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Cga Gene Detail
Summary
  • Symbol
    Cga
  • Name
    glycoprotein hormones, alpha subunit
  • Synonyms
    aGSU, alpha-GSU, alphaGSU, alphaSU, GPHalpha, Tsha
  • Feature Type
    protein coding gene
  • IDs
    MGI:88390
    NCBI Gene: 12640
  • Alliance
    genome feature page
  • Transcription Start Sites
    6 TSS
Location &
Maps
more
  • Sequence Map
    Chr4:34893779-34907370 bp, + strand
    From Ensembl annotation of GRCm39
  • View this region in JBrowse
  • Genome Browsers
    Ensembl | UCSC | NCBI
  • Genetic Map
    Chromosome 4, 16.86 cM
  • Mapping Data
    24 experiments
Strain
Comparison
more
  • SNPs within 2kb
    440 from dbSNP Build 142
  • Strain Annotations
    19
  • RFLP
    6
For selected strains:
Strain Gene Model ID Feature Type Coordinates Select Strains
C57BL/6J MGI_C57BL6J_88390
 protein coding gene Chr4:34893779-34907374 (+)
129S1/SvImJ ENSMUSG00200005170
 protein coding gene Chr4:31633248-31646839 (+)
A/J ENSMUSG00195003382
 protein coding gene Chr4:32081678-32095272 (+)
AKR/J ENSMUSG00220030536
 protein coding gene Chr4:31875455-31889054 (+)
BALB/cJ ENSMUSG00180021823
 protein coding gene Chr4:31611330-31624923 (+)
C3H/HeJ ENSMUSG00175023264
 protein coding gene Chr4:32062598-32076196 (+)
C57BL/6NJ ENSMUSG00215028185
 protein coding gene Chr4:31694413-31708004 (+)
CAROLI/EiJ MGP_CAROLIEiJ_G0025886
 protein coding gene Chr4:29417679-29431496 (+)
CAST/EiJ ENSTCUG00005003738
 protein coding gene Chr4:31611897-31625477 (+)
CBA/J ENSMUSG00210007395
 protein coding gene Chr4:31782419-31796015 (+)
DBA/2J ENSMUSG00185006137
 protein coding gene Chr4:31854832-31868428 (+)
FVB/NJ ENSMUSG00205025813
 protein coding gene Chr4:31446062-31459660 (+)
JF1/MsJ ENSUMUG00000026729
 protein coding gene Chr4:31897208-31910764 (+)
LP/J ENSMUSG00230000955
 protein coding gene Chr4:35163509-35177100 (+)
NOD/ShiLtJ ENSMUSG00190005858
 protein coding gene Chr4:31777671-31791265 (+)
NZO/HlLtJ ENSMUSG00225008382
 protein coding gene Chr4:39077028-39090615 (+)
PWK/PhJ ENSLUMG00010006005
 protein coding gene Chr4:31354411-31367961 (+)
SPRET/EiJ ENSMSPG00010021546
 protein coding gene Chr4:32239571-32253162 (+)
WSB/EiJ ENSIUOG00005046520
 protein coding gene Chr4:31623375-31636972 (+)



Homology
more
  • Human Ortholog
    CGA, glycoprotein hormones, alpha polypeptide
  • Vertebrate Orthologs
    3
Vertebrate Orthology Source
Alliance of Genome Resources
  • Human Ortholog
    CGA, glycoprotein hormones, alpha polypeptide
  • Synonyms
    CG-ALPHA, FSHA, GPA1, GPHa, GPHA1, HCG, LHA, TSHA
  • Links
    NCBI Gene ID: 1081
    UniProt: P01215

  • Chr Location
    6q14.3; chr6:87085498-87095106 (-)  GRCh38
Mutations,
Alleles, and
Phenotypes
less
  • Phenotype Summary
    28 phenotypes from 1 allele in 1 genetic background
    18 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.
Homozygous null mutants exhibit male and female sterility with hypogonadism, dwarfism, hypothyroidism, and both hypertrophy and hyperplasia of pituitary thyrotropes.
Gene Ontology
(GO)
Classifications
less
  • All GO Annotations
    38
  • GO References
    8
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
    766
  • Tissues
    53
  • cDNA Data
    8
  • Literature Summary
    86
  • Comparison Matrix
    Gene Expression + Phenotype
    • Sequences &
    Gene Models
    less
    Representative SequencesLengthStrain/SpeciesFlank
    genomic ENSMUSG00000028298 Ensembl Gene Model | MGI Sequence Detail 13592 C57BL/6J ±  kb
    transcript ENSMUST00000108130 Ensembl | MGI Sequence Detail 609 Not Applicable  
    polypeptide ENSMUSP00000103765 Ensembl | MGI Sequence Detail 120 Not Applicable  
    For the selected sequence
    Protein
    Information
    less
    Molecular
    Reagents
    less
    • All nucleic 34
      Genomic 3
      cDNA 11
      Primer pair 6
      Other 14
      Antibodies 16

      Microarray probesets 4
    Other
    Accession IDs
    less
    MGD-MRK-15273, MGD-MRK-1964
    References
    more
    • Summaries
      All 172
      Developmental Gene Expression 86
      Gene Ontology 8
      Phenotypes 18
    • Earliest
      J:32632 Vamvakopoulos NC, et al., Synthesis, cloning, and identification of DNA sequences complementary to mRNAs for alpha and beta subunits of thyrotropin. Proc Natl Acad Sci U S A. 1980 Jun;77(6):3149-53
    • Latest
      J:370364 Klug ST, et al., Pituitary-Targeted Knockout of Glucocorticoid Receptors Disrupts Growth Hormone Expression During Embryonic Development. Endocrinology. 2025 Jul 8;166(9)
    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
    09/01/2026
    MGI 6.24     		The Jackson Laboratory