Fields »

GENE AND PROTEIN SUMMARY

? »

Gene name

PIK3R3

Description

phosphoinositide-3-kinase, regulatory subunit 3 (gamma)

Protein class

Candidate cancer biomarkers, Mapped to UniProt SWISS-PROT, SH2-domain containing proteins

Protein evidence

High

Entrez gene summary

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

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

SUBCELLULAR LOCATION SUMMARY

? »

Show image »

Main location(s)

Cytoplasm

Additional location(s)

Nucleus but not nucleoli, Cytoskeleton (Intermediate filaments) 

Staining summary

Staining of cytoplasm in all three cell lines with additional staining of nucleus in U-251 MG and cytoskeleton (intermediate filaments) in U-2 OS.

Reliability (Single)

Antibodies in assay

HPA005751
 

NORMAL TISSUE & ORGAN SUMMARY

? »

Show image »

Staining summary

Most normal tissues showed weak to moderate cytoplasmic immunoreactivity. Strong staining was observed in pancreatic islets, in cells of seminiferus ducts and in renal glomeruli. Muscle cells were negative. In lymphoid tissues, a granular pattern was observed.

Tissue specificity

Staining in 63 out of 78 cell types

Reliability (Single)

Antibodies in assay

HPA005751
 

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 1
Male tissues 5
Urinary tract (kidney) 3
Skin and soft tissues 12
Endocrine tissues 3

Level of antibody staining





Strong
Moderate
Weak
Negative

CANCER TISSUE SUMMARY

? »

Staining summary

Antibody staining in 80% of the cancers

Antibodies in assay

HPA005751
 

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

? »

RNA evidence

High
 

Cell line

Cell origin

RNA abundance

IH staining

IF intensity

HPA005751

HPA005751

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

ANTIBODY SUMMARY

? »

Antibody

Clonality

Validation

HPA005751 pAb