| Primary Identifier | MGI:4837620 | Allele Type | Targeted |
| Attribute String | Conditional ready, No functional change | Gene | Nfasc |
| Transmission | Germline | Strain of Origin | Not Specified |
| Is Recombinase | false | Is Wild Type | false |
| molecularNote | A neomycin selection cassette followed by a loxP site was inserted into intron 10 and a second loxP site was inserted in intron 15. Exons 11 to 15, encoding Ig domains 5 and 6, are flanked by loxP sites. |