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GENE AND PROTEIN SUMMARY

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Gene name

PA2G4

Description

proliferation-associated 2G4, 38kDa

Protein class

Mapped to UniProt SWISS-PROT, Peptidases

Protein evidence

High

Entrez gene summary

This gene encodes an RNA-binding protein that is involved in growth regulation. This protein is present in pre-ribosomal ribonucleoprotein complexes and may be involved in ribosome assembly and the regulation of intermediate and late steps of rRNA processing. This protein can interact with the cytoplasmic domain of the ErbB3 receptor and may contribute to transducing growth regulatory signals. This protein is also a transcriptional co-repressor of androgen receptor-regulated genes and other cell cycle regulatory genes through its interactions with histone deacetylases. This protein has been implicated in growth inhibition and the induction of differentiation of human cancer cells. Six pseudogenes, located on chromosomes 3, 6, 9, 18, 20 and X, have been identified. [provided by RefSeq, Jul 2008]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

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

SUBCELLULAR LOCATION SUMMARY

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Main location(s)

Nucleus but not nucleoli, Cytoplasm

Additional location(s)

 

Staining summary

Localized to nucleus and cytoplasm.

Reliability (APE)

High

Antibodies in assay

CAB011711, CAB012428, HPA016484
 

NORMAL TISSUE & ORGAN SUMMARY

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Expression summary

Ubiquitous cytoplasmic expression.

Tissue specificity

Expressed in 81 out of 81 cell types

Reliability (APE)

High

Antibodies in assay

CAB011711, CAB012428, HPA016484
 

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 13
Endocrine tissues 3

Level of annotated protein expression





High
Medium
Low
None

CANCER TISSUE SUMMARY

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Staining summary

Antibody staining in 95% of the cancers

Antibodies in assay

CAB011711, CAB012428, HPA016484
 

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

CAB011711

CAB012428

HPA016484

CAB011711

CAB012428

HPA016484

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

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

CAB011711 msAb
CAB012428 msAb
HPA016484 pAb