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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Nsd2+
wild type
MGI:2435612
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
ht1
Nsd2tm1Ykan/Nsd2+ involves: 129S2/SvPas * C57BL/6 MGI:3851518
cx2
Nkx2-5tm1(cre)Rjs/Nkx2-5+
Nsd2tm1Ykan/Nsd2+
involves: 129S2/SvPas * 129S7/SvEvBrd * C57BL/6 MGI:3851519


Genotype
MGI:3851518
ht1
Allelic
Composition
Nsd2tm1Ykan/Nsd2+
Genetic
Background
involves: 129S2/SvPas * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Nsd2tm1Ykan mutation (0 available); any Nsd2 mutation (52 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
growth/size/body
• some mice have malocclusions
• some mice exhibit severe growth retardation

cardiovascular system
• hypoplasia of the septum secundum was observed more frequently in E18.5 embryos than in controls

craniofacial
• some mice have malocclusions

skeleton
• some mice have malocclusions
• mice have a delay in development of sternum ossifications

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
Wolf-Hirschhorn syndrome DOID:0050460 OMIM:194190
J:150360




Genotype
MGI:3851519
cx2
Allelic
Composition
Nkx2-5tm1(cre)Rjs/Nkx2-5+
Nsd2tm1Ykan/Nsd2+
Genetic
Background
involves: 129S2/SvPas * 129S7/SvEvBrd * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Nkx2-5tm1(cre)Rjs mutation (1 available); any Nkx2-5 mutation (21 available)
Nsd2tm1Ykan mutation (0 available); any Nsd2 mutation (52 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
cardiovascular system
• hypoplasia of the septum secundum was observed more frequently in E18.5 embryos than in controls
• one-third of E18.5 embryos have atrial septum defects
• one-third of E18.5 embryos have membranous ventricular septum defects





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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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last database update
01/06/2026
MGI 6.24
The Jackson Laboratory