Preferred Label : rna, spliced leader;
MeSH definition : The small RNAs which provide spliced leader sequences, SL1, SL2, SL3, SL4 and SL5
(short sequences which are joined to the 5' ends of pre-mRNAs by TRANS-SPLICING).
They are found primarily in primitive eukaryotes (protozoans and nematodes).;
MeSH synonym : leader rna, spliced; sl rna; spliced leader rna;
MeSH hyponym : SL1 sequence; SL2 sequence; SL4 sequence; SL3 sequence; SL5 sequence; Trans-Spliced leader sequences; Sequence, SL2; Sequence, SL4; Sequence, SL3; Leader Sequences, Trans-Spliced; Sequences, Trans-Spliced Leader; Trans Spliced Leader Sequences; Spliced Leader Sequences; Leader Sequences, Spliced; Sequences, Spliced Leader; Spliced Leader; Leader, Spliced; Sequence, SL1; Sequence, SL5;
MeSH annotation : do not confuse with LEADER SEQUENCES, MRNA see 5' UNTRANSLATED REGION;
Is substance : O;
Origin ID : D020038;
UMLS CUI : C0600447;
Allowable qualifiers
Record concept(s)
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Semantic type(s)
The small RNAs which provide spliced leader sequences, SL1, SL2, SL3, SL4 and SL5
(short sequences which are joined to the 5' ends of pre-mRNAs by TRANS-SPLICING).
They are found primarily in primitive eukaryotes (protozoans and nematodes).