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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Mrap2+
wild type
MGI:3798661
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
ht1
 		Mrap2tm1.1Maj/Mrap2+ either: B6.129-Mrap2tm1.1Maj or (involves: 129 * 129S6/SvEvTac) MGI:5526065
cx2
 		Mc4rtm1Lowl/Mc4r+
Mrap2tm1.1Maj/Mrap2+ 		involves: 129S4/SvJae * 129S6/SvEvTac * C57BL/6 MGI:5526071


Genotype
MGI:5526065
ht1
Allelic
Composition		 Mrap2tm1.1Maj/Mrap2+
Genetic
Background		 either: B6.129-Mrap2tm1.1Maj or (involves: 129 * 129S6/SvEvTac)
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mrap2tm1.1Maj mutation (0 available); any Mrap2 mutation (16 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
growth/size/body
increased body weight ( J:199365 )
• at 160-175 days of age on a standard chow diet and at 56-95 days of age on a high-fat diet




Genotype
MGI:5526071
cx2
Allelic
Composition		 Mc4rtm1Lowl/Mc4r+
Mrap2tm1.1Maj/Mrap2+
Genetic
Background		 involves: 129S4/SvJae * 129S6/SvEvTac * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mc4rtm1Lowl mutation (2 available); any Mc4r mutation (46 available)
Mrap2tm1.1Maj mutation (0 available); any Mrap2 mutation (16 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
growth/size/body
obese ( J:199365 )




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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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Send questions and comments to User Support. 		last database update
03/25/2025
MGI 6.24 		The Jackson Laboratory