FB2026_03 , released September 17, 2026
CV Term Report
Help Close All Open All
General Information
Term beta-galactoside alpha-2,6-sialyltransferase activity ID (Ontology) GO:0003835 (Gene Ontology)
Definition Catalysis of the reaction: CMP-N-acetylneuraminate + beta-D-galactoside = N-acetyl-alpha-neuraminyl-(2->6)-beta-D-galactosyl derivative + CMP + H+.[ EC:2 ]
Also Known As"beta-galactosamide alpha-2,6-sialyltransferase activity" ; "beta-galactoside alpha-(2,6)-sialyltransferase"
Comment
Links to External Ontologies
  QuickGO data     AmiGO data
Annotations
Records annotated with this term OR any of its CHILD TERMS

Choose a record type to view annotations for this term and its child terms. Direct annotations and full annotation statements below also provide HitList buttons.

    • Results list data from multiple species. Choose a record type above to open its HitList.
Direct annotations: records annotated with this exact term (child terms are NOT included)
Data ClassFieldDirect annotations
Genes (FBgn)GO_MOLECULAR_FUNCTION
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Genes
 beta-galactoside alpha-2,6-sialyltransferase activity (all annotations which use CV term, excluding "NOT" statements)
     enables | beta-galactoside alpha-2,6-sialyltransferase activity
Spanning Tree (Parents/Children)
Only view relationship:
Vocabulary search 
  glycosyltransferase activity
   |__sialyltransferase activity
       |__beta-galactoside alpha-2,6-sialyltransferase activity  1 rec.
Spanning Tree View Settings
Parents/Children
View Depth
Show hierarchy levels: for parents, for children
hide Relationships
Is a sialyltransferase activity
Part of
hide Synonyms & Secondary IDs
Synonyms
  • "beta-galactosamide alpha-2,6-sialyltransferase activity" EXACT[ EC:2 ]
    "beta-galactoside alpha-(2,6)-sialyltransferase" EXACT[ EC:2 ]
    "CMP-N-acetylneuraminate-beta-galactosamide-alpha-2,6-sialyltransferase activity" RELATED[ EC:2 ]
    "lactosylceramide alpha-2,6-N-sialyltransferase" RELATED[ EC:2 ]
Secondary IDs
hide External Crossreferences & Linkouts
EC:2.4.3.1
MetaCyc:RXN-18268
Reactome:R-HSA-4085033 "ST6GAL1,2 transfer Neu5Ac to terminal Gal (alpha-2,6 link)"
Reactome:R-HSA-975902 "ST6GAL1 transfers Neu5Ac to terminal Gal of N-glycans"
Reactome:R-HSA-977071 "ST6GAL1 transfers sialic acid to Tn antigens to form sTn antigens"
RHEA:11836
RHEA:21552
RHEA:52104
RHEA:56268
RHEA:82903
RHEA:82947
RHEA:82983