>tr|Q54971|Q54971_STRPY Superantigen OS=Streptococcus pyogenes OX=1314 GN=SSA PE=1 SV=1 MNKRIRILVVACVVFCAQLLSISVFASSQPDPTPEQLNKSSQFTGVMGNLRCLYDNHFVE GTNVRSTGQLLQHDLIFPIKDLKLKNYDSVKTEFNSKDLATKYKNKDVDIFGSNYYYNCY YSEGNSCKNAKKTCMYGGVTEHHRNQIEGKFPNITVKVYEDNENILSFDITTNKKQVTVQ ELDCKTRKILVSRKNLYEFNNSPYETGYIKFIESSGDSFWYDMMPAPGAIFDQSKYLMLY NDNKTVSSSAIAIEVHLTKK