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GENE AND PROTEIN SUMMARY

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Gene name

DUOX1

Description

dual oxidase 1

Protein class

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

Protein evidence

Medium

Entrez gene summary

The protein encoded by this gene is a glycoprotein and a member of the NADPH oxidase family. The synthesis of thyroid hormone is catalyzed by a protein complex located at the apical membrane of thyroid follicular cells. This complex contains an iodide transporter, thyroperoxidase, and a peroxide generating system that includes proteins encoded by this gene and the similar DUOX2 gene. This protein is known as dual oxidase because it has both a peroxidase homology domain and a gp91phox domain. This protein generates hydrogen peroxide and thereby plays a role in the activity of thyroid peroxidase, lactoperoxidase, and in lactoperoxidase-mediated antimicrobial defense at mucosal surfaces. Two alternatively spliced transcript variants encoding the same protein have been described for this gene. [provided by RefSeq, Jul 2012]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

6 in total
4 with predicted TM region
6 with predicted signal peptide

SUBCELLULAR LOCATION SUMMARY

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Main location(s)

Nucleoli

Additional location(s)

 

Staining summary

Staining of nucleoli in U-251 MG and U-2 OS.

Reliability (Single)

Antibodies in assay

HPA023544
 

NORMAL TISSUE & ORGAN SUMMARY

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Staining summary

Strong cytoplasmic staining was seen in urothelium, gall bladder and gastric parietal cells. The thyroid gland, ovarian follicles and subsets of neuronal cells showed moderate positivity. Remaining normal cells were negative.

Tissue specificity

Staining in 24 out of 82 cell types

Reliability (Single)

Antibodies in assay

HPA023544
 

Organ

No of cell types

Antibody staining

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 antibody staining





Strong
Moderate
Weak
Negative

CANCER TISSUE SUMMARY

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Staining summary

Antibody staining in 2% of the cancers

Antibodies in assay

HPA023544
 

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

High
 

Cell line

Cell origin

RNA abundance

IH staining

IF intensity

HPA023544

HPA023544

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

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

HPA023544 pAb