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FLASH GENE
Symbol CHRNA4 contributors: mct - updated : 18-09-2012
HGNC name cholinergic receptor, nicotinic, alpha polypeptide 4
HGNC id 1958
EXPRESSION
Type restricted
   expressed in (based on citations)
organ(s)
SystemOrgan level 1Organ level 2Organ level 3Organ level 4LevelPubmedSpeciesStageRna symbol
Digestiveliver    
Endocrineadrenal gland    
Nervousbraindiencephalonhypothalamus  
Urinarykidney    
Visualeye    
tissue
SystemTissueTissue level 1Tissue level 2LevelPubmedSpeciesStageRna symbol
Nervousperipherous   
cells
SystemCellPubmedSpeciesStageRna symbol
Nervousneuron
cell lineage
cell lines
fluid/secretion
at STAGE
physiological period embryo
PROTEIN
PHYSICAL PROPERTIES
STRUCTURE
motifs/domains
  • a large N terminal extracellular domain
  • two agonist binding sites
  • four transmembrane segments (4TM)
  • the M2 domain comprising the cation-selective pore
  • conjugated GlycoP
    mono polymer heteromer , pentamer
    HOMOLOGY
    Homologene
    FAMILY cholinergic receptor family
    CATEGORY receptor membrane ligand ion channel
    SUBCELLULAR LOCALIZATION     plasma membrane
    basic FUNCTION
  • cholinergic receptor, nicotinic, ligand gated ion channel, mediating fast signal transmission at synapses
  • CELLULAR PROCESS
    PHYSIOLOGICAL PROCESS
    PATHWAY
    metabolism
    signaling signal transduction
    a component heteropentamer alpha 4(2), beta 2 (3subunits)
    INTERACTION
    DNA
    RNA
    small molecule
    protein
    cell & other
    REGULATION
    ASSOCIATED DISORDERS
    corresponding disease(s) ENFL1
    Susceptibility
  • to nicotine addiction
  • to attentional network deficits
  • to sporadic amyotrophic lateral sclerosis
  • Variant & Polymorphism SNP , other
  • variations in CHRNA4 exon 5 associated with attentional network deficits
  • missense variants are associated with sporadic amyotrophic lateral sclerosis
  • rs1044396 affects attention and negative emotionality in normal adults
  • Candidate gene
    Marker
    Therapy target
    ANIMAL & CELL MODELS