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Field

Term
Gene name

Class

Subclass

Chromosome

External id

In atlas

Reliability

Reliability

Reliability

Validation

Method

Validation

Method

Validation

Method

Validation

Location

Searches

Tissue

Cell type

Expression

Tissue

Specificity

Cell line

Specificity

Cancer

Specificity

Tissue

Detectable

Cell line

Detectable

Cancer

Detectable

Cancer

Prognosis

Category

Score

Score

Score

Antibodies

Column

 
 
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DEF6
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    TISSUE

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    CELL

  • PATHOLOGY

PATHOLOGY ATLAS

GENE/PROTEIN

Antibody validation

Dictionary

Level of antibody staining/expression





High
Medium
Low
Not detected

GENERAL INFORMATION

Gene name

DEF6

Gene description

DEF6 guanine nucleotide exchange factor

Protein class

Predicted intracellular proteins

Predicted localization

Intracellular

Number of transcripts

2
SHOW MORE

HUMAN PROTEIN ATLAS INFORMATION

RNA category

TCGA (cancer tissue):Expressed in all
HPA (cell line):Cell line enhanced (U-937)
HPA (normal tissue):Mixed

Protein evidence

Evidence at protein level

Protein expression
normal tissue

Cytoplasmic expression in immune cells.

ANTIBODY IHC RELIABILITY

Data reliability
description

Antibody staining mainly consistent with RNA expression data.

Reliability score

Supported based on 2 antibodies.
HPA038975 , HPA038976
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PROGNOSTIC SUMMARY

Prognostic marker in renal cancer (unfavourable), breast cancer (favourable), cervical cancer (favourable), colorectal cancer (unfavourable) and endometrial cancer (favourable).
Renal cancer p<0.001
Breast cancer p<0.001
Cervical cancer p<0.001
Colorectal cancer p<0.001
Endometrial cancer p<0.001
Show all

RNA EXPRESSION OVERVIEW

TCGA dataset
RNA cancer category: Expressed in all

PROTEIN EXPRESSION

Colorectal cancer
Breast cancer
Prostate cancer
Lung cancer
Lymphoma

STAINING SUMMARY

HPA038975
HPA038976

Cancer

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
 
 
 

Cancer

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
 

Staining summary

Most of the malignancies showed weak to moderate cytoplasmic and/or membranous positivity. A few endometrial and pancreatic cancers were strongly stained. Several malignant melanomas, squamous cell carcinomas and thyroid cancers were negative.

Cancer

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
 
 
 

Cancer

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
 

Staining summary

Non-Hodgkin's lymphomas showed moderate to strong cytoplasmic and membranous staining. Remaining malignant cells were in general negative. Inflammatory cells in stroma were distinctly stained.

GENE INFORMATION

Gene name

DEF6 (HGNC Symbol)

Synonyms

IBP, SLAT, SWAP70L

Description

DEF6 guanine nucleotide exchange factor (HGNC Symbol)

Entrez gene summary

DEF6, or IBP, is a guanine nucleotide exchange factor (GEF) for RAC (MIM 602048) and CDC42 (MIM 116952) that is highly expressed in B and T cells (Gupta et al., 2003 [PubMed 12923183]).[supplied by OMIM, Mar 2008]

Chromosome

6

Cytoband

p21.31

Chromosome location (bp)

35297852 - 35321771

Protein evidence

Evidence at protein level (all genes)

Ensembl

ENSG00000023892 (version 83.38)

Entrez gene

50619

UniProt

Q9H4E7 (UniProt - Evidence at protein level)

neXtProt

NX_Q9H4E7

Antibodypedia

DEF6 antibodies

PROTEIN BROWSER

DEF6-001
DEF6-002

PROTEIN INFORMATION

Splice variant

UniProt

Protein class

Gene ontology

Length & mass

Signal peptide
(predicted)

Transmembrane regions
(predicted)

DEF6-001
ENSP00000319831
ENST00000316637
Q9H4E7 [Direct mapping]
Differentially expressed in FDCP 6 homolog
Show all
Predicted intracellular proteins
Protein evidence (Kim et al 2014)
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005515 [protein binding]
GO:0005634 [nucleus]
GO:0005737 [cytoplasm]
GO:0005886 [plasma membrane]
GO:0016020 [membrane]
Show all
631 aa
73.9 kDa
No 0
DEF6-002
ENSP00000415357
ENST00000444278
H0Y7V7 [Direct mapping]
Differentially-expressed in FDCP 6 homolog
Show all
Predicted intracellular proteins
Protein evidence (Ezkurdia et al 2014)
Show all
129 aa
14.7 kDa
No 0

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