl
  • eye development : IEA:Ensembl
  • negative regulation of blood vessel remodeling : IEP:BHF-UCL
  • negative regulation of cell death : IEA:Ensembl
  • negative regulation of collagen catabolic process : IEP:BHF-UCL
  • negative regulation of cysteine-type endopeptidase activity : IBA:GO_Central
  • negative regulation of elastin catabolic process : IMP:BHF-UCL
  • negative regulation of extracellular matrix disassembly : IEP:BHF-UCL
  • negative regulation of peptidase activity : IDA:BHF-UCL
  • negative regulation of proteolysis : IDA:UniProtKB
  • neutrophil degranulation : TAS:Reactome
  • positive regulation of cell proliferation : IEA:Ensembl
  • positive regulation of DNA replication : IEA:Ensembl
  • post-translational protein modification : TAS:Reactome
  • regulation of programmed cell death : IEA:Ensembl
  • regulation of tissue remodeling : IEP:BHF-UCL
  • response to axon injury : IEA:Ensembl
  • response to carbohydrate : IEA:Ensembl
  • response to estradiol : IEA:Ensembl
  • response to hypoxia : IEA:Ensembl
  • response to nutrient levels : IEA:Ensembl
  • salivary gland development : IEA:Ensembl
  • Sertoli cell development : IEA:Ensembl
  • supramolecular fiber organization : IGI:BHF-UCL
Back
(a) The Signal peptide D-score cutoff for "YES"(having signal peptide) is 0.45.
(b) Non-classically secreted proteins should obtain an NN-score(Neural Networks score) exceeding the normal threshold of 0.5, but not at the same time be predicted to contain a signal peptide.