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GENE AND PROTEIN SUMMARY

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Gene name

CDCP1

Description

CUB domain containing protein 1

Protein class

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

Protein evidence

Medium

Entrez gene summary

The protein encoded by this gene is a transmembrane protein containing three extracellular CUB domains. This protein is found to be overexpressed in colon and lung cancers. Its expression level is correlated with the metastatic ability of carcinoma cells. This protein is located on the cell surface. It has been shown to be tyrosine phosphorylated in a cancer cell line. Alternatively spliced transcript variants encoding distinct isoforms have been reported. [provided by RefSeq, Jul 2008]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

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

SUBCELLULAR LOCATION SUMMARY

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Main location(s)

Nucleus but not nucleoli, Cytoskeleton (Intermediate filaments)

Additional location(s)

 

Staining summary

Localized to the nucleus or intermediate filaments.

Reliability (APE)

Very low

Antibodies in assay

HPA010978, HPA010979, CAB025637
 

NORMAL TISSUE & ORGAN SUMMARY

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Expression summary

Membranous expression in several tissues. High expression was observed in stratified epithelia, the gastrointestinal tract, male and female genitalia.

Tissue specificity

Expressed in 42 out of 80 cell types

Reliability (APE)

High

Antibodies in assay

HPA010978, HPA010979, CAB025637
 

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 1
Male tissues 5
Urinary tract (kidney) 3
Skin and soft tissues 13
Endocrine tissues 3

Level of annotated protein expression





High
Medium
Low
None

CANCER TISSUE SUMMARY

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Staining summary

Antibody staining in 70% of the cancers

Antibodies in assay

HPA010978, HPA010979, CAB025637
 

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

HPA010978

CAB025637

HPA010978

HPA010979

CAB025637

A-431 Skin High
WeakWeakNegative
A-549 Lung Medium
CACO-2 Colon Medium
HEK 293 Embryonal kidney Low
HeLa Cervix Medium
Hep-G2 Liver Low
MCF-7 Pleural effusion Not detected
PC-3 Bone marrow High
RT-4 Urinary bladder High
U-2 OS Bone Low
WeakWeakNegative
U-251 MG Brain Low
WeakNegative

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

HPA010978 pAb
HPA010979 pAb
CAB025637 mAb