FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

tRNA (cytidine) methyltransferase activity

ID (Ontology)

GO:0016427 (Gene Ontology)

Definition

Catalysis of the reaction: S-adenosyl-L-methionine + tRNA = S-adenosyl-L-homocysteine + tRNA containing methylcytosine.

Also Known As

"tRNA (cytosine) methyltransferase activity"

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 Class	Field	Direct annotations
Genes (FBgn)	GO_MOLECULAR_FUNCTION

Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records

Full annotation statements	Relevant FlyBase reports
Full annotation statements	Genes
tRNA (cytidine) methyltransferase activity (all annotations which use CV term, excluding "NOT" statements)
enables \| tRNA (cytidine) methyltransferase activity

Spanning Tree (Parents/Children)

methyltransferase activity
 |__S-adenosylmethionine-dependent methyltransferase activity__
RNA methyltransferase activity                                 |
 |__tRNA methyltransferase activity____________________________|
catalytic activity, acting on a tRNA                           |
 |__tRNA methyltransferase activity____________________________|
                                                               tRNA (cytidine) methyltransferase activity  7 rec.
                                                                |__tRNA (cytidine(4)/adenine(4)-2'-O-ribose)-methyltransferase activity
                                                                |__tRNA (cytidine(32)-2'-O-ribose)-methyltransferase activity 1 rec.
                                                                |__tRNA (cytidine(32)/uridine(32)-2'-O-ribose)-methyltransferase activity
                                                                |__tRNA (cytidine(34)-2'-O-ribose)-methyltransferase activity 2 rec.
                                                                |__tRNA (cytidine(56)-2'-O-ribose)-methyltransferase activity
                                                                |__tRNA (cytidine-N3)-methyltransferase activity 1 rec.
                                                                |__tRNA (cytidine-N5)-methyltransferase activity 3 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	tRNA methyltransferase activity S-adenosylmethionine-dependent methyltransferase activity
Part of
Synonyms & Secondary IDs
Synonyms
	"tRNA (cytosine) methyltransferase activity" EXACT
Secondary IDs

External Crossreferences & Linkouts