the embryonic development and differentiation of the central nervous system; Saccharomyces cerevisiae (Baker's yeast) RSP5, similar to NEDD4 in its molecular organization; Rattus norvegicus ( Rat ) FE65 , a transcription-factor activator expressed preferentially in liver; Nicotiana tabacum (Common tobacco) DB10 protein, amongst others. [ edit ] External links Eukaryotic Linear