HNF4-alpha<fl> HNF4alpha-flox http://identifiers.org/mgd/MGI:2183520 targeted mutation 1.1, Frank J Gonzalez No functional change|Conditional ready Hnf4a<tm1.1Gonz> Hnf4a<loxP> HNF4alpha<flox> hnf4<fl> MGI:2183520 HNF4-alpha<flox>