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TIAM2
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  • TIAM2
PROTEIN SUMMARY SECTION OVERVIEW GENE INFORMATION RNA DATA ANTIBODY DATA
GENERAL INFORMATIONi

General description of the gene and the encoded protein(s) using information from HGNC and Ensembl, as well as predictions made by the Human Protein Atlas project.

Gene namei

Official gene symbol, which is typically a short form of the gene name, according to HGNC.

TIAM2
Synonyms STEF
Gene descriptioni

Full gene name according to HGNC.

TIAM Rac1 associated GEF 2
Predicted locationi

All transcripts of all genes have been analyzed regarding the location(s) of corresponding protein based on prediction methods for signal peptides and transmembrane regions.

  • Genes with at least one transcript predicted to encode a secreted protein, according to prediction methods or to UniProt location data, have been further annotated and classified with the aim to determine if the corresponding protein(s) are secreted or actually retained in intracellular locations or membrane-attached.

  • Remaining genes, with no transcript predicted to encode a secreted protein, will be assigned the prediction-based location(s).

The annotated location overrules the predicted location, so that a gene encoding a predicted secreted protein that has been annotated as intracellular will have intracellular as the final location.

Intracellular
Protein evidence Evidence at protein level (all genes)
GENE INFORMATIONi

Gene information from Ensembl and Entrez, as well as links to available gene identifiers are displayed here. Information was retrieved from Ensembl if not indicated otherwise.

Chromosome 6
Cytoband
Chromosome location (bp) 154832697 - 155257723
Number of transcriptsi

Number of protein-coding transcripts from the gene as defined by Ensembl.

12
Ensembl ENSG00000146426 (version 109)
Entrez gene 26230
HGNC HGNC:11806
UniProt Q8IVF5 (UniProt - Evidence at transcript level)
neXtProt NX_Q8IVF5
GeneCards TIAM2
Antibodypedia TIAM2 antibodies


PROTEIN FUNCTION
Protein function (UniProt)i

Useful information about the protein provided by UniProt.

Modulates the activity of RHO-like proteins and connects extracellular signals to cytoskeletal activities. Acts as a GDP-dissociation stimulator protein that stimulates the GDP-GTP exchange activity of RHO-like GTPases and activates them. Mediates extracellular laminin signals to activate Rac1, contributing to neurite growth. Involved in lamellipodial formation and advancement of the growth cone of embryonic hippocampal neurons. Promotes migration of neurons in the cerebral cortex. When overexpressed, induces membrane ruffling accompanied by the accumulation of actin filaments along the altered plasma membrane (By similarity). Activates specifically RAC1, but not CDC42 and RHOA.... show less
Molecular function (UniProt)i

Keywords assigned by UniProt to proteins due to their particular molecular function.

Guanine-nucleotide releasing factor
Gene summary (Entrez)i

Useful information about the gene from Entrez

This gene encodes a guanine nucleotide exchange factor. A highly similar mouse protein specifically activates ras-related C3 botulinum substrate 1, converting this Rho-like guanosine triphosphatase (GTPase) from a guanosine diphosphate-bound inactive state to a guanosine triphosphate-bound active state. The encoded protein may play a role in neural cell development. Alternatively spliced transcript variants encoding different isoforms have been described. [provided by RefSeq, Jul 2008]... show less
PROTEIN INFORMATIONi

The protein information section displays alternative protein-coding transcripts (splice variants) encoded by this gene according to the Ensembl database.

The ENSP identifier links to the Ensembl website protein summary, while the ENST identifier links to the Ensembl website transcript summary for the selected splice variant. The data in the UniProt column can be expanded to show links to all matching UniProt identifiers for this protein.

The protein classes assigned to this protein are shown if expanding the data in the protein class column. Parent protein classes are in bold font and subclasses are listed under the parent class.

The Gene Ontology terms assigned to this protein are listed if expanding the Gene ontology column. The length of the protein (amino acid residues according to Ensembl), molecular mass (kDalton), predicted signal peptide (according to a majority of the signal peptide predictors SPOCTOPUS, SignalP 4.0, and Phobius) and the number of predicted transmembrane region(s) (according to MDM) are also reported.
Splice variant SwissProt TrEMBL Protein class Gene ontology Length & mass Signal peptide
(predicted)
Transmembrane regions
(predicted)
TIAM2-201
ENSP00000275246
ENST00000275246
Q8IVF5
[Direct mapping] Rho guanine nucleotide exchange factor TIAM2
Show all
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Mapped to neXtProt
   neXtProt - Evidence at protein level
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005085 [guanyl-nucleotide exchange factor activity]
GO:0005737 [cytoplasm]
GO:0005829 [cytosol]
GO:0007165 [signal transduction]
GO:0007264 [small GTPase mediated signal transduction]
GO:0016020 [membrane]
GO:0030027 [lamellipodium]
GO:0030175 [filopodium]
GO:0030426 [growth cone]
GO:0030695 [GTPase regulator activity]
GO:0035556 [intracellular signal transduction]
GO:0042995 [cell projection]
GO:0043005 [neuron projection]
GO:0043204 [perikaryon]
GO:0045202 [synapse]
GO:0050772 [positive regulation of axonogenesis]
GO:0051056 [regulation of small GTPase mediated signal transduction]
GO:0070062 [extracellular exosome]
GO:0090630 [activation of GTPase activity]
Show all
626 aa
70.8 kDa
No 0
TIAM2-202
ENSP00000353528
ENST00000360366
Q8IVF5
[Direct mapping] Rho guanine nucleotide exchange factor TIAM2
Show all
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Mapped to neXtProt
   neXtProt - Evidence at protein level
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005085 [guanyl-nucleotide exchange factor activity]
GO:0005515 [protein binding]
GO:0005737 [cytoplasm]
GO:0005829 [cytosol]
GO:0007165 [signal transduction]
GO:0007264 [small GTPase mediated signal transduction]
GO:0016020 [membrane]
GO:0030027 [lamellipodium]
GO:0030175 [filopodium]
GO:0030426 [growth cone]
GO:0030695 [GTPase regulator activity]
GO:0035556 [intracellular signal transduction]
GO:0042995 [cell projection]
GO:0043005 [neuron projection]
GO:0043204 [perikaryon]
GO:0045202 [synapse]
GO:0050772 [positive regulation of axonogenesis]
GO:0051056 [regulation of small GTPase mediated signal transduction]
GO:0070062 [extracellular exosome]
GO:0090630 [activation of GTPase activity]
Show all
1725 aa
192.6 kDa
No 0
TIAM2-205
ENSP00000407183
ENST00000456877
Q8IVF5
[Direct mapping] Rho guanine nucleotide exchange factor TIAM2
Show all
   SPOCTOPUS predicted secreted proteins
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Mapped to neXtProt
   neXtProt - Evidence at protein level
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005085 [guanyl-nucleotide exchange factor activity]
GO:0005515 [protein binding]
GO:0005737 [cytoplasm]
GO:0005829 [cytosol]
GO:0007165 [signal transduction]
GO:0007264 [small GTPase mediated signal transduction]
GO:0016020 [membrane]
GO:0030027 [lamellipodium]
GO:0030175 [filopodium]
GO:0030426 [growth cone]
GO:0030695 [GTPase regulator activity]
GO:0035556 [intracellular signal transduction]
GO:0042995 [cell projection]
GO:0043005 [neuron projection]
GO:0043204 [perikaryon]
GO:0045202 [synapse]
GO:0050772 [positive regulation of axonogenesis]
GO:0051056 [regulation of small GTPase mediated signal transduction]
GO:0070062 [extracellular exosome]
GO:0090630 [activation of GTPase activity]
Show all
1013 aa
114.1 kDa
No 0
TIAM2-207
ENSP00000437188
ENST00000461783
Q8IVF5
[Direct mapping] Rho guanine nucleotide exchange factor TIAM2
Show all
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Mapped to neXtProt
   neXtProt - Evidence at protein level
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005085 [guanyl-nucleotide exchange factor activity]
GO:0005515 [protein binding]
GO:0005737 [cytoplasm]
GO:0005829 [cytosol]
GO:0007165 [signal transduction]
GO:0007264 [small GTPase mediated signal transduction]
GO:0016020 [membrane]
GO:0030027 [lamellipodium]
GO:0030175 [filopodium]
GO:0030426 [growth cone]
GO:0030695 [GTPase regulator activity]
GO:0035556 [intracellular signal transduction]
GO:0042995 [cell projection]
GO:0043005 [neuron projection]
GO:0043204 [perikaryon]
GO:0045202 [synapse]
GO:0050772 [positive regulation of axonogenesis]
GO:0051056 [regulation of small GTPase mediated signal transduction]
GO:0070062 [extracellular exosome]
GO:0090630 [activation of GTPase activity]
Show all
1701 aa
190.1 kDa
No 0
TIAM2-208
ENSP00000431269
ENST00000462408
H7C5V6
[Direct mapping] Rho guanine nucleotide exchange factor TIAM2
Show all
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005085 [guanyl-nucleotide exchange factor activity]
GO:0007264 [small GTPase mediated signal transduction]
GO:0090630 [activation of GTPase activity]
Show all
156 aa
18 kDa
No 0
TIAM2-209
ENSP00000435335
ENST00000528391
E9PKT1
[Direct mapping] Rho guanine nucleotide exchange factor TIAM2
Show all
   SPOCTOPUS predicted secreted proteins
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005085 [guanyl-nucleotide exchange factor activity]
GO:0005515 [protein binding]
GO:0007165 [signal transduction]
GO:0007264 [small GTPase mediated signal transduction]
GO:0030695 [GTPase regulator activity]
GO:0035556 [intracellular signal transduction]
GO:0051056 [regulation of small GTPase mediated signal transduction]
GO:0090630 [activation of GTPase activity]
Show all
1045 aa
117.4 kDa
No 0
TIAM2-210
ENSP00000434901
ENST00000528535
E9PMZ8
[Direct mapping] Rho guanine nucleotide exchange factor TIAM2
Show all
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005085 [guanyl-nucleotide exchange factor activity]
GO:0005515 [protein binding]
GO:0007165 [signal transduction]
GO:0007264 [small GTPase mediated signal transduction]
GO:0030695 [GTPase regulator activity]
GO:0035556 [intracellular signal transduction]
GO:0051056 [regulation of small GTPase mediated signal transduction]
GO:0090630 [activation of GTPase activity]
Show all
1367 aa
153 kDa
No 0
TIAM2-211
ENSP00000433348
ENST00000529824
Q8IVF5
[Direct mapping] Rho guanine nucleotide exchange factor TIAM2
Show all
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Mapped to neXtProt
   neXtProt - Evidence at protein level
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005085 [guanyl-nucleotide exchange factor activity]
GO:0005515 [protein binding]
GO:0005737 [cytoplasm]
GO:0005829 [cytosol]
GO:0007165 [signal transduction]
GO:0007264 [small GTPase mediated signal transduction]
GO:0016020 [membrane]
GO:0030027 [lamellipodium]
GO:0030175 [filopodium]
GO:0030426 [growth cone]
GO:0030695 [GTPase regulator activity]
GO:0035556 [intracellular signal transduction]
GO:0042995 [cell projection]
GO:0043005 [neuron projection]
GO:0043204 [perikaryon]
GO:0045202 [synapse]
GO:0050772 [positive regulation of axonogenesis]
GO:0051056 [regulation of small GTPase mediated signal transduction]
GO:0070062 [extracellular exosome]
GO:0090630 [activation of GTPase activity]
Show all
1730 aa
193.4 kDa
No 0
TIAM2-213
ENSP00000443546
ENST00000535231
F5H1M3
[Direct mapping] Rho guanine nucleotide exchange factor TIAM2
Show all
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005085 [guanyl-nucleotide exchange factor activity]
GO:0007264 [small GTPase mediated signal transduction]
GO:0090630 [activation of GTPase activity]
Show all
53 aa
5.6 kDa
No 0
TIAM2-214
ENSP00000442989
ENST00000535583
F5H6W6
[Direct mapping] Rho guanine nucleotide exchange factor TIAM2
Show all
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005085 [guanyl-nucleotide exchange factor activity]
GO:0007264 [small GTPase mediated signal transduction]
GO:0090630 [activation of GTPase activity]
Show all
195 aa
20.9 kDa
No 0
TIAM2-216
ENSP00000437435
ENST00000538270
F5H6R0
[Direct mapping] Rho guanine nucleotide exchange factor TIAM2
Show all
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005085 [guanyl-nucleotide exchange factor activity]
GO:0007264 [small GTPase mediated signal transduction]
GO:0090630 [activation of GTPase activity]
Show all
85 aa
9.1 kDa
No 0
TIAM2-220
ENSP00000507157
ENST00000682666
Q8IVF5
[Direct mapping] Rho guanine nucleotide exchange factor TIAM2
Show all
Predicted intracellular proteins
   Intracellular proteins predicted by MDM and MDSEC
Mapped to neXtProt
   neXtProt - Evidence at protein level
Protein evidence (Ezkurdia et al 2014)
Show all
GO:0005085 [guanyl-nucleotide exchange factor activity]
GO:0005096 [GTPase activator activity]
GO:0005515 [protein binding]
GO:0005737 [cytoplasm]
GO:0005829 [cytosol]
GO:0007165 [signal transduction]
GO:0007264 [small GTPase mediated signal transduction]
GO:0016020 [membrane]
GO:0030027 [lamellipodium]
GO:0030175 [filopodium]
GO:0030426 [growth cone]
GO:0030695 [GTPase regulator activity]
GO:0035556 [intracellular signal transduction]
GO:0042995 [cell projection]
GO:0043005 [neuron projection]
GO:0043204 [perikaryon]
GO:0045202 [synapse]
GO:0050772 [positive regulation of axonogenesis]
GO:0051056 [regulation of small GTPase mediated signal transduction]
GO:0070062 [extracellular exosome]
GO:0090630 [activation of GTPase activity]
Show all
1701 aa
190.1 kDa
No 0

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