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GENE AND PROTEIN SUMMARY

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Gene name

POU5F1

Description

POU class 5 homeobox 1

Protein class

Mapped to UniProt SWISS-PROT, Mutated genes in cancer, Transcription factors

Protein evidence

High

Entrez gene summary

This gene encodes a transcription factor containing a POU homeodomain. This transcription factor plays a role in embryonic development, especially during early embryogenesis, and it is necessary for embryonic stem cell pluripotency. A translocation of this gene with the Ewing's sarcoma gene, t(6;22)(p21;q12), has been linked to tumor formation. Alternative splicing, as well as usage of alternative translation initiation codons, results in multiple isoforms, one of which initiates at a non-AUG (CUG) start codon. Related pseudogenes have been identified on chromosomes 1, 3, 8, 10, and 12. [provided by RefSeq, Mar 2010]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

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

SUBCELLULAR LOCATION SUMMARY

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Main location(s)

Nucleus but not nucleoli

Additional location(s)

Cytoplasm 

Staining summary

Staining of nucleus and cytoplasm in A-431.

Reliability (Single)

Antibodies in assay

CAB026380
 

NORMAL TISSUE & ORGAN SUMMARY

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Expression summary

Ubiquitous nuclear expression.

Tissue specificity

Expressed in 81 out of 81 cell types

Reliability (APE)

High

Antibodies in assay

CAB025600, CAB026380
 

Organ

No of cell types

Protein expression

CNS (brain) 11
Hematopoietic (blood) 8
Liver and pancreas 5
Digestive (GI-tract) 13
Respiratory (lung) 4
Cardiovascular 1
Female tissues 12
Placenta 2
Male tissues 5
Urinary tract (kidney) 3
Skin and soft tissues 14
Endocrine tissues 3

Level of annotated protein expression





High
Medium
Low
None

CANCER TISSUE SUMMARY

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Staining summary

Antibody staining in 94% of the cancers

Antibodies in assay

CAB025600, CAB026380
 

Tissue

Cancer staining

Protein
expression of
normal tissue

Breast cancer
 
Carcinoid
 
Cervical cancer
 
 
Colorectal cancer
 
 
Endometrial cancer
 
 
Glioma
 
Head and neck cancer
 
 
Liver cancer
 
 
Lung cancer
 
 
Lymphoma
 
 
 

Tissue

Cancer staining

Protein
expression of
normal tissue

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 evidence

Low
 

Cell line

Cell origin

RNA abundance

IH staining

IF intensity

CAB025600

CAB026380

CAB026380

A-431 Skin Low
Moderate
A-549 Lung Low
CACO-2 Colon Not detected
HEK 293 Embryonal kidney Low
HeLa Cervix Low
Hep-G2 Liver Low
MCF-7 Pleural effusion Low
PC-3 Bone marrow Low
RT-4 Urinary bladder Low
U-2 OS Bone Low
U-251 MG Brain Low

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

CAB025600 mAb
CAB026380 msAb