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- Table of Contents
Designing an IHC experiment for SMARCA4? 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 SMARCA4 IHC GuideFacts about Transcription activator BRG1.
At the exact same time, there's increased recruiting of CREBBP to the promoter with a CREST- dependent mechanism, which contributes to transcriptional activation. The CREST-BRG1 complex also binds to the NR2B promoter, and activity-dependent induction of NR2B expression includes the release of HDAC1 and recruiting of CREBBP.
| Human | |
|---|---|
| Gene Name: | SMARCA4 |
| Uniprot: | P51532 |
| Entrez: | 6597 |

| Belongs to: |
|---|
| SNF2/RAD54 helicase family |

ATP-dependent helicase SMARCA4; BAF190; BAF190A; brahma protein-like 1; Brg1; BRG1-associated factor 190A; BRG1SWI/SNF-related matrix-associated actin-dependent regulator of chromatinsubfamily A member 4; BRM/SWI2-related gene 1; EC 3.6.1; EC 3.6.4.-; FLJ39786; global transcription activator homologous sequence; homeotic gene regulator; hSNF2b; Mitotic growth and transcription activator; nuclear protein GRB1; Protein brahma homolog 1; Protein BRG-1; RTPS2; SMARCA4; SNF2; SNF2B; SNF2-beta; SNF2L4; SNF2LB; SNF2-like 4; subfamily a, member 4; sucrose nonfermenting-like 4; SWI/SNF related, matrix
Mass (kDA):
184.646 kDA

| Human | |
|---|---|
| Location: | 19p13.2 |
| Sequence: | 19; NC_000019.10 (10960997..11062277) |
Colocalizes with ZEB1 in E-cadherin-negative cells from established lines, and stroma of normal colon as well as in de-differentiated epithelial cells at the invasion front of colorectal carcinomas (at protein level).
Nucleus. Colocalizes with long non-coding RNA Evf2 in nuclear RNA clouds.





PMID: 8232556 by Khavari P.A., et al. BRG1 contains a conserved domain of the SWI2/SNF2 family necessary for normal mitotic growth and transcription.
PMID: 8208605 by Chiba H., et al. Two human homologues of Saccharomyces cerevisiae SWI2/SNF2 and Drosophila brahma are transcriptional coactivators cooperating with the estrogen receptor and the retinoic acid receptor.