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GENE AND PROTEIN SUMMARY

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Gene name

KCNQ5

Description

potassium voltage-gated channel, KQT-like subfamily, member 5

Protein class

Mapped to UniProt SWISS-PROT, Potential transmembrane proteins, Voltage-gated ion channels

Protein evidence

Medium

Entrez gene summary

This gene is a member of the KCNQ potassium channel gene family that is differentially expressed in subregions of the brain and in skeletal muscle. The protein encoded by this gene yields currents that activate slowly with depolarization and can form heteromeric channels with the protein encoded by the KCNQ3 gene. Currents expressed from this protein have voltage dependences and inhibitor sensitivities in common with M-currents. They are also inhibited by M1 muscarinic receptor activation. Multiple transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, May 2009]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

11 in total
9 with predicted TM region
0 with predicted signal peptide

SUBCELLULAR LOCATION SUMMARY

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Pending subcellular analysis

NORMAL TISSUE & ORGAN SUMMARY

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Show image »

Staining summary

Most normal tissues showed cytoplasmic and occasional nuclear positivity at variable intensity. Strong immunoreactivity in neurons, bronchus, spleen and glandular cells of stomach. Alveolar cells, exocrine pancreas, salivary gland, bile ducts, endometrium and decidual cells were virtually negative.

Tissue specificity

Staining in 35 out of 80 cell types

Reliability (Single)

Antibodies in assay

HPA016655
 

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 11
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 21% of the cancers

Antibodies in assay

HPA016655
 

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

Medium
 

Cell line

Cell origin

RNA abundance

IH staining

IF intensity

HPA016655

 

A-431 Skin Low

-

A-549 Lung Low

-

CACO-2 Colon Not detected

-

HEK 293 Embryonal kidney Medium

-

HeLa Cervix Not detected

-

Hep-G2 Liver Not detected

-

MCF-7 Pleural effusion Low

-

PC-3 Bone marrow Low

-

RT-4 Urinary bladder Not detected

-

U-2 OS Bone Medium

-

U-251 MG Brain Medium

-

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

HPA016655 pAb