Required for efficient transcription initiation by RNA polymerase I (Pol I). Required for the formation of the competent pre-initiation complex (PIC).
Phosphorylation is required for participation in rDNA transcription (By similarity). Phosphorylated at Thr-200 by MAPK9/JNK2, which abrogates initiation complex formation.
Belongs to the RRN3 family.
TIFIA, RRN3, RNA polymerase I-specific transcription initiation factor RRN3, Transcription initiation factor IA, TIF-IA
Proteins
Oncology
74107Da
We found 1 product in 1 category