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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Maf+
wild type
MGI:2149277
Summary 3 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
ht1
Mafem1(IMPC)Mbp/Maf+ C57BL/6N-Mafem1(IMPC)Mbp/MbpMmucd MGI:6408489
ht2
MafOfl/Maf+ either: 102/ElH or C3H/HeH MGI:2654216
ht3
MafENU424/Maf+ involves: 102/El * C3H/El * C57BL/6El MGI:3712068


Genotype
MGI:6408489
ht1
Allelic
Composition
Mafem1(IMPC)Mbp/Maf+
Genetic
Background
C57BL/6N-Mafem1(IMPC)Mbp/MbpMmucd
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mafem1(IMPC)Mbp mutation (1 available); any Maf mutation (29 available)
Data Sources
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological

cardiovascular system
IMPC - UCD

embryo

endocrine/exocrine glands
IMPC - UCD

growth/size/body
IMPC - UCD
IMPC - UCD
IMPC - UCD
IMPC - UCD

hematopoietic system
IMPC - UCD
IMPC - UCD

homeostasis/metabolism

immune system
IMPC - UCD
IMPC - UCD

liver/biliary system
IMPC - UCD

nervous system

renal/urinary system
IMPC - UCD
IMPC - UCD

reproductive system
IMPC - UCD

vision/eye
IMPC - UCD
IMPC - UCD




Genotype
MGI:2654216
ht2
Allelic
Composition
MafOfl/Maf+
Genetic
Background
either: 102/ElH or C3H/HeH
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
MafOfl mutation (2 available); any Maf mutation (29 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
vision/eye
• ona 102/ElH background, some pupils fail to dilate fully after atropine, suggesting abnormal development of the anterior segment
• described as pulverulent (powdery)
• Background Sensitivity: complete penetrance observed on a C3H/HeH background
• Background Sensitivity: incomplete penetrance and expressivity observed on a 102/ElH background

behavior/neurological
• ona 102/ElH background, some pupils fail to dilate fully after atropine, suggesting abnormal development of the anterior segment

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
cataract 21 multiple types DOID:0110256 OMIM:610202
J:82475




Genotype
MGI:3712068
ht3
Allelic
Composition
MafENU424/Maf+
Genetic
Background
involves: 102/El * C3H/El * C57BL/6El
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
MafENU424 mutation (0 available); any Maf mutation (29 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
vision/eye
• mice have a granular nuclear opacity on their lenses to a lesser severity than homozygotes





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
01/20/2026
MGI 6.24
The Jackson Laboratory