>2sfa_ (-) SEQRES residues
iaggeaiyaagggrcslgfnvrsssgatyaltaghcteiastwytnsgqtsllgtragts
fpgndyglirhsnasaadgrvylyngsyrditgagnayvgqtvqrsgsttglhsgrvtgl
natvnygggdivsgliqtnvcaepgdsggalfagstalgltsggsgncrtggttffqpvt
ealsaygvsil