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Phenotypes Associated with This Genotype
Genotype
MGI:3800403
Allelic
Composition		 Rgsc344/Rgsc344+
Genetic
Background		 involves: C57BL/6JJcl * DBA/2JJcl
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Rgsc344 mutation (1 available); any Rgsc344 mutation (1 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
hematopoietic system
decreased erythrocyte cell number ( J:133634 )
• mice heterozygous for this mutation have a low red blood cell (RBC) count (9.2 x 106/ul vs. a control range of 9.7-11.9 x 106/ul)
increased mean corpuscular hemoglobin ( J:133634 )
• heterozygous mutant mice have high mean corpuscular hemoglobin (MCH) (17.1 pg vs. a control range of 14.0-15.6 pg)

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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Send questions and comments to User Support. 		last database update
01/06/2026
MGI 6.24 		The Jackson Laboratory