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Symbol
Name
ID
Il21r
interleukin 21 receptor
MGI:1890475
Phenotype annotations related to immune system
*Aspects of the system are reported to show a normal phenotype.
Darker colors indicate more annotations
Human Phenotypes
Decreased circulating antibody level
Panhypogammaglobulinemia
Lymphopenia
Leukopenia
Autoimmune thrombocytopenia
Recurrent sinusitis
Recurrent pharyngitis
Pericarditis
Lymphadenopathy
Mediastinal lymphadenopathy
Splenomegaly
Recurrent infection of the gastrointestinal tract
Chronic hepatitis due to cryptosporidium infection
Cholangitis
Otitis media
Chronic otitis media
Recurrent otitis media
Iridocyclitis
Epididymitis
Lupus nephritis
Nephritis
Abnormality of the immune system
Erythema nodosum
Discoid lupus rash
Malar rash
Pneumonia
Recurrent pneumonia
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
Immunodeficiency
Pneumocystis jirovecii pneumonia
Recurrent infections
Recurrent respiratory infections
Recurrent bronchitis
Meningitis
Disease(s) Associated with IL21R
Behcet's disease
common variable immunodeficiency
immunodeficiency 56
systemic lupus erythematosus
temporal arteritis

Mouse Phenotypes
immune system phenotype
decreased T cell proliferation
abnormal thymocyte activation
abnormal CD4-positive T cell differentiation
decreased basophil cell number
decreased eosinophil cell number
decreased granulocyte number
decreased CD4-positive, alpha-beta T cell number
abnormal leukocyte physiology
impaired eosinophil recruitment
abnormal lymphocyte physiology
abnormal immunoglobulin level
decreased IgA level
decreased IgE level
increased IgE level
decreased IgG1 level
decreased IgG2a level
decreased IgG2b level
decreased IgG3 level
abnormal NK cell physiology
impaired natural killer cell mediated cytotoxicity
abnormal T cell physiology
abnormal T-helper 1 physiology
abnormal T-helper 2 physiology
abnormal CD8-positive, alpha-beta T cell physiology
decreased cytotoxic T cell cytolysis
abnormal T cell activation
abnormal memory T cell physiology
abnormal immune system morphology
abnormal immune system physiology
abnormal dendritic cell physiology
abnormal Langerhans cell physiology
abnormal plasmacytoid dendritic cell physiology
decreased susceptibility to type IV hypersensitivity reaction
decreased interferon-gamma secretion
increased interferon-gamma secretion
decreased interleukin-13 secretion
decreased interleukin-17 secretion
decreased interleukin-21 secretion
decreased interleukin-4 secretion
decreased susceptibility to autoimmune diabetes
increased susceptibility to experimental autoimmune encephalomyelitis
granulomatous inflammation
abnormal susceptibility to infection
Availability Mouse Genotype
Il21rtm1Day/Il21rtm1Day
Il21rtm1Kopf/Il21rtm1Kopf *
Il21rtm1Wjl/Il21rtm1Wjl

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