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GENE AND PROTEIN SUMMARY

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Gene name

FGFR1

Description

fibroblast growth factor receptor 1

Protein class

Candidate cancer biomarkers, CD markers, Enzymes, Kinases, Mapped to UniProt SWISS-PROT, Mutated genes in cancer, Potential transmembrane proteins, Potentially secreted proteins

Protein evidence

Medium

Entrez gene summary

The protein encoded by this gene is a member of the fibroblast growth factor receptor (FGFR) family, where amino acid sequence is highly conserved between members and throughout evolution. FGFR family members differ from one another in their ligand affinities and tissue distribution. A full-length representative protein consists of an extracellular region, composed of three immunoglobulin-like domains, a single hydrophobic membrane-spanning segment and a cytoplasmic tyrosine kinase domain. The extracellular portion of the protein interacts with fibroblast growth factors, setting in motion a cascade of downstream signals, ultimately influencing mitogenesis and differentiation. This particular family member binds both acidic and basic fibroblast growth factors and is involved in limb induction. Mutations in this gene have been associated with Pfeiffer syndrome, Jackson-Weiss syndrome, Antley-Bixler syndrome, osteoglophonic dysplasia, and autosomal dominant Kallmann syndrome 2. Chromosomal aberrations involving this gene are associated with stem cell myeloproliferative disorder and stem cell leukemia lymphoma syndrome. Alternatively spliced variants which encode different protein isoforms have been described; however, not all variants have been fully characterized. [provided by RefSeq, Jul 2008]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

22 in total
11 with predicted TM region
17 with predicted signal peptide

SUBCELLULAR LOCATION SUMMARY

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Pending subcellular analysis

NORMAL TISSUE & ORGAN SUMMARY

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Staining summary

Most normal tissues displayed moderate cytoplasmic and nuclear positivity with occasional membranous staining. Respiratory epithelia, gall bladder, placental trophoblasts, fallopian tube, Purkinje cells, megakaryocytes and smooth muscle cells were strongly stained. Liver and lymphoid tissue were generally weakly stained.

Tissue specificity

Staining in 69 out of 80 cell types

Reliability (Single)

Antibodies in assay

CAB033614
 

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 11
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 85% of the cancers

Antibodies in assay

CAB033614
 

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

A-431 Skin Medium

-

-

A-549 Lung High

-

-

CACO-2 Colon High

-

-

HEK 293 Embryonal kidney High

-

-

HeLa Cervix Medium

-

-

Hep-G2 Liver High

-

-

MCF-7 Pleural effusion Medium

-

-

PC-3 Bone marrow High

-

-

RT-4 Urinary bladder Low

-

-

U-2 OS Bone High

-

-

U-251 MG Brain High

-

-

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

CAB033614 mAb