AP4S1 GI:21361394 adaptor-related protein complex 4, sigma 1 subunit isoform 1 1 mikfflmvnk qgqtrlskyy ehvdinkrtl letevikscl srsneqcsfi 50 51 eykdfkliyr qyaalfivvg vndtenemai yefihnfvev ldeyfsrvse 100 101 ldvsffntvf hstwqmhsgp yqepidelpk icsalepqqt cfspdsssfk 150 151 gaasttpiy