Gene Information
Gene NameST8SIA3
OrganismHomo sapiens (Human)
Gene Length380
Protein NamesSia-alpha-2,3-Gal-beta-1,4-GlcNAc-R:alpha 2,8-sialyltransferase (EC 2.4.99.-) (Alpha-2,8-sialyltransferase 8C) (Alpha-2,8-sialyltransferase III) (ST8 alpha-N-acetyl-neuraminide alpha-2,8-sialyltransferase 3) (Sialyltransferase 8C) (SIAT8-C) (Sialyltransferase St8Sia III) (ST8SiaIII)
Target NameNA
Target TypeNA
Gene Age645 ( ENSG00000177511 )
Evolutionary StageEukaryota
AlphaFoldDBO43173
Gene CardST8SIA3
Uniprot IDO43173
PfamPF00777
In ASDno
Allosteric Predictionno (-0.625187152)
Ortholog in AnimalsAlpaca_ ST8SIA3 ( ortholog_one2one )
Dog_ ST8SIA3 ( ortholog_one2one )
GuineaPig_ ST8SIA3 ( ortholog_one2one )
Macaque_ ST8SIA3 ( ortholog_one2one )
Mouse_ St8sia3 ( ortholog_one2one )
Pig_ ST8SIA3 ( ortholog_one2one )
Rat_ St8sia3 ( ortholog_one2one )
Rabbit_ ST8SIA3 ( ortholog_one2one )
OhnologsST8SIA2
ParalogsST8SIA2, ST8SIA4, ST8SIA5, ST8SIA6, ST8SIA1
Tissuebrain, cerebral.cortex
Tissue SpecificityExpressed in fetal and adult brain and fetal liver. {ECO:0000269|PubMed:9826427}.
Pharmacological Animal ModelsNA
Gene Ontology
(biological process)
Gene Ontology
(cellular component)
Gene Ontology
(molecular function)
PDB 5BO6  (X-ray  2.07A  5BO7  (X-ray  1.85A  5BO8  (X-ray  2.70A  5BO9  (X-ray  2.30A  5CXY  (X-ray  2.15A 
DBSNP rs3745060 
Subcellular location [CC]Golgi apparatus membrane {ECO:0000305};
Single-pass type II membrane protein {ECO:0000305}.
Mouse PG classificationNA
click here to return to the previous page