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GENE AND PROTEIN SUMMARY

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Gene name

GNGT1

Description

guanine nucleotide binding protein (G protein), gamma transducing activity polypeptide 1

Protein class

Mapped to UniProt SWISS-PROT

Protein evidence

Only RNA

Entrez gene summary

Heterotrimeric guanine nucleotide-binding proteins (G proteins) transduce extracellular signals received by transmembrane receptors to effector proteins. Transducin is a guanine nucleotide-binding protein found specifically in rod outer segments, where it mediates activation by rhodopsin of a cyclic GTP-specific (guanosine monophosphate) phosphodiesterase. Transducin is also referred to as GMPase. GNGT1 encodes the gamma subunit of transducin (Hurley et al., 1984 [PubMed 6438626]; Scherer et al., 1996 [PubMed 8661128]).[supplied by OMIM, Mar 2008]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

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

SUBCELLULAR LOCATION SUMMARY

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Main location(s)

Nucleus

Additional location(s)

Nucleoli, Cytoplasm 

Staining summary

Staining of nucleus in all three cell lines with additional staining of cytoplasm in U-2 OS and cytoplasm as well as nucleoli in A-431.

Reliability (Single)

Antibodies in assay

HPA042721
 

NORMAL TISSUE & ORGAN SUMMARY

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Staining summary

Strong cytoplasmic positivity was observed in a subset of renal tubules. Stomach and a fraction of endometrial glands showed moderate membranous staining. Remaining normal tissues along with stroma were negative.

Tissue specificity

Staining in 6 out of 78 cell types

Reliability (Single)

Antibodies in assay

HPA042721
 

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 11
Endocrine tissues 3

Level of antibody staining





Strong
Moderate
Weak
Negative

CANCER TISSUE SUMMARY

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Staining summary

Antibody staining in 11% of the cancers

Antibodies in assay

HPA042721
 

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

Low
 

Cell line

Cell origin

RNA abundance

IH staining

IF intensity

HPA042721

HPA042721

A-431 Skin Low
Weak
A-549 Lung Not detected
CACO-2 Colon Not detected
HEK 293 Embryonal kidney Not detected
HeLa Cervix Low
Hep-G2 Liver Not detected

-

MCF-7 Pleural effusion Not detected
PC-3 Bone marrow Not detected
RT-4 Urinary bladder Low
U-2 OS Bone Low
Weak
U-251 MG Brain Not detected
Weak

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

HPA042721 pAb