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Symbol
Name
ID
Il21
interleukin 21
MGI:1890474
Phenotype annotations related to immune system
Darker colors indicate more annotations
Human Phenotypes
Increased circulating IgE level
Decreased circulating IgG level
Decreased proportion of class-switched memory B cells
Abnormal T cell count
Leukopenia
Pericarditis
Lymphadenopathy
Inflammation of the large intestine
Crohn's disease
Subacute progressive viral hepatitis
Lupus nephritis
Nephritis
Abnormality of the immune system
Discoid lupus rash
Malar rash
Serositis
Decreased circulating complement C3 concentration
Decreased circulating complement C4 concentration
Antineutrophil antibody positivity
Perinuclear antineutrophil antibody positivity
Antinuclear antibody positivity
Anti-dsDNA antibody positivity
Anti-La/SS-B antibody positivity
Anti-Sm antibody positivity
Anti-U1 ribonucleoprotein antibody positivity
Antiphospholipid antibody positivity
Systemic lupus erythematosus
Asthma
Recurrent respiratory infections
Disease(s) Associated with IL21
asthma
common variable immunodeficiency 11
hepatocellular carcinoma
systemic lupus erythematosus

Mouse Phenotypes
abnormal class switch recombination
abnormal T cell differentiation
decreased germinal center B cell number
decreased CD4-positive, alpha-beta T cell number
abnormal CD4-positive, alpha beta T cell morphology
abnormal gamma-delta T cell morphology
abnormal spleen germinal center morphology
decreased spleen germinal center number
abnormal germinal center B cell physiology
increased IgE level
decreased IgG1 level
abnormal CD4-positive, alpha-beta T cell physiology
abnormal interleukin level
decreased susceptibility to experimental autoimmune encephalomyelitis
increased susceptibility to experimental autoimmune encephalomyelitis
Availability Mouse Genotype
Il21tm1Lex/Il21tm1Lex
Il21tm1Llit/Il21tm1Llit

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
04/23/2024
MGI 6.23
The Jackson Laboratory