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Sialyl Tn antigen (MUC3B) [Golgi lumen]
Stable Identifier
R-HSA-1463577
Type
Protein [EntityWithAccessionedSequence]
Species
Homo sapiens
Compartment
Golgi lumen
Locations in the PathwayBrowser
Expand all
Metabolism of proteins (Homo sapiens)
Post-translational protein modification (Homo sapiens)
O-linked glycosylation (Homo sapiens)
O-linked glycosylation of mucins (Homo sapiens)
Termination of O-glycan biosynthesis (Homo sapiens)
ST6GAL1 transfers sialic acid to Tn antigens to form sTn antigens (Homo sapiens)
Sialyl Tn antigens [Golgi lumen] (Homo sapiens)
Sialyl Tn antigen (MUC3B) [Golgi lumen] (Homo sapiens)
External Reference Information
External Reference
UniProt:Q9H195 MUC3B
Gene Names
MUC3B
Chain
signal peptide:1-21, chain:22-13477
Reference Genes
HGNC:13384 MUC3B
OMIM:605633 MUC3B
UCSC:Q9H195 MUC3B
Participates
as a member of
Sialyl Tn antigens [Golgi lumen] (Homo sapiens)
Other forms of this molecule
Core 8 (MUC3B) [Golgi lumen]
Core 2S (MUC3B) [Golgi lumen]
Core 5 (MUC3B) [Golgi lumen]
Core 4 (MUC3B) [Golgi lumen]
Core 3 (MUC3B) [Golgi lumen]
Core 7 (MUC3B) [Golgi lumen]
extended Core 6 (MUC3B) [Golgi lumen]
Core 6 (MUC3B) [Golgi lumen]
Disialyl T-antigen (MUC3B) [Golgi lumen]
Sialyl T-antigen (MUC3B) [Golgi lumen]
Sialyl-2,3 T-antigen (MUC3B) [Golgi lumen]
MUC3B(?-901) [Golgi lumen]
GalNAc-MUC3B(?-901) [Golgi lumen]
T-antigen (MUC3B) [Golgi lumen]
Core 2a (MUC3B) [Golgi lumen]
Core 2 (MUC3B) [Golgi lumen]
GalNAc-MUC3B(?-901) [plasma membrane]
Modified Residues
Name
O-(N-acetylamino)galactosyl-L-serine (Neu5Ac-alpha2,6-GalNAc-alpha group) at unknown position
Modification
Neu5Ac-alpha2,6-GalNAc-alpha group
PsiMod Name
O-(N-acetylamino)galactosyl-L-serine
PsiMod Definition
A protein modification that effectively converts an L-serine residue to O-(N-acetylaminogalactosyl)-L-serine.
Cross References
GeneCards
MUC3B
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