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GENE AND PROTEIN SUMMARY

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Gene name

NSMAF

Description

neutral sphingomyelinase (N-SMase) activation associated factor

Protein class

Mapped to UniProt SWISS-PROT

Protein evidence

Medium

Entrez gene summary

This gene encodes a WD-repeat protein that binds the cytoplasmic sphingomyelinase activation domain of the 55kD tumor necrosis factor receptor. This protein is required for TNF-mediated activation of neutral sphingomyelinase and may play a role in regulating TNF-induced cellular responses such as inflammation. Alternative splicing results in multiple transcript variants.[provided by RefSeq, Jan 2009]

External links

Ensembl, UniProt, Entrez gene, neXtProt, Antibodypedia

No of splice variants

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

SUBCELLULAR LOCATION SUMMARY

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Main location(s)

Nucleoli

Additional location(s)

Nucleus, Cytoplasm, Golgi apparatus 

Staining summary

Localized to nucleolus.

Reliability (APE)

Low

Antibodies in assay

HPA023067, HPA023148, HPA023151
 

NORMAL TISSUE & ORGAN SUMMARY

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Expression summary

Ubiquitous nuclear and/or cytoplasmic expression.

Tissue specificity

Expressed in 73 out of 81 cell types

Reliability (APE)

Low

Antibodies in assay

HPA023067, HPA023148, HPA023151
 

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 68% of the cancers

Antibodies in assay

HPA023067, HPA023148, HPA023151
 

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

HPA023067

HPA023148

HPA023151

HPA023067

HPA023148

HPA023151

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

ANTIBODY SUMMARY

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Antibody

Clonality

Validation

HPA023067 pAb
HPA023148 pAb
HPA023151 pAb