Guanine nucleotide-binding protein G(i) subunit alpha-2

<p>This section provides any useful information about the protein, mostly biological knowledge.<p><a href='/help/function_section' target='_top'>More...</a></p>Functionⁱ

Sites

Regions

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:<p><a href='/help/gene_ontology' target='_top'>More...</a></p>GO - Molecular functionⁱ

• G-protein beta/gamma-subunit complex binding Source: GO_Central <p>Inferred from Biological aspect of Ancestor</p> <p>A type of phylogenetic evidence whereby an aspect of a descendent is inferred through the characterization of an aspect of a ancestral gene.</p> <p>More information in the <a href="http://geneontology.org/page/guide-go-evidence-codes#iba">GO evidence code guide</a></p> Inferred from biological aspect of ancestorⁱ
  • "Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium."
    Gaudet P., Livstone M.S., Lewis S.E., Thomas P.D.
    Brief. Bioinformatics 12:449-462(2011) [PubMed] [Europe PMC] [Abstract]
• G protein-coupled receptor binding Source: GO_CentralInferred from biological aspect of ancestorⁱ
  • "Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium."
    Gaudet P., Livstone M.S., Lewis S.E., Thomas P.D.
    Brief. Bioinformatics 12:449-462(2011) [PubMed] [Europe PMC] [Abstract]
• GTPase activity Source: GO_CentralInferred from biological aspect of ancestorⁱ
  • "Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium."
    Gaudet P., Livstone M.S., Lewis S.E., Thomas P.D.
    Brief. Bioinformatics 12:449-462(2011) [PubMed] [Europe PMC] [Abstract]
• GTP binding Source: MGIInferred from sequence alignmentⁱ
  • Ref.1

    "Inhibitory and stimulatory G proteins of adenylate cyclase: cDNA and amino acid sequences of the alpha chains."
    Sullivan K.A., Liao Y.-C., Alborzi A., Beiderman B., Chang F.-H., Masters S.B., Levinson A.D., Bourne H.R.
    Proc. Natl. Acad. Sci. U.S.A. 83:6687-6691(1986) [PubMed] [Europe PMC] [Abstract]

    Cited for: NUCLEOTIDE SEQUENCE [MRNA].
• metal ion binding Source: UniProtKB-KW

GO - Biological processⁱ

• adenosine receptor signaling pathway Source: MGI
• adenylate cyclase-activating G protein-coupled receptor signaling pathway Source: MGI
• adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway Source: MGI <p>Inferred from Mutant Phenotype</p> <p>Describes annotations that are concluded from looking at variations or changes in a gene product such as mutations or abnormal levels and includes techniques such as knockouts, overexpression, anti-sense experiments and use of specific protein inhibitors.</p> <p>More information in the <a href="http://geneontology.org/page/guide-go-evidence-codes#imp">GO evidence code guide</a></p> Inferred from mutant phenotypeⁱ
  • "Adenylyl cyclase inhibition and altered G protein subunit expression and ADP-ribosylation patterns in tissues and cells from Gi2 alpha-/-mice."
    Rudolph U., Spicher K., Birnbaumer L.
    Proc. Natl. Acad. Sci. U.S.A. 93:3209-3214(1996) [PubMed] [Europe PMC] [Abstract]
• adenylate cyclase-modulating G protein-coupled receptor signaling pathway Source: GO_CentralInferred from biological aspect of ancestorⁱ
  • "Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium."
    Gaudet P., Livstone M.S., Lewis S.E., Thomas P.D.
    Brief. Bioinformatics 12:449-462(2011) [PubMed] [Europe PMC] [Abstract]
• cell cycle Source: UniProtKB-KW
• cell division Source: UniProtKB
• cell population proliferation Source: MGI <p>Inferred from Physical Interaction</p> <p>Covers physical interactions between the gene product of interest and another molecule (or ion, or complex).</p> <p>More information in the <a href="http://geneontology.org/page/guide-go-evidence-codes#ipi">GO evidence code guide</a></p> Inferred from physical interactionⁱ
  • "G-protein-coupled receptor-mediated activation of rap GTPases: characterization of a novel Galphai regulated pathway."
    Weissman J.T., Ma J.N., Essex A., Gao Y., Burstein E.S.
    Oncogene 23:241-249(2004) [PubMed] [Europe PMC] [Abstract]
• gamma-aminobutyric acid signaling pathway Source: MGI
• G protein-coupled acetylcholine receptor signaling pathway Source: MGIInferred from mutant phenotypeⁱ
  • "Lack of muscarinic regulation of Ca(2+) channels in G(i2)alpha gene knockout mouse hearts."
    Chen F., Spicher K., Jiang M., Birnbaumer L., Wetzel G.T.
    Am. J. Physiol. Heart Circ. Physiol. 280:H1989-95(2001) [PubMed] [Europe PMC] [Abstract]
• G protein-coupled receptor signaling pathway Source: MGI
• negative regulation of adenylate cyclase-activating adrenergic receptor signaling pathway involved in heart process Source: MGI
• negative regulation of apoptotic signaling pathway Source: MGI
• negative regulation of calcium ion-dependent exocytosis Source: MGI
• negative regulation of protein tyrosine phosphatase activity Source: MGI
• negative regulation of synaptic transmission Source: MGI
• positive regulation of cell migration Source: MGI
• positive regulation of cell population proliferation Source: MGI
• positive regulation of ERK1 and ERK2 cascade Source: MGI
• positive regulation of insulin receptor signaling pathway Source: MGI
• positive regulation of NAD(P)H oxidase activity Source: MGI
• positive regulation of neural precursor cell proliferation Source: MGI
• positive regulation of renal sodium excretion Source: MGI
• positive regulation of superoxide anion generation Source: MGI
• positive regulation of urine volume Source: MGI
• positive regulation of vascular smooth muscle cell proliferation Source: MGI
• regulation of calcium ion transport Source: MGI

<p>UniProtKB Keywords constitute a <a href="http://www.uniprot.org/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywordsⁱ

Enzyme and pathway databases

<p>This section provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.<p><a href='/help/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyⁱ

Organism-specific databases

<p>This section provides information on the location and the topology of the mature protein in the cell.<p><a href='/help/subcellular_location_section' target='_top'>More...</a></p>Subcellular locationⁱ

Keywords - Cellular componentⁱ

<p>This section describes post-translational modifications (PTMs) and/or processing events.<p><a href='/help/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingⁱ

Molecule processing

Amino acid modifications

Keywords - PTMⁱ

Proteomic databases

PTM databases

<p>This section provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms.<p><a href='/help/expression_section' target='_top'>More...</a></p>Expressionⁱ

Gene expression databases

<p>This section provides information on the quaternary structure of a protein and on interaction(s) with other proteins or protein complexes.<p><a href='/help/interaction_section' target='_top'>More...</a></p>Interactionⁱ

<p>This subsection of the <a href="http://www.uniprot.org/help/interaction_section">'Interaction'</a> section provides information about the protein quaternary structure and interaction(s) with other proteins or protein complexes (with the exception of physiological receptor-ligand interactions which are annotated in the <a href="http://www.uniprot.org/help/function_section">'Function'</a> section).<p><a href='/help/subunit_structure' target='_top'>More...</a></p>Subunit structureⁱ

GO - Molecular functionⁱ

• G protein-coupled receptor binding Source: GO_CentralInferred from biological aspect of ancestorⁱ
  • "Phylogenetic-based propagation of functional annotations within the Gene Ontology consortium."
    Gaudet P., Livstone M.S., Lewis S.E., Thomas P.D.
    Brief. Bioinformatics 12:449-462(2011) [PubMed] [Europe PMC] [Abstract]

Protein-protein interaction databases

<p>This section provides information on the tertiary and secondary structure of a protein.<p><a href='/help/structure_section' target='_top'>More...</a></p>Structureⁱ

3D structure databases

<p>This section provides information on sequence similarities with other proteins and the domain(s) present in a protein.<p><a href='/help/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsⁱ

Domains and Repeats

Region

<p>This subsection of the ‘Family and domains’ section provides information about the sequence similarity with other proteins.<p><a href='/help/sequence_similarities' target='_top'>More...</a></p>Sequence similaritiesⁱ

Phylogenomic databases

Family and domain databases

<p>This section displays by default the canonical protein sequence and upon request all isoforms described in the entry. It also includes information pertinent to the sequence(s), including <a href="http://www.uniprot.org/help/sequence_length">length</a> and <a href="http://www.uniprot.org/help/sequences">molecular weight</a>.<p><a href='/help/sequences_section' target='_top'>More...</a></p>Sequence (1+)ⁱ

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences_section">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> displayed by default in the entry is complete or not.<p><a href='/help/sequence_status' target='_top'>More...</a></p>Sequence statusⁱ: Complete.

<p>This subsection of the <a href="http://www.uniprot.org/help/sequences_section">Sequence</a> section indicates if the <a href="http://www.uniprot.org/help/canonical_and_isoforms">canonical sequence</a> displayed by default in the entry is in its mature form or if it represents the precursor.<p><a href='/help/sequence_processing' target='_top'>More...</a></p>Sequence processingⁱ: The displayed sequence is further processed into a mature form.

This entry has 1 described isoform and 3 potential isoforms that are computationally mapped.Show allAlign All

        10         20         30         40         50
MGCTVSAEDK AAAERSKMID KNLREDGEKA AREVKLLLLG AGESGKSTIV 
        60         70         80         90        100
KQMKIIHEDG YSEEECRQYR AVVYSNTIQS IMAIVKAMGN LQIDFADPQR 
       110        120        130        140        150
ADDARQLFAL SCAAEEQGML PEDLSGVIRR LWADHGVQAC FGRSREYQLN 
       160        170        180        190        200
DSAAYYLNDL ERIAQSDYIP TQQDVLRTRV KTTGIVETHF TFKDLHFKMF 
       210        220        230        240        250
DVGGQRSERK KWIHCFEGVT AIIFCVALSA YDLVLAEDEE MNRMHESMKL 
       260        270        280        290        300
FDSICNNKWF TDTSIILFLN KKDLFEEKIT QSSLTICFPE YTGANKYDEA 
       310        320        330        340        350
ASYIQSKFED LNKRKDTKEI YTHFTCATDT KNVQFVFDAV TDVIIKNNLK 

DCGLF                                                  

Experimental Info

Sequence databases

Genome annotation databases

<p>This section provides links to proteins that are similar to the protein sequence(s) described in this entry at different levels of sequence identity thresholds (100%, 90% and 50%) based on their membership in UniProt Reference Clusters (<a href="http://www.uniprot.org/help/uniref">UniRef</a>).<p><a href='/help/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsⁱ

• 100% Identity
• 90% Identity
• 50% Identity

<p>This section is used to point to information related to entries and found in data collections other than UniProtKB.<p><a href='/help/cross_references_section' target='_top'>More...</a></p>Cross-referencesⁱ

Sequence databases

3D structure databases

Protein-protein interaction databases

PTM databases

Proteomic databases

Protocols and materials databases

Genome annotation databases

Organism-specific databases

Phylogenomic databases

Enzyme and pathway databases

Miscellaneous databases

Gene expression databases

Family and domain databases

<p>This section provides general information on the entry.<p><a href='/help/entry_information_section' target='_top'>More...</a></p>Entry informationⁱ

<p>This section contains any relevant information that doesn’t fit in any other defined sections<p><a href='/help/miscellaneous_section' target='_top'>More...</a></p>Miscellaneousⁱ

Keywords - Technical termⁱ

Documents

1. SIMILARITY comments
   Index of protein domains and families
2. MGD cross-references
   Mouse Genome Database (MGD) cross-references in UniProtKB/Swiss-Prot