Gene Information
Gene NameCST4
OrganismHomo sapiens (Human)
Gene Length141
Protein NamesCystatin-S (Cystatin-4) (Cystatin-SA-III) (Salivary acidic protein 1)
Target NameNA
Target TypeNA
Gene Age78 ( ENSG00000101441 )
Evolutionary StageEumetazoa
AlphaFoldDBP01036
Gene CardCST4
Uniprot IDP01036
PfamPF00031
In ASDno
Allosteric Predictionno (-1.035181727)
Ortholog in AnimalsNA
OhnologsCST6
ParalogsCST1, CST2, CST3, CST5, CST8, CST9, CST9L, CSTL1, CST11, CST6, CST7
Tissuesalivary.gland
Tissue SpecificityExpressed in submandibular and sublingual saliva but not in parotid saliva (at protein level). Expressed in saliva, tears, urine and seminal fluid. {ECO:0000269|PubMed:20189825}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs3210291 
Subcellular location [CC]Secreted {ECO:0000269|PubMed:20189825}.
Mouse PG classificationNA
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