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GENE AND PROTEIN SUMMARY

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Gene name

CTAGE5

Description

CTAGE family, member 5

Protein class

Mapped to UniProt SWISS-PROT, Potential transmembrane proteins

Protein evidence

High

Entrez gene summary

The protein encoded by this gene is a tumor-associated antigen found in cutaneous T-cell lymphoma and several other cancers. Autoantibodies against the encoded protein have been found in some cancers. Several transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Oct 2011]

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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Main location(s)

Cytoplasm, Mitochondria

Additional location(s)

 

Staining summary

Staining of cytoplasm in U-2 OS and staining of mitochondria and cytoplasm in A-431.

Reliability (Single)

Antibodies in assay

HPA000922
 

NORMAL TISSUE & ORGAN SUMMARY

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Expression summary

Cytoplasmic expression in most tissues, most abundant in glandular and neuronal cells. Caution: Based on antibodies targeting proteins from multiple genes.

Tissue specificity

Expressed in 61 out of 82 cell types

Reliability (APE)

Medium

Antibodies in assay

HPA000387, HPA000922
 

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 13
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 78% of the cancers

Antibodies in assay

HPA000387, HPA000922
 

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

HPA000387

HPA000922

HPA000922

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

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

Also mapped to

HPA000387 pAb
CTAGE1 (82%), CTAGE4 (84%), CTAGE8 (84%), CTAGE9 (84%), RP11-407N17.3 (100%)
HPA000922 pAb
CTAGE1 (89%), CTAGE4 (82%), CTAGE8 (82%), CTAGE9 (81%), RP11-407N17.3 (100%)