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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

Tissue

Detectable

Cell line

Detectable

Category

Score

Score

Score

Antibodies

Column

 
 
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RAB21
  • TISSUE

  • CELL

  • CANCER

CANCER ATLAS

GENE/PROTEIN

Antibody validation

Dictionary

Level of antibody staining/expression





High
Medium
Low
Not detected

CANCER ATLAS

Gene description

RAB21, member RAS oncogene family

Protein class

Plasma proteins, Predicted intracellular proteins

Protein evidence

Evidence at protein level
Colorectal cancer
Breast cancer
Prostate cancer
Lung cancer

STAINING SUMMARY

HPA016988
CAB037048

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
 

Staining summary

Most cancers displayed moderate cytoplasmic positivity. A few cases of skin and urothelial cancers were weakly stained.

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
 

Staining summary

Cancer cells displayed moderate to strong cytoplasmic with additional membranous staining in many cases. Several lymphomas, gliomas and lung cancers were weakly stained.

GENE INFORMATION

Gene name

RAB21 (HGNC Symbol)

Synonyms

KIAA0118

Description

RAB21, member RAS oncogene family (HGNC Symbol)

Entrez gene summary

This gene belongs to the Rab family of monomeric GTPases, which are involved in the control of cellular membrane traffic. The encoded protein plays a role in the targeted trafficking of integrins via its association with integrin alpha tails. As a consequence, the encoded protein is involved in the regulation of cell adhesion and migration. Expression of this gene is associated with a poor prognosis for glioma patients. This gene is downregulated by the tumor suppressor miR-200b, and miRNA-200b is itself downregulated in glioma tissues. [provided by RefSeq, Nov 2015]

Chromosome

12

Cytoband

q21.1

Chromosome location (bp)

71754874 - 71800285

Protein evidence

Evidence at protein level (all genes)

Ensembl

ENSG00000080371 (version 83.38)

Entrez gene

23011

UniProt

Q9UL25 (UniProt - Evidence at protein level)

neXtProt

NX_Q9UL25

Antibodypedia

RAB21 antibodies

PROTEIN BROWSER

RAB21-001

PROTEIN INFORMATION

Splice variant

UniProt

Protein class

Gene ontology

Length & mass

Signal peptide
(predicted)

Transmembrane regions
(predicted)

RAB21-001
ENSP00000261263
ENST00000261263
Q9UL25 [Direct mapping]
Ras-related protein Rab-21
A0A024RBA9 [Target identity:100%; Query identity:100%]
RAB21, member RAS oncogene family, isoform CRA_a
Show all
Predicted intracellular proteins
Plasma proteins
Protein evidence (Kim et al 2014)
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0003924 [GTPase activity]
GO:0005515 [protein binding]
GO:0005525 [GTP binding]
GO:0005622 [intracellular]
GO:0005768 [endosome]
GO:0005769 [early endosome]
GO:0005789 [endoplasmic reticulum membrane]
GO:0005802 [trans-Golgi network]
GO:0005925 [focal adhesion]
GO:0006886 [intracellular protein transport]
GO:0006913 [nucleocytoplasmic transport]
GO:0007165 [signal transduction]
GO:0007264 [small GTPase mediated signal transduction]
GO:0008089 [anterograde axon cargo transport]
GO:0009898 [cytoplasmic side of plasma membrane]
GO:0012506 [vesicle membrane]
GO:0015031 [protein transport]
GO:0016020 [membrane]
GO:0017157 [regulation of exocytosis]
GO:0019003 [GDP binding]
GO:0030516 [regulation of axon extension]
GO:0030659 [cytoplasmic vesicle membrane]
GO:0032154 [cleavage furrow]
GO:0032482 [Rab protein signal transduction]
GO:0032580 [Golgi cisterna membrane]
GO:0043005 [neuron projection]
GO:0048260 [positive regulation of receptor-mediated endocytosis]
GO:0050775 [positive regulation of dendrite morphogenesis]
GO:0070062 [extracellular exosome]
GO:0098559 [cytoplasmic side of early endosome membrane]
GO:2000643 [positive regulation of early endosome to late endosome transport]
Show all
225 aa
24.3 kDa
No 0

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