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- Table of Contents
Designing a Western blot for BRF1? The guide has the expected band size, antibodies backed by real blot images, the controls to run alongside, and protocols taken from published papers.
Open the BRF1 Western Blot GuideDesigning an IHC experiment for BRF1? The guide has the expected staining pattern, antigen retrieval and fixation, antibodies backed by real IHC images, the tissue controls to run alongside, and protocols taken from published papers.
Open the BRF1 IHC GuideFacts about Transcription factor IIIB 90 kDa subunit.
Isoform 2 is necessary for transcription of the U6 promoter. .
| Human | |
|---|---|
| Gene Name: | BRF1 |
| Uniprot: | Q92994 |
| Entrez: | 2972 |

| Belongs to: |
|---|
| TFIIB family |

B-related factor 1; BRF1 homolog, subunit of RNA polymerase III transcription initiation factorIIIB (S. cerevisiae); BRF-1; BRFFLJ42674; general transcription factor IIIB, 90kD subunit; GTF3BTAFIII90; hBRFMGC105048; hTFIIIB90; TAF3B2; TAF3CB - related factor 1; TATA box binding protein (TBP)-associated factor 3C; TATA box binding protein (TBP)-associated factor, RNA polymerase III, GTF3Bsubunit 2; TATA box binding protein (TBP)-associated factor, RNA polymerase III, subunit 2; TATA box-binding protein-associated factor, RNA polymerase III, subunit 2; TBP - associated factor, RNA polymerase III
Mass (kDA):
73.84 kDA

| Human | |
|---|---|
| Location: | 14q32.33 |
| Sequence: | 14; NC_000014.9 (105209286..105315577, complement) |
Nucleus.




PMID: 7624363 by Wang Z., et al. Structure and function of a human transcription factor TFIIIB subunit that is evolutionarily conserved and contains both TFIIB- and high- mobility-group protein 2-related domains.
PMID: 8943358 by Mital R., et al. RNA polymerase III transcription from the human U6 and adenovirus type 2 VAI promoters has different requirements for human BRF, a subunit of human TFIIIB.