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Rad9a Gene Detail
Summary
  • Symbol
    Rad9a
  • Name
    RAD9 checkpoint clamp component A
  • Synonyms
    Rad9
  • Feature Type
    protein coding gene
  • IDs
    MGI:1328356
    NCBI Gene: 19367
  • Alliance
  • Transcription Start Sites
    3 TSS
Location &
Maps
more
  • Sequence Map
    Chr19:4245195-4251661 bp, - strand
    From Ensembl annotation of GRCm39
  • View this region in JBrowse
  • Genome Browsers
  • Genetic Map
    Chromosome 19, 3.89 cM, cytoband A
  • Mapping Data
    1 experiment
Strain
Comparison
more
  • SNPs within 2kb
    86 from dbSNP Build 142
  • Strain Annotations
    26
For selected strains:
Strain Gene Model ID Feature Type Coordinates Select Strains
C57BL/6J MGI_C57BL6J_1328356
protein coding gene Chr19:4245195-4251710 (-)
129S1/SvImJ ENSMUSGG00200055020
protein coding gene Chr19:1007689-1008107 (-)
129S1/SvImJ ENSMUSG00200050996
protein coding gene Chr19:1008246-1012148 (-)
A/J ENSMUSG00195051897
protein coding gene Chr19:1399493-1403395 (-)
A/J ENSMUSGG00195055561
protein coding gene Chr19:1398936-1399354 (-)
AKR/J ENSMUSG00220043666
protein coding gene Chr19:1172426-1176328 (-)
AKR/J ENSMUSGG00220054976
protein coding gene Chr19:1171869-1172287 (-)
BALB/cJ ENSMUSG00180046198
protein coding gene Chr19:1774238-1778140 (-)
BALB/cJ ENSMUSGG00180055644
protein coding gene Chr19:1773681-1774099 (-)
C3H/HeJ ENSMUSG00175009713
protein coding gene Chr19:1018968-1022870 (-)
C3H/HeJ ENSMUSGG00175055191
protein coding gene Chr19:1018411-1018829 (-)
C57BL/6NJ ENSMUSGG00215055861
protein coding gene Chr19:1245997-1246415 (-)
C57BL/6NJ ENSMUSG00215043221
protein coding gene Chr19:1246554-1250456 (-)
CAROLI/EiJ MGP_CAROLIEiJ_G0022499
protein coding gene Chr19:940444-947044 (-)
CAST/EiJ no annotation
CBA/J ENSMUSGG00210055094
protein coding gene Chr19:1018711-1019129 (-)
CBA/J ENSMUSG00210033668
protein coding gene Chr19:1019268-1023170 (-)
DBA/2J ENSMUSGG00185057999
protein coding gene Chr19:1395021-1395439 (-)
DBA/2J ENSMUSG00185041136
protein coding gene Chr19:1395578-1399480 (-)
FVB/NJ ENSMUSGG00205054718
protein coding gene Chr19:1396142-1396560 (-)
FVB/NJ ENSMUSG00205050447
protein coding gene Chr19:1396699-1400601 (-)
JF1/MsJ no annotation
LP/J ENSMUSGG00230055923
protein coding gene Chr19:2313853-2314271 (-)
LP/J ENSMUSG00230052072
protein coding gene Chr19:2314410-2318312 (-)
NOD/ShiLtJ ENSMUSGG00190055160
protein coding gene Chr19:940014-940432 (-)
NOD/ShiLtJ ENSMUSG00190030419
protein coding gene Chr19:940571-944473 (-)
NZO/HlLtJ ENSMUSG00225025772
protein coding gene Chr19:6023259-6027161 (-)
NZO/HlLtJ ENSMUSGG00225055568
protein coding gene Chr19:6022702-6023120 (-)
PWK/PhJ no annotation
SPRET/EiJ no annotation
WSB/EiJ no annotation



Homology
more
  • Human Ortholog
    RAD9A, RAD9 checkpoint clamp component A
  • Vertebrate Orthologs
    3
Vertebrate Orthology Source
Alliance of Genome Resources
  • Human Ortholog
    RAD9A, RAD9 checkpoint clamp component A
  • Synonyms
    RAD9
  • Links
    NCBI Gene ID: 5883
    UniProt: Q99638

  • Chr Location
    11q13.2; chr11:67317871-67398412 (+)  GRCh38

Mutations,
Alleles, and
Phenotypes
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  • Phenotype Summary
    32 phenotypes from 3 alleles in 3 genetic backgrounds
    20 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.
Embryos homozygous for a knock-out allele are consistently smaller and display abnormal embryonic development and midgestational lethality associated with increased apoptosis and reduced cellular proliferation. Mutant mouse embryonic fibroblasts are not viable.
Gene Ontology
(GO)
Classifications
less
  • 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
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
  • Tissues
  • cDNA Data
  • Literature Summary
  • Comparison Matrix
  • Sequences &
    Gene Models
    less
    Representative SequencesLengthStrain/SpeciesFlank
    genomic ENSMUSG00000024824 Ensembl Gene Model | MGI Sequence Detail 6467 C57BL/6J ±  kb
    transcript ENSMUST00000025740 Ensembl | MGI Sequence Detail 2081 Not Applicable  
    polypeptide ENSMUSP00000025740 Ensembl | MGI Sequence Detail 389 Not Applicable  
    For the selected sequence
    Protein
    Information
    less
    Molecular
    Reagents
    less
    • All nucleic 54
      Genomic 1
      cDNA 50
      Primer pair 3

      Microarray probesets 4
    References
    more
    • Summaries
      All 65
      Developmental Gene Expression 6
      Gene Ontology 10
      Phenotypes 20
    • Earliest
      J:50019 Richter MF, et al., Specific contribution of Tyk2 JH regions to the binding and the expression of the interferon alpha/beta receptor component IFNAR1. J Biol Chem. 1998 Sep 18;273(38):24723-9
    • Latest
      J:345621 Adams DJ, et al., Genetic determinants of micronucleus formation in vivo. Nature. 2024 Mar;627(8002):130-136

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