| Primary Identifier | MGI:4948122 | Allele Type | Targeted |
| Attribute String | Hypomorph | Gene | Col1a1 |
| Transmission | Germline | Strain of Origin | 129S6/SvEvTac |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A floxed neo cassette was inserted between exon 1 and 2. This insertion is predicted to prevent formation of the 5' UTR stem-loop structure within intron 1. Reduced protein expression was confirmed by western blot analysis on mouse embryonic fibroblast extracts. |