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GENE AND PROTEIN SUMMARY

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Gene name

FGA

Description

fibrinogen alpha chain

Protein class

Candidate cancer biomarkers, Candidate cardiovascular disease genes, Mapped to UniProt SWISS-PROT, Plasma proteins, Potentially secreted proteins

Protein evidence

Medium

Entrez gene summary

The protein encoded by this gene is the alpha component of fibrinogen, a blood-borne glycoprotein comprised of three pairs of nonidentical polypeptide chains. Following vascular injury, fibrinogen is cleaved by thrombin to form fibrin which is the most abundant component of blood clots. In addition, various cleavage products of fibrinogen and fibrin regulate cell adhesion and spreading, display vasoconstrictor and chemotactic activities, and are mitogens for several cell types. Mutations in this gene lead to several disorders, including dysfibrinogenemia, hypofibrinogenemia, afibrinogenemia and renal amyloidosis. Alternative splicing results in two isoforms which vary in the carboxy-terminus. [provided by RefSeq, Jul 2008]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

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

SUBCELLULAR LOCATION SUMMARY

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Main location(s)

Additional location(s)

 

Staining summary

No staining was observed in any of the three cell lines.

Reliability (Single)

Antibodies in assay

CAB016776
 

NORMAL TISSUE & ORGAN SUMMARY

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Staining summary

Fibrous stroma and extracellular material were distinctly stained. A fraction of cells in squamous epithelia, urothelium, kidney and endometrium showed moderate cytoplasmic positivity whereas Leydig cells were strongly stained. Remaining normal cells were generally negative.

Tissue specificity

Staining in 28 out of 77 cell types

Reliability (Single)

Antibodies in assay

CAB016776
 

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 12
Placenta 2
Male tissues 5
Urinary tract (kidney) 3
Skin and soft tissues 10
Endocrine tissues 3

Level of antibody staining





Strong
Moderate
Weak
Negative

CANCER TISSUE SUMMARY

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Staining summary

Antibody staining in 29% of the cancers

Antibodies in assay

CAB016776
 

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

CAB016776

CAB016776

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

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

CAB016776 mAb