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GENE AND PROTEIN SUMMARY

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Gene name

MAPK8IP2

Description

mitogen-activated protein kinase 8 interacting protein 2

Protein class

Mapped to UniProt SWISS-PROT, Potentially secreted proteins, SH3-domain containing proteins

Protein evidence

Medium

Entrez gene summary

The protein encoded by this gene is closely related to MAPK8IP1/IB1/JIP-1, a scaffold protein that is involved in the c-Jun amino-terminal kinase signaling pathway. This protein is expressed in brain and pancreatic cells. It has been shown to interact with, and regulate the activity of MAPK8/JNK1, and MAP2K7/MKK7 kinases. This protein thus is thought to function as a regulator of signal transduction by protein kinase cascade in brain and pancreatic beta-cells. Alternatively spliced transcript variants encoding distinct isoforms have been reported for this gene. [provided by RefSeq, Jul 2008]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

6 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)

 

Staining summary

Staining of nucleus in all three cell lines.

Reliability (Single)

Antibodies in assay

HPA034780
 

NORMAL TISSUE & ORGAN SUMMARY

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Staining summary

Most normal tissues showed weak to moderate cytoplasmic positivity. Gastrointestinal glands, Purkinje cells and renal tubules showed strong cytoplasmic staining. A majority of smooth muscle, lymphoid and glial cells were negative.

Tissue specificity

Staining in 68 out of 79 cell types

Reliability (Single)

Antibodies in assay

HPA034780
 

Organ

No of cell types

Antibody staining

CNS (brain) 11
Hematopoietic (blood) 7
Liver and pancreas 5
Digestive (GI-tract) 12
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 74% of the cancers

Antibodies in assay

HPA034780
 

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

 

HPA034780

A-431 Skin Low

-

Strong
A-549 Lung Low

-

CACO-2 Colon Low

-

HEK 293 Embryonal kidney Medium

-

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

-

Weak
U-251 MG Brain Low

-

Weak

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

HPA034780 pAb