emm5.57 (emm-cluster M5) subtype-determining sequence encoding C terminal 10 residues of signal sequence and N terminal 50 residues of mature M protein. emm5.57 from pharyngitis GAS isolate UT06-27. type specific sequence. emm5.57.sds Length: 180 August 31, 2006 11:24 Type: N Check: 2397 .. 1 TTAGTTGTCA ATACTAATGA AGTTAGTGCA ACCGTGACTA GGGGTACAGT 51 AAATGACCCG CAAAGAGCAA AAGAAACTAT TGACAAGTAT GAGCTAGAAA 101 ACCATGACTT AAAAACTAAG AATGAAGGGT TAAAAACTGA GAATGAAGGG 151 TTAAAAACTG AGAATGAAGG GTTAAAAACT