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Phenotypes Associated with This Genotype
Genotype
MGI:5297093
Allelic
Composition		 Fcnatm1Tefu/Fcnatm1Tefu
Mbl1tm1Kata/Mbl1tm1Kata
Mbl2tm1Kata/Mbl2tm1Kata
Genetic
Background		 involves: 129S4/SvJae
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fcnatm1Tefu mutation (1 available); any Fcna mutation (21 available)
Mbl1tm1Kata mutation (1 available); any Mbl1 mutation (23 available)
Mbl2tm1Kata mutation (1 available); any Mbl2 mutation (20 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
immune system
immune system phenotype ( J:177350 )
N
• mice exhibit normal collagen antibody-induced arthritis with normal complement alternative pathway activation

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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Funding Information
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Send questions and comments to User Support. 		last database update
03/31/2026
MGI 6.24 		The Jackson Laboratory