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Adra2a Gene Detail
Summary
  • Symbol
    Adra2a
  • Name
    adrenergic receptor, alpha 2a
  • Synonyms
    Adra-2, Adra-2a, alpha2A, alpha2A-adrenergic receptor, alpha(2A)AR, alpha2A-AR
  • Feature Type
    protein coding gene
  • IDs
    MGI:87934
    NCBI Gene: 11551
  • Alliance
    gene page
  • Transcription Start Sites
    6 TSS
Location &
Maps
more
  • Sequence Map
    Chr19:54033690-54037413 bp, + strand
    From NCBI annotation of GRCm39
  • View this region in JBrowse
  • Genome Browsers
    Ensembl | UCSC | NCBI
  • Genetic Map
    Chromosome 19, 49.04 cM
  • Mapping Data
    11 experiments
Strain
Comparison
more
  • SNPs within 2kb
    150 from dbSNP Build 142
  • Strain Annotations
    18
  • RFLP
    1
For selected strains:
Strain Gene Model ID Feature Type Coordinates Select Strains
C57BL/6J MGI_C57BL6J_87934
 protein coding gene Chr19:54032582-54037413 (+)
129S1/SvImJ MGP_129S1SvImJ_G0025253
 protein coding gene Chr19:54238904-54242704 (+)
A/J MGP_AJ_G0025229
 protein coding gene Chr19:51564392-51568192 (+)
AKR/J MGP_AKRJ_G0025198
 protein coding gene Chr19:53187399-53191199 (+)
BALB/cJ MGP_BALBcJ_G0025224
 protein coding gene Chr19:51650885-51654685 (+)
C3H/HeJ MGP_C3HHeJ_G0024984
 protein coding gene Chr19:53410465-53414265 (+)
C57BL/6NJ MGP_C57BL6NJ_G0025667
 protein coding gene Chr19:55543392-55547192 (+)
CAROLI/EiJ MGP_CAROLIEiJ_G0023079
 protein coding gene Chr19:50546142-50549967 (+)
CAST/EiJ MGP_CASTEiJ_G0024449
 protein coding gene Chr19:53376061-53379865 (+)
CBA/J MGP_CBAJ_G0024964
 protein coding gene Chr19:58317378-58321178 (+)
DBA/2J MGP_DBA2J_G0025096
 protein coding gene Chr19:51378571-51382371 (+)
FVB/NJ MGP_FVBNJ_G0025057
 protein coding gene Chr19:51095728-51099528 (+)
LP/J MGP_LPJ_G0025182
 protein coding gene Chr19:54121997-54125797 (+)
NOD/ShiLtJ MGP_NODShiLtJ_G0025090
 protein coding gene Chr19:57727981-57731781 (+)
NZO/HlLtJ MGP_NZOHlLtJ_G0025725
 protein coding gene Chr19:53386268-53390068 (+)
PWK/PhJ MGP_PWKPhJ_G0024197
 protein coding gene Chr19:51285774-51289569 (+)
SPRET/EiJ MGP_SPRETEiJ_G0024000
 protein coding gene Chr19:52073429-52077238 (+)
WSB/EiJ MGP_WSBEiJ_G0024519
 protein coding gene Chr19:53514486-53518286 (+)



Homology
more
  • Human Ortholog
    ADRA2A, adrenoceptor alpha 2A
  • Vertebrate Orthologs
    3
Vertebrate Orthology Source
Alliance of Genome Resources
  • Human Ortholog
    ADRA2A, adrenoceptor alpha 2A
  • Synonyms
    ADRA2, ADRA2R, ADRAR, ALPHA2AAR, FPLD8, ZNF32
  • Links
    NCBI Gene ID: 150
    UniProt: P08913

  • Chr Location
    10q25.2; chr10:111077029-111080907 (+)  GRCh38
Human Diseases
more
  • Diseases
    6 with human ADRA2A associations

Human Disease Mouse Models
      
IDs
IDs
IDs
IDs
IDs
IDs
Click on a disease name to see all genes associated with that disease.

Mutations,
Alleles, and
Phenotypes
less
  • Phenotype Summary
    16 phenotypes from 6 alleles in 8 genetic backgrounds
    7 phenotypes from multigenic genotypes
    92 phenotype references
Phenotype Overview

adipose tissue
behavior/neurological
cardiovascular system
cellular
craniofacial
digestive/alimentary system
embryo
endocrine/exocrine glands
growth/size/body
hearing/vestibular/ear
hematopoietic system
homeostasis/metabolism
integument
immune system
limbs/digits/tail
liver/biliary system
mortality/aging
muscle
nervous system
pigmentation
renal/urinary system
reproductive system
respiratory system
skeleton
taste/olfaction
neoplasm
vision/eye

Click cells to view annotations.
Mice homozygous for targeted mutations that inactivate the gene fail to produce hypotensive responsiveness to alpha2AR agonists, including failure to inhibit voltage-gated Ca2+ currents and spontaneous neuronal firing.
Gene Ontology
(GO)
Classifications
less
  • All GO Annotations
    128
  • GO References
    16
Molecular Function

carbohydrate derivative binding
cytoskeletal protein binding
DNA binding
enzyme regulator
hydrolase
ligase
lipid binding
oxidoreductase
RNA binding
signaling receptor activity
signaling receptor binding
transcription
transferase
transporter
Biological Process

carbohydrate derivative metabolism
cell differentiation
cell population proliferation
cellular component organization
DNA-templated transcription
establishment of localization
homeostatic process
immune system process
lipid metabolic process
programmed cell death
protein metabolic process
response to stimulus
signaling
system development
Cellular Component

cell projection
cytoplasmic vesicle
cytoskeleton
cytosol
endoplasmic reticulum
endosome
extracellular region
Golgi apparatus
mitochondrion
membraneless organelle
nucleus
organelle envelope
organelle lumen
plasma membrane
protein-containing complex
synapse
vacuole
Click cells to view annotations.
Expression
less
Expression Overview

early conceptus
embryo ectoderm
embryo endoderm
embryo mesoderm
embryo mesenchyme
extraembryonic component
alimentary system
auditory system
branchial arches
cardiovascular system
connective tissue
endocrine system
exocrine system
hemolymphoid system
integumental system
limbs
liver and biliary system
musculoskeletal system
nervous system
olfactory system
reproductive system
respiratory system
urinary system
visual system
Click cells to view annotations.


  • Assay Results
    982
  • Tissues
    137
  • cDNA Data
    10
  • Literature Summary
    21
  • Comparison Matrix
    Gene Expression + Phenotype
    • Sequences &
    Gene Models
    less
    Representative SequencesLengthStrain/SpeciesFlank
    genomic 11551 NCBI Gene Model | MGI Sequence Detail 3724 C57BL/6J ±  kb
    transcript NM_007417 RefSeq | MGI Sequence Detail 3724 ZRU/MplStud  
    polypeptide Q01338 UniProt | EBI | MGI Sequence Detail 465 Not Applicable  
    For the selected sequence
    Protein
    Information
    less
    Molecular
    Reagents
    less
    • All nucleic 23
      Genomic 5
      cDNA 12
      Primer pair 6

      Microarray probesets 4
    Other
    Accession IDs
    less
    MGD-MRK-1135, MGD-MRK-1136, MGD-MRK-1140, MGI:2147710
    References
    more
    • Summaries
      All 175
      Developmental Gene Expression 21
      Gene Ontology 16
      Phenotypes 92
    • Earliest
      J:10323 Yang-Feng TL, et al., Chromosomal organization of adrenergic receptor genes. Proc Natl Acad Sci U S A. 1990 Feb;87(4):1516-20
    • Latest
      J:365740 Ren W, et al., Sympathetic nerve-enteroendocrine L cell communication modulates GLP-1 release, brain glucose utilization, and cognitive function. Neuron. 2024 Mar 20;112(6):972-990.e8
    Contributing Projects:
    Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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    Funding Information
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    Send questions and comments to User Support.     		last database update
    10/07/2025
    MGI 6.24     		The Jackson Laboratory