Preferred Label : transcription initiation factor TIF-IB;
MeSH note : a complex of transcription factors that promotes efficient & accurate transcription
initiation by RNA polymerase I;
MeSH synonym : TIF-Ib transcription initiation factor; SL1 transcription initiation factor; transcription factor SL1;
Is substance : O;
Origin ID : C063660;
UMLS CUI : C0084833;
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