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Symbol
Name
ID

C4b
complement C4B (Chido blood group)
MGI:88228

Phenotype annotations related to homeostasis/metabolism

*	Aspects of the system are reported to show a normal phenotype.
	Darker colors indicate more annotations

Human Phenotypes	Elevated circulating C-reactive protein concentration	Elevated erythrocyte sedimentation rate	Joint swelling	Fever	Hematuria	Pyuria	Proteinuria	Increased circulating free T3	Increased circulating free T4 concentration	Decreased thyroid-stimulating hormone level	Increased serum serotonin
Disease(s) Associated with C4A	Elevated circulating C-reactive protein concentration	Elevated erythrocyte sedimentation rate	Joint swelling	Fever	Hematuria	Pyuria	Proteinuria	Increased circulating free T3	Increased circulating free T4 concentration	Decreased thyroid-stimulating hormone level	Increased serum serotonin
Graves' disease
systemic lupus erythematosus
Disease(s) Associated with C4B
autistic disorder
Graves' disease
rheumatoid arthritis
systemic lupus erythematosus

Mouse Phenotypes		homeostasis/metabolism phenotype	abnormal blood coagulation
Availability	Mouse Genotype
	C4b^tm1Crr/C4b^tm1Crr	*

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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