NCIt definition : Human CFB wild-type allele is located in the vicinity of 6p21.33 and is approximately
6 kb in length. This allele, which encodes complement factor B protein, is involved
in convertase activity associated with complement activation. Mutation of the gene
is associated with complement deficiency, decreased risk for age-related macular degeneration
and increased susceptibility to atypical hemolytic uremic syndrome.;