Gene Information
Gene NameCST8
OrganismHomo sapiens (Human)
Gene Length142
Protein NamesCystatin-8 (Cystatin-related epididymal spermatogenic protein)
Target NameNA
Target TypeNA
Gene Age132 ( ENSG00000125815 )
Evolutionary StageMammalia
AlphaFoldDBO60676
Gene CardCST8
Uniprot IDO60676
PfamPF00031
In ASDno
Allosteric Predictionno (-1.599022957)
Ortholog in AnimalsAlpaca_ CST8 ( ortholog_one2one )
Dog_ CST8 ( ortholog_one2one )
GuineaPig_ CST8 ( ortholog_one2one )
Macaque_ CST8 ( ortholog_one2one )
Mouse_ Cst8 ( ortholog_one2one )
Rat_ Cst8 ( ortholog_one2one )
Rabbit_ CST8 ( ortholog_one2one )
OhnologsNA
ParalogsCST3, CST2, CST4, CST1, CST5, CST9, CST9L, CSTL1, CST11, CST6, CST7
Tissuetestis
Tissue SpecificityProximal caput region of the epididymis. Lower expression in the testis. Within the testis it is localized to the elongating spermatids, whereas within the epididymis it is exclusively synthesized by the proximal caput epithelium.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB NA 
DBSNP rs35190670  rs1054633 
Subcellular location [CC]Secreted.
Mouse PG classificationNA
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