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Cacna1b Gene Detail
 Symbol
Name
ID
Cacna1b
calcium channel, voltage-dependent, N type, alpha 1B subunit
MGI:88296


Nomenclature History
Synonyms alpha(1B), Cav2.2, Cchn1a
Genetic Map
Chromosome 2
18.0 cM, cytoband A2
Detailed Genetic Map ± 1 cM
 
Mapping data( 9)

Sequence Map
Chr2:24459407-24618672 bp, - strand
(From VEGA annotation of NCBI Build 37)
VEGA ContigView | Ensembl ContigView | UCSC Browser | NCBI Map Viewer

Mouse Genome Browser
Mammalian
homology
human; chimpanzee; cattle; dog, domestic; rabbit, European; rat    (Mammalian Orthology)
Comparative Map (Mouse/Human Cacna1b ± 2 cM)
Protein SuperFamily: voltage-gated calcium channel
TreeFam: TF312805
Sequences
Representative Sequences Length Strain/Species Flank
genomic OTTMUSG00000012011 VEGA Gene Model | MGI Sequence Detail 159266 C57BL/6J ± Kb
transcript NM_007579 RefSeq | MGI Sequence Detail 7167 -
polypeptide O55017 UniProt | EBI | MGI Sequence Detail 2327 Not Applicable
For the selected sequences
All sequences(26)
Alleles
and
phenotypes
All alleles(4) : Targeted, knock-out(1) Targeted, other(3)
Mice deficient in this gene exhibit defects in nociception, memory and learning. They also exhibit hyperactive and hyperaggressive behaviors as well as defects in the the sleep-wake cycle. Deficits in the sympathetic nervous system results in defects in circulatory regulation.
Polymorphisms RFLP(2) SNPs within 2kb(883 from dbSNP Build 128)  
Gene Ontology
(GO)
classifications
All GO classifications: (27 annotations)
Process calcium ion transport, ion transport...
Component cell soma, dendrite...
Function ATP binding, calcium channel activity...
External Resources: FuncBase
Expression Literature Summary: (6 records)
Data Summary: Assays (2)    Results (4)    Tissues (4)
Theiler Stages: 12,15,25,28
  Assay Type Assays   Results
      RT-PCR 1   2
      RNA in situ 1   2
cDNA source data(12)
External Resources: Allen Brain Atlas  GEO  ArrayExpress 
Molecular
reagents
All nucleic(14) cDNA(13) Primer pair(1)
Microarray probesets(2)
Other database
links
Ensembl Gene Model ENSMUSG00000004113
DoTS DT.40170618, DT.87072237
Consensus CDS Project CCDS15739.1, CCDS38065.1
DFCI TC1585624, TC1636423, TC1661917
NIA Mouse Gene Index U022366
Entrez Gene 12287
VEGA Gene Model OTTMUSG00000012011
International Mouse Knockout Project Status Cacna1b
Protein
domains
InterPro ID Description
IPR002077 Voltage-dependent calcium channel, alpha-1 subunit
IPR005447 Voltage-dependent calcium channel, N-type, alpha-1 subunit
IPR005821 Ion transport
IPR014873 Voltage-dependent calcium channel, alpha-1 subunit, IQ domain
IPR018249 EF-HAND 2
Graphical View of Protein Domain Structure
References
(Earliest) J:16589 Coppola T et al., "Molecular cloning of a murine N-type calcium channel alpha 1 subunit. Evidence for isoforms, brain distribution, and chromosomal localization." FEBS Lett 1994 Jan 24;338(1):1-5
(Latest) J:154243 Fischer M et al., "P90 Ribosomal s6 kinase 2 negatively regulates axon growth in motoneurons." Mol Cell Neurosci 2009 Oct;42(2):134-41
All references(43)
Other
accession IDs
MGD-MRK-1803, MGI:2139282, MGI:2139293, MGI:2139419

Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Tumor Biology (MTB), Gene Ontology (GO), MouseCyc
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last database update
02/06/2010
MGI_4.32
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The Jackson Laboratory