The PAF1 complex is a multifunctional complex. Involved in transcription initiation via genetic interactions with TATA-binding proteins. Involved in elongation. It regulates 3'-end formation of snR47 by modulating the recruitment or stable association of nrd1 with RNA polymerase II (By similarity). Component of the PAF1 complex which consists of at least cdc73, paf1 and rtf1. Belongs to the CDC73 family.