transcription factor TFIIIB-alpha complex

id: GO:0034732
name: transcription factor TFIIIB-alpha complex
namespace: cellular_component
type: go
obsolete: False

Description: A transcription factor TFIIIB-beta complex that contains the TATA-binding protein (TBP), B'' and a specialized homolog of the conserved subunit BRF referred to as BRFU or TFIIIB50, which found in human but not conserved in yeast; the complex is involved in the regulation of transcription from type 3 (upstream) RNA polymerase III promoters.

Parent Functions