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GENE AND PROTEIN SUMMARY

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Gene name

IL13RA1

Description

interleukin 13 receptor, alpha 1

Protein class

CD markers, Mapped to UniProt SWISS-PROT, Potential transmembrane proteins, Potentially secreted proteins

Protein evidence

High

Entrez gene summary

The protein encoded by this gene is a subunit of the interleukin 13 receptor. This subunit forms a receptor complex with IL4 receptor alpha, a subunit shared by IL13 and IL4 receptors. This subunit serves as a primary IL13-binding subunit of the IL13 receptor, and may also be a component of IL4 receptors. This protein has been shown to bind tyrosine kinase TYK2, and thus may mediate the signaling processes that lead to the activation of JAK1, STAT3 and STAT6 induced by IL13 and IL4. [provided by RefSeq, Jul 2008]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

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

SUBCELLULAR LOCATION SUMMARY

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Main location(s)

Vesicles

Additional location(s)

Nucleus but not nucleoli 

Staining summary

Staining of vesicles in all three cell lines with additional staining of nucleus in A-431 and U-2 OS.

Reliability (Single)

Antibodies in assay

HPA001587
 

NORMAL TISSUE & ORGAN SUMMARY

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Expression summary

Ubiquitous, mainly nuclear expression.

Tissue specificity

Expressed in 74 out of 80 cell types

Reliability (APE)

Medium

Antibodies in assay

HPA001008, HPA001587
 

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 11
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 76% of the cancers

Antibodies in assay

HPA001008, HPA001587
 

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

High
 

Cell line

Cell origin

RNA abundance

IH staining

IF intensity

HPA001587

HPA001587

A-431 Skin Medium
Weak
A-549 Lung High
CACO-2 Colon Medium
HEK 293 Embryonal kidney Medium
HeLa Cervix Medium
Hep-G2 Liver High
MCF-7 Pleural effusion High
PC-3 Bone marrow High
RT-4 Urinary bladder Medium
U-2 OS Bone Medium
Moderate
U-251 MG Brain High
Moderate

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

HPA001008 pAb
HPA001587 pAb