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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Polr1atm1a(EUCOMM)Hmgu
targeted mutation 1a, Helmholtz Zentrum Muenchen GmbH
MGI:5299805
Summary 8 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Polr1atm1a(EUCOMM)Hmgu/Polr1atm1a(EUCOMM)Hmgu involves: C57BL/6N MGI:7526457
ht2
Polr1atm1a(EUCOMM)Hmgu/Polr1a+ involves: C57BL/6N MGI:7526454
ht3
Polr1aem2Knwea/Polr1atm1a(EUCOMM)Hmgu involves: C57BL/6 * C57BL/6N MGI:7526447
ht4
Polr1aem3Knwea/Polr1atm1a(EUCOMM)Hmgu involves: C57BL/6 * C57BL/6N MGI:7526449
cn5
Foxg1tm1.1(cre)Ddmo/Foxg1+
Gt(ROSA)26Sortm4(ACTB-tdTomato,-EGFP)Luo/Gt(ROSA)26Sor+
Polr1atm1a(EUCOMM)Hmgu/Polr1atm1c(EUCOMM)Hmgu
involves: 129S1/Sv * 129T/Sv * 129X1/SvJ * C57BL/6N MGI:7526487
cn6
Gt(ROSA)26Sortm4(ACTB-tdTomato,-EGFP)Luo/Gt(ROSA)26Sor+
Polr1atm1a(EUCOMM)Hmgu/Polr1atm1c(EUCOMM)Hmgu
Tg(Wnt1-cre/Esr1*)10Rth/0
involves: 129S1/Sv * 129X1/SvJ * C57BL/6N MGI:7526475
cn7
Gt(ROSA)26Sortm4(ACTB-tdTomato,-EGFP)Luo/Gt(ROSA)26Sor+
Polr1atm1a(EUCOMM)Hmgu/Polr1atm1c(EUCOMM)Hmgu
Tg(Mef2c-cre)2Blk/0
involves: 129S1/Sv * 129X1/SvJ * C57BL/6N MGI:7526459
cn8
Gt(ROSA)26Sortm4(ACTB-tdTomato,-EGFP)Luo/Gt(ROSA)26Sor+
Polr1atm1a(EUCOMM)Hmgu/Polr1atm1c(EUCOMM)Hmgu
Tg(Sox10-cre)1Wdr/0
involves: 129S1/Sv * 129X1/SvJ * C57BL/6N * CBA MGI:7526465


Genotype
MGI:7526457
hm1
Allelic
Composition
Polr1atm1a(EUCOMM)Hmgu/Polr1atm1a(EUCOMM)Hmgu
Genetic
Background
involves: C57BL/6N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Polr1atm1a(EUCOMM)Hmgu mutation (1 available); any Polr1a mutation (94 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging




Genotype
MGI:7526454
ht2
Allelic
Composition
Polr1atm1a(EUCOMM)Hmgu/Polr1a+
Genetic
Background
involves: C57BL/6N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Polr1atm1a(EUCOMM)Hmgu mutation (1 available); any Polr1a mutation (94 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
embryo
N
• mice born at expected Mendelian ratios and sex ratios

growth/size/body
N
• no obvious phenotype

reproductive system




Genotype
MGI:7526447
ht3
Allelic
Composition
Polr1aem2Knwea/Polr1atm1a(EUCOMM)Hmgu
Genetic
Background
involves: C57BL/6 * C57BL/6N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Polr1aem2Knwea mutation (0 available); any Polr1a mutation (94 available)
Polr1atm1a(EUCOMM)Hmgu mutation (1 available); any Polr1a mutation (94 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
embryo
N
• mice born at expected Mendelian ratios and sex ratios

growth/size/body
N
• no obvious phenotype




Genotype
MGI:7526449
ht4
Allelic
Composition
Polr1aem3Knwea/Polr1atm1a(EUCOMM)Hmgu
Genetic
Background
involves: C57BL/6 * C57BL/6N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Polr1aem3Knwea mutation (0 available); any Polr1a mutation (94 available)
Polr1atm1a(EUCOMM)Hmgu mutation (1 available); any Polr1a mutation (94 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
embryo
• mice born at expected Mendelian ratios and sex ratios

growth/size/body
• no obvious phenotype




Genotype
MGI:7526487
cn5
Allelic
Composition
Foxg1tm1.1(cre)Ddmo/Foxg1+
Gt(ROSA)26Sortm4(ACTB-tdTomato,-EGFP)Luo/Gt(ROSA)26Sor+
Polr1atm1a(EUCOMM)Hmgu/Polr1atm1c(EUCOMM)Hmgu
Genetic
Background
involves: 129S1/Sv * 129T/Sv * 129X1/SvJ * C57BL/6N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Foxg1tm1.1(cre)Ddmo mutation (1 available); any Foxg1 mutation (29 available)
Gt(ROSA)26Sortm4(ACTB-tdTomato,-EGFP)Luo mutation (10 available); any Gt(ROSA)26Sor mutation (993 available)
Polr1atm1a(EUCOMM)Hmgu mutation (1 available); any Polr1a mutation (94 available)
Polr1atm1c(EUCOMM)Hmgu mutation (0 available); any Polr1a mutation (94 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• in E12, E14 and E17 embryos




Genotype
MGI:7526475
cn6
Allelic
Composition
Gt(ROSA)26Sortm4(ACTB-tdTomato,-EGFP)Luo/Gt(ROSA)26Sor+
Polr1atm1a(EUCOMM)Hmgu/Polr1atm1c(EUCOMM)Hmgu
Tg(Wnt1-cre/Esr1*)10Rth/0
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm4(ACTB-tdTomato,-EGFP)Luo mutation (10 available); any Gt(ROSA)26Sor mutation (993 available)
Polr1atm1a(EUCOMM)Hmgu mutation (1 available); any Polr1a mutation (94 available)
Polr1atm1c(EUCOMM)Hmgu mutation (0 available); any Polr1a mutation (94 available)
Tg(Wnt1-cre/Esr1*)10Rth mutation (0 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
cardiovascular system
• diffuse vascular leakage in E11.5 embryos

craniofacial
• starting in E9.5 embryos, worsening with age

embryo

growth/size/body
• starting in E9.5 embryos, worsening with age

mortality/aging




Genotype
MGI:7526459
cn7
Allelic
Composition
Gt(ROSA)26Sortm4(ACTB-tdTomato,-EGFP)Luo/Gt(ROSA)26Sor+
Polr1atm1a(EUCOMM)Hmgu/Polr1atm1c(EUCOMM)Hmgu
Tg(Mef2c-cre)2Blk/0
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm4(ACTB-tdTomato,-EGFP)Luo mutation (10 available); any Gt(ROSA)26Sor mutation (993 available)
Polr1atm1a(EUCOMM)Hmgu mutation (1 available); any Polr1a mutation (94 available)
Polr1atm1c(EUCOMM)Hmgu mutation (0 available); any Polr1a mutation (94 available)
Tg(Mef2c-cre)2Blk mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
cardiovascular system
• in E12 embryos
• in newborns, owing to blood pooling
• newborn hearts have only single ventricle

growth/size/body
• in newborns, owing to blood pooling




Genotype
MGI:7526465
cn8
Allelic
Composition
Gt(ROSA)26Sortm4(ACTB-tdTomato,-EGFP)Luo/Gt(ROSA)26Sor+
Polr1atm1a(EUCOMM)Hmgu/Polr1atm1c(EUCOMM)Hmgu
Tg(Sox10-cre)1Wdr/0
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6N * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm4(ACTB-tdTomato,-EGFP)Luo mutation (10 available); any Gt(ROSA)26Sor mutation (993 available)
Polr1atm1a(EUCOMM)Hmgu mutation (1 available); any Polr1a mutation (94 available)
Polr1atm1c(EUCOMM)Hmgu mutation (0 available); any Polr1a mutation (94 available)
Tg(Sox10-cre)1Wdr mutation (2 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
cardiovascular system
N
• normal outflow tract septation in E9.5 embryos

craniofacial
• in E16 and E17 embryos
• in E16 and E17 embryos
• mandibular cleft in E14-E17 embryos
• in E17 embryos
• in E16 and E17 embryos
• in E16 and E17 embryos
• in E16 and E17 embryos

digestive/alimentary system
• in E16 and E17 embryos

growth/size/body
• mandibular cleft in E14-E17 embryos
• in E16 and E17 embryos
• in E16 and E17 embryos
• in E16 and E17 embryos

respiratory system
• in E16 and E17 embryos

skeleton
• in E16 and E17 embryos
• in E16 and E17 embryos
• mandibular cleft in E14-E17 embryos
• in E17 embryos
• in E16 and E17 embryos





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last database update
11/12/2024
MGI 6.24
The Jackson Laboratory