The B3 superfamily, which belongs to the plant-specific transcription factors, is widely involved in multiple biological processes. In apricot (Prunus armeniaca), classification, structure, and function of superfamily are not yet clear. this study, a total 75 genes were identified from genome. can be divided into five subfamilies, i.e., REM, ARF, ABI3, RAV, HSI, same subfamily have similar stru...