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GENE AND PROTEIN SUMMARY

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Gene name

PTGES

Description

prostaglandin E synthase

Protein class

Enzymes, Mapped to UniProt SWISS-PROT, Potential transmembrane proteins

Protein evidence

High

Entrez gene summary

The protein encoded by this gene is a glutathione-dependent prostaglandin E synthase. The expression of this gene has been shown to be induced by proinflammatory cytokine interleukin 1 beta (IL1B). Its expression can also be induced by tumor suppressor protein TP53, and may be involved in TP53 induced apoptosis. Knockout studies in mice suggest that this gene may contribute to the pathogenesis of collagen-induced arthritis and mediate acute pain during inflammatory responses. [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
0 with predicted signal peptide

SUBCELLULAR LOCATION SUMMARY

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Main location(s)

Cytoplasm

Additional location(s)

 

Staining summary

Granular staining of cytoplasm in U-2 OS.

Reliability (Single)

Antibodies in assay

HPA045064
 

NORMAL TISSUE & ORGAN SUMMARY

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Staining summary

Strong cytoplasmic positivity was observed in testis, urinary bladder, keratinized squamous epithelia, decidual cells and most male genitalia. Airway epithelium, stomach, duodenum, adrenal gland, trophoblastic cells and fractions of cells in breast showed moderate positivity. Remaining normal tissues were in general weakly stained or negative.

Tissue specificity

Staining in 38 out of 76 cell types

Reliability (Single)

Antibodies in assay

HPA045064
 

Organ

No of cell types

Antibody staining

CNS (brain) 11
Hematopoietic (blood) 7
Liver and pancreas 5
Digestive (GI-tract) 13
Respiratory (lung) 4
Cardiovascular 1
Female tissues 11
Placenta 2
Male tissues 5
Urinary tract (kidney) 3
Skin and soft tissues 11
Endocrine tissues 3

Level of antibody staining





Strong
Moderate
Weak
Negative

CANCER TISSUE SUMMARY

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Staining summary

Antibody staining in 39% of the cancers

Antibodies in assay

HPA045064
 

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

HPA045064

HPA045064

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

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

HPA045064 pAb