ST3GAL1

ST3 beta-galactoside alpha-2,3-sialyltransferase 1

Summary

The protein encoded by this gene is a type II membrane protein that catalyzes the transfer of sialic acid from CMP-sialic acid to galactose-containing substrates. The encoded protein is normally found in the Golgi but can be proteolytically processed to a soluble form. Correct glycosylation of the encoded protein may be critical to its sialyltransferase activity. This protein, which is a member of glycosyltransferase family 29, can use the same acceptor substrates as does sialyltransferase 4B. Two transcript variants encoding the same protein have been found for this gene. Other transcript variants may exist, but have not been fully characterized yet. [provided by RefSeq, Jul 2008]

Known Variants23 total

rsidPosition (GRCh37)AllelesClassClinVar
rs13777086498:134,472,015C/Tuncertain significance
rs25382989088:134,472,020A/Cuncertain significance
rs10230813648:134,472,056G/Auncertain significance
rs7605049988:134,472,081C/Tuncertain significance
rs7720362128:134,472,116G/Auncertain significance
rs25383049878:134,474,135T/Alikely benign
rs25383050118:134,474,141A/Guncertain significance
rs10484798:134,474,148C/Tsynonymous variant
rs27368718:134,475,077G/Aintron variant
rs1174617128:134,475,710T/Clikely benign
rs11897673628:134,477,039G/Auncertain significance
rs21309221118:134,477,109C/Tuncertain significance
rs1127879368:134,478,178A/Gbenign
rs1133505888:134,487,983G/Asynonymous variant
rs1511647198:134,487,996G/Amissense variant
rs1421007928:134,487,997C/Tbenign
rs3768807558:134,488,075T/Clikely benign
rs744217998:134,488,076G/Abenign
rs3690487448:134,488,174T/Cuncertain significance
rs7560521988:134,488,191A/Cuncertain significance
rs3731461788:134,488,264C/Tuncertain significance
rs117834138:134,549,705C/T
rs69841518:134,578,347C/Tintron variant

Gene information from NCBI Gene. Variant classifications from ClinVar.