Rosa26<loxP-STOP-loxP-HA-EWSR1/FLI1> MGI:3769110 E/F Gt(ROSA)26Sor<tm1(EWSR1/FLI1)Sbk> http://identifiers.org/mgd/MGI:3769110 targeted mutation 1, Suzanne J Baker Conditional ready|Humanized sequence|Inserted expressed sequence