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GENE AND PROTEIN SUMMARY

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Gene name

PCDHGA3

Description

protocadherin gamma subfamily A, 3

Protein class

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

Protein evidence

Low

Entrez gene summary

This gene is a member of the protocadherin gamma gene cluster, one of three related clusters tandemly linked on chromosome five. These gene clusters have an immunoglobulin-like organization, suggesting that a novel mechanism may be involved in their regulation and expression. The gamma gene cluster includes 22 genes divided into 3 subfamilies. Subfamily A contains 12 genes, subfamily B contains 7 genes and 2 pseudogenes, and the more distantly related subfamily C contains 3 genes. The tandem array of 22 large, variable region exons are followed by a constant region, containing 3 exons shared by all genes in the cluster. Each variable region exon encodes the extracellular region, which includes 6 cadherin ectodomains and a transmembrane region. The constant region exons encode the common cytoplasmic region. These neural cadherin-like cell adhesion proteins most likely play a critical role in the establishment and function of specific cell-cell connections in the brain. Alternative splicing has been described for the gamma cluster genes. [provided by RefSeq, Jul 2008]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

1 in total
1 with predicted TM region
1 with predicted signal peptide

SUBCELLULAR LOCATION SUMMARY

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Pending subcellular analysis

NORMAL TISSUE & ORGAN SUMMARY

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Staining summary

A majority of normal tissues showed weak cytoplasmic and membranous staining. Moderate positivity was observed in cells of the CNS. Distinct staining of smooth muscle in several tissues.

Tissue specificity

Staining in 74 out of 78 cell types

Reliability (Single)

Antibodies in assay

HPA008755
 

Organ

No of cell types

Antibody staining

CNS (brain) 11
Hematopoietic (blood) 8
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 12
Endocrine tissues 3

Level of antibody staining





Strong
Moderate
Weak
Negative

CANCER TISSUE SUMMARY

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Staining summary

Antibody staining in 95% of the cancers

Antibodies in assay

HPA008755
 

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

HPA008755

 

A-431 Skin Not detected

-

A-549 Lung Not detected

-

CACO-2 Colon Not detected

-

HEK 293 Embryonal kidney Not detected

-

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 Low

-

U-251 MG Brain Not detected

-

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

Also mapped to

HPA008755 pAb
PCDHGA1 (100%), PCDHGA10 (100%), PCDHGA11 (100%), PCDHGA12 (100%), PCDHGA2 (100%), PCDHGA4 (100%), PCDHGA5 (100%), PCDHGA6 (100%), PCDHGA7 (100%), PCDHGA8 (100%), PCDHGA9 (100%), PCDHGB1 (100%), PCDHGB2 (100%), PCDHGB3 (100%), PCDHGB4 (100%), PCDHGB6 (100%), PCDHGB7 (100%), PCDHGC3 (100%), PCDHGC4 (100%), PCDHGC5 (100%)