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GENE AND PROTEIN SUMMARY

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Gene name

ATP12A

Description

ATPase, H+/K+ transporting, nongastric, alpha polypeptide

Protein class

Enzymes, Mapped to UniProt SWISS-PROT, Potential transmembrane proteins

Protein evidence

High

Entrez gene summary

The protein encoded by this gene belongs to the family of P-type cation transport ATPases. This gene encodes a catalytic subunit of the ouabain-sensitive H+/K+ -ATPase that catalyzes the hydrolysis of ATP coupled with the exchange of H(+) and K(+) ions across the plasma membrane. It is also responsible for potassium absorption in various tissues. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Jun 2010]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

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

SUBCELLULAR LOCATION SUMMARY

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Main location(s)

Cytoplasm

Additional location(s)

 

Staining summary

Staining of cytoplasm in U-251 MG and U-2 OS.

Reliability (Single)

Antibodies in assay

HPA039526
 

NORMAL TISSUE & ORGAN SUMMARY

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Staining summary

Strong luminal membranous positivity was observed in small intestine and a subset of renal tubules. A fraction of cells in superficial layers of squamous epithelia showed strong cytoplasmic staining. Smooth muscle cells showed moderate cytoplasmic positivity. Remaining normal tissues were weakly stained or negative.

Tissue specificity

Staining in 24 out of 81 cell types

Reliability (Single)

Antibodies in assay

HPA039526
 

Organ

No of cell types

Antibody staining

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 antibody staining





Strong
Moderate
Weak
Negative

CANCER TISSUE SUMMARY

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Staining summary

Antibody staining in 4% of the cancers

Antibodies in assay

HPA039526
 

Tissue

Cancer staining

Normal tissue
staining

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

Tissue

Cancer staining

Normal tissue
staining

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

 

HPA039526

A-431 Skin Not detected

-

Negative
A-549 Lung Not detected

-

CACO-2 Colon Not detected

-

HEK 293 Embryonal kidney Low

-

HeLa Cervix Not detected

-

Hep-G2 Liver Not detected

-

MCF-7 Pleural effusion Not detected

-

PC-3 Bone marrow Not detected

-

RT-4 Urinary bladder Not detected

-

U-2 OS Bone Not detected

-

Weak
U-251 MG Brain Not detected

-

Weak

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

HPA039526 pAb