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Gabbr1 Gene Detail
Summary
  • Symbol
    Gabbr1
  • Name
    gamma-aminobutyric acid type B receptor subunit 1
  • Synonyms
    GABAB1, GABAbR1
  • Feature Type
    protein coding gene
  • IDs
    MGI:1860139
    NCBI Gene: 54393
  • Alliance
  • Transcription Start Sites
    21 TSS
  • Candidate for QTL
    1 QTL
Location &
Maps
more
  • Sequence Map
    Chr17:37356888-37385197 bp, + strand
    From NCBI annotation of GRCm39
  • View this region in JBrowse
  • Genome Browsers
  • Genetic Map
    Chromosome 17, 19.16 cM
  • Mapping Data
    5 experiments
Strain
Comparison
more
  • Strain Annotations
    30
For selected strains:
Strain Gene Model ID Feature Type Coordinates Select Strains
C57BL/6J MGI_C57BL6J_1860139
protein coding gene Chr17:37356858-37385959 (+)
129S1/SvImJ ENSMUSG00200050480
protein coding gene Chr17:32812109-32815008 (+)
129S1/SvImJ ENSMUSGG00200054858
protein coding gene Chr17:32816172-32839868 (+)
A/J ENSMUSG00195032679
protein coding gene Chr17:34020844-34023747 (+)
A/J ENSMUSGG00195054885
protein coding gene Chr17:34024911-34048652 (+)
AKR/J ENSMUSGG00220054820
protein coding gene Chr17:32762738-32786452 (+)
AKR/J ENSMUSG00220036046
protein coding gene Chr17:32758672-32761574 (+)
BALB/cJ ENSMUSGG00180055602
protein coding gene Chr17:33505740-33529450 (+)
BALB/cJ ENSMUSG00180029339
protein coding gene Chr17:33501673-33504576 (+)
C3H/HeJ ENSMUSGG00175054569
protein coding gene Chr17:32703274-32726979 (+)
C3H/HeJ ENSMUSG00175038598
protein coding gene Chr17:32699208-32702110 (+)
C57BL/6NJ ENSMUSGG00215055201
protein coding gene Chr17:32659876-32683554 (+)
C57BL/6NJ ENSMUSG00215051735
protein coding gene Chr17:32655813-32658712 (+)
CAROLI/EiJ MGP_CAROLIEiJ_G0021566
protein coding gene Chr17:34043403-34072784 (+)
CAST/EiJ ENSTCUGG00005054503
protein coding gene Chr17:33896419-33920181 (+)
CBA/J ENSMUSGG00210054975
protein coding gene Chr17:32439507-32463217 (+)
CBA/J ENSMUSG00210043093
protein coding gene Chr17:32435441-32438343 (+)
DBA/2J ENSMUSGG00185057991
protein coding gene Chr17:35486681-35510390 (+)
DBA/2J ENSMUSG00185044133
protein coding gene Chr17:35482615-35485517 (+)
FVB/NJ ENSMUSGG00205054080
protein coding gene Chr17:33019833-33043534 (+)
FVB/NJ ENSMUSG00205025452
protein coding gene Chr17:33015766-33018669 (+)
JF1/MsJ ENSUMUGG00000058741
protein coding gene Chr17:34428239-34452016 (+)
LP/J ENSMUSG00230054431
protein coding gene Chr17:36606962-36609861 (+)
LP/J ENSMUSGG00230055949
protein coding gene Chr17:36611025-36634721 (+)
NOD/ShiLtJ ENSMUSG00190025832
protein coding gene Chr17:32696044-32698947 (+)
NOD/ShiLtJ ENSMUSGG00190055084
protein coding gene Chr17:32700111-32723848 (+)
NZO/HlLtJ ENSMUSGG00225055754
protein coding gene Chr17:38567465-38591211 (+)
NZO/HlLtJ ENSMUSG00225052221
protein coding gene Chr17:38563409-38566302 (+)
PWK/PhJ ENSLUMGG00010053828
protein coding gene Chr17:32310943-32334907 (+)
SPRET/EiJ no annotation
WSB/EiJ ENSIUOGG00005054440
protein coding gene Chr17:33527758-33551447 (+)



Homology
more
  • Human Ortholog
    GABBR1, gamma-aminobutyric acid type B receptor subunit 1
  • Vertebrate Orthologs
    4
Vertebrate Orthology Source
Alliance of Genome Resources
  • Human Ortholog
    GABBR1, gamma-aminobutyric acid type B receptor subunit 1
  • Synonyms
    GABABR1, GABBR1-3, GB1, GPRC3A, NEDLC
  • Links
    NCBI Gene ID: 2550
    UniProt: Q9UBS5

  • Chr Location
    6p22.1; chr6:29555629-29633976 (-)  GRCh38

Human Diseases
more
  • Diseases
    5 with human GABBR1 associations

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

Mutations,
Alleles, and
Phenotypes
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  • Phenotype Summary
    56 phenotypes from 8 alleles in 9 genetic backgrounds
    87 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.
Phenotypes of null mice vary depending on strain background and allele. Homozygous null mice may display seizures, premature death, and abnormal nervous system electrophysiology.
Gene Ontology
(GO)
Classifications
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  • All GO Annotations
  • GO References
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
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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
  • Tissues
  • cDNA Data
  • Literature Summary
  • Comparison Matrix
  • Sequences &
    Gene Models
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    Representative SequencesLengthStrain/SpeciesFlank
    genomic 54393 NCBI Gene Model | MGI Sequence Detail 28310 C57BL/6J ±  kb
    transcript NM_001413997 RefSeq | MGI Sequence Detail 4458 ZRU/MplStud  
    polypeptide Q9WV18 UniProt | EBI | MGI Sequence Detail 960 Not Applicable  
    For the selected sequence
    Protein
    Information
    less
    • UniProt
      6 Sequences
    • Protein Ontology
      PR:000007761 gamma-aminobutyric acid type B receptor subunit 1
    • InterPro Domains
      IPR000337 GPCR, family 3
      IPR017978 GPCR family 3, C-terminal
      IPR002455 GPCR family 3, GABA-B receptor
      IPR002456 GPCR family 3, gamma-aminobutyric acid receptor, type B1
      IPR028082 Periplasmic binding protein-like I
      IPR001828 Receptor, ligand binding region
      IPR000436 Sushi/SCR/CCP domain
      IPR035976 Sushi/SCR/CCP superfamily
    • GlyGen
      Q9WV18 9 sites, 12 N-linked glycans (7 sites), 1 O-linked glycan (1 site)
    Molecular
    Reagents
    less
    • All nucleic 96
      Genomic 1
      cDNA 92
      Primer pair 3
      Antibodies 2

      Microarray probesets 4
    References
    more
    • Summaries
      All 163
      Developmental Gene Expression 18
      Gene Ontology 15
      Phenotypes 87
    • Earliest
      J:326498 Ng GY, et al., Identification of a GABAB receptor subunit, gb2, required for functional GABAB receptor activity. J Biol Chem. 1999 Mar 19;274(12):7607-10
    • Latest
      J:390476 Houmam S, et al., Cell-specific expression of APP and GABA(B)R1 isoforms in wild-type and the APP NL-G-F mouse model of Alzheimer's disease. Brain Res. 2026 Jul 9;:150463

    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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    last database update
    09/08/2026
    MGI 6.24
    The Jackson Laboratory