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GENE AND PROTEIN SUMMARY

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Gene name

TAF6

Description

TAF6 RNA polymerase II, TATA box binding protein (TBP)-associated factor, 80kDa

Protein class

Mapped to UniProt SWISS-PROT

Entrez gene summary

Initiation of transcription by RNA polymerase II requires the activities of more than 70 polypeptides. The protein that coordinates these activities is transcription factor IID (TFIID), which binds to the core promoter to position the polymerase properly, serves as the scaffold for assembly of the remainder of the transcription complex, and acts as a channel for regulatory signals. TFIID is composed of the TATA-binding protein (TBP) and a group of evolutionarily conserved proteins known as TBP-associated factors or TAFs. TAFs may participate in basal transcription, serve as coactivators, function in promoter recognition or modify general transcription factors (GTFs) to facilitate complex assembly and transcription initiation. This gene encodes one of the smaller subunits of TFIID that binds weakly to TBP but strongly to TAF1, the largest subunit of TFIID. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jun 2010]

No of splice variants

17 in total
0 with predicted TM region
0 with predicted signal peptide

SUBCELLULAR LOCATION SUMMARY

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Main location(s)

Nucleus

Additional location(s)

Cytoplasm 

Staining summary

Staining of nucleus and cytoplasm in all three cell lines.

Reliability (Single)

Antibodies in assay

HPA006566
 

NORMAL TISSUE & ORGAN SUMMARY

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Staining summary

Normal cells showed moderate to strong cytoplasmic and nuclear immunoreactivity. Squamous epithelium exhibited weak staining.

Tissue specificity

Staining in 62 out of 64 cell types

Reliability (Single)

Antibodies in assay

HPA006566
 

Organ

No of cell types

Antibody staining

CNS (brain) 8
Hematopoietic (blood) 8
Liver and pancreas 5
Digestive (GI-tract) 11
Respiratory (lung) 4
Cardiovascular 1
Female tissues 10
Placenta 2
Male tissues 5
Urinary tract (kidney) 3
Skin and soft tissues 4
Endocrine tissues 3

Level of antibody staining





Strong
Moderate
Weak
Negative

CANCER TISSUE SUMMARY

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Staining summary

Antibody staining in 81% of the cancers

Antibodies in assay

HPA006566
 

Tissue

Cancer staining

Normal tissue
staining

Breast cancer
 
Cervical cancer
 
 
Colorectal cancer
 
 
Endometrial cancer
 
 
Head and neck cancer
 
 
Liver cancer
 
 
Lung cancer
 
 
Malignant carcinoid
 
Malignant glioma
 
 
 
Malignant lymphoma
 
 
 
 

Tissue

Cancer staining

Normal tissue
staining

Malignant melanoma
 
Ovarian cancer
 
Pancreatic cancer
 
Prostate cancer
 
Renal cancer
 
Skin cancer
 
 
Stomach cancer
 
 
Testis cancer
 
Thyroid cancer
 
Urothelial cancer
 

Level of antibody staining





Strong
Moderate
Weak
Negative

CELL LINE SUMMARY

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RNA level category

Medium
 

Cell line

Cell origin

RNA abundance

IH staining

IF intensity

HPA006566

HPA006566

A-431 Skin Low
Strong
U-2 OS Bone Medium
Strong
U-251 MG Brain Low
Strong

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

HPA006566 pAb