Primary Identifier | MGI:1889070 | Allele Type | Targeted |
Attribute String | Null/knockout | Gene | C4b |
Transmission | Germline | Strain of Origin | 129S4/SvJae |
Is Recombinase | false | Is Wild Type | false |
molecularNote | A genomic fragment corresponding to 987 nucleotides of coding sequence (exons 23-29) was replaced with a neomycin selection cassette. ELISA assays on serum derived from homozygous mice demonstrated that no detectable protein is produced from this allele. |