| Primary Identifier | MGI:2152978 | Allele Type | Targeted |
| Attribute String | Null/knockout | Gene | Col2a1 |
| Transmission | Germline | Strain of Origin | 129/Sv |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin resistance cassette was inserted into exon 35. RT-PCR analysis demonstrated the presence of a transcript that terminated at exon 35. A mature protein was not detected in cultured cartilage cells isolated from homozygous mice. |