FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

tRNA (cytidine-N3)-methyltransferase activity

ID (Ontology)

GO:0052735 (Gene Ontology)

Definition

Catalysis of the reaction: a cytidine in tRNA + S-adenosyl-L-methionine = an N3-methylcytidine in tRNA + H+ + S-adenosyl-L-homocysteine.

Also Known As

"S-adenosyl-L-methionine:tRNA (cytosine-3-)-methyltransferase activity" ; "S-adenosyl-L-methionine:tRNA cytosine-3-methyltransferase activity" ; "transfer ribonucleate cytosine 3-methyltransferase activity" (for all, see Synonyms field below)

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-N3)-methyltransferase activity (all annotations which use CV term, excluding "NOT" statements)
enables \| tRNA (cytidine-N3)-methyltransferase activity

Spanning Tree (Parents/Children)

tRNA methyltransferase activity____________________________
S-adenosylmethionine-dependent methyltransferase activity__|
                                                           tRNA (cytidine) methyltransferase activity
                                                            |__tRNA (cytidine-N3)-methyltransferase activity  1 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	tRNA (cytidine) methyltransferase activity
Part of
Synonyms & Secondary IDs
Synonyms
	"S-adenosyl-L-methionine:tRNA (cytosine-3-)-methyltransferase activity" EXACT "S-adenosyl-L-methionine:tRNA cytosine-3-methyltransferase activity" EXACT "transfer ribonucleate cytosine 3-methyltransferase activity" EXACT "tRNA (cytidine-3-)-methyltransferase activity" EXACT "tRNA (cytosine 3)-methyltransferase activity" EXACT "tRNA (cytosine-3-)-methyltransferase activity" EXACT "tRNA cytosine 3-methyltransferase activity" EXACT "tRNA cytosine-3-methyltransferase activity" EXACT
Secondary IDs

External Crossreferences & Linkouts
	RHEA:50956 RHEA:50960 RHEA:60908 RHEA:60912