>sp|O23969|SF21_HELAN Pollen-specific protein SF21 OS=Helianthus annuus OX=4232 GN=SF21 PE=2 SV=1 MADSGHSISVTFPSFHSGGKEHIIRTGCGSVSVTVCGDQEKPPLITYPDLALNHMSCFQG LFVSPESASLLLHNFCIYHINPPGHELGAASIGIDDPVPSIEDLCDQILVVLNYFRLGSV MCMGAMAGAYILTLFSIKYSERVTGLILISPICKAPSWTERFYNKLTSKTLYYYGMCDLV KELLIHRYFSKEVCGNPEIPESDMVLACRKLLDERDSVNVWRYLQAIDSRRDITEELKSL ECKTIIFVGDSSPFHDEALQIAEKLGTNCSALVEVHACGSMVTQEQPHAMLIPLENFLKG FGLYRPCRYSNSPRSPLGPSSIDPELLYPEKMGLKLRPIKLRVSPQPRAHKN