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GENE AND PROTEIN SUMMARY

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Gene name

ACO1

Description

aconitase 1, soluble

Protein class

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

Protein evidence

High

Entrez gene summary

Aconitase 1, also known as iron regulatory element binding protein 1 (IREB1), is a cytosolic protein which binds to iron-responsive elements (IREs). IREs are stem-loop structures found in the 5' UTR of ferritin mRNA, and in the 3' UTR of transferrin receptor mRNA. The iron-induced binding to the IRE results in repression of translation of ferritin mRNA, and inhibition of degradation of the otherwise rapidly degrading transferrin receptor mRNA. Thus, IREB1 plays a central role in cellular iron homeostasis. It was also shown to have aconitase activity, and hence grouped with the aconitase family of enzymes. [provided by RefSeq, Jul 2008]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

4 in total
0 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

Localized to the cytoplasm and mitochondria.

Reliability (APE)

Medium

Antibodies in assay

HPA019371, HPA024157
 

NORMAL TISSUE & ORGAN SUMMARY

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Expression summary

Cytoplasmic expression in essentially all cells except in lymphoid cells, glial cells and squamous epithelium.

Tissue specificity

Expressed in 48 out of 83 cell types

Reliability (APE)

High

Antibodies in assay

HPA019371, HPA024157
 

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 15
Endocrine tissues 3

Level of annotated protein expression





High
Medium
Low
None

CANCER TISSUE SUMMARY

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Staining summary

Antibody staining in 42% of the cancers

Antibodies in assay

HPA019371, HPA024157
 

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

HPA024157

HPA019371

HPA024157

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

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

HPA019371 pAb
HPA024157 pAb