emm5.40 (emm-cluster M5) subtype-determining sequence encoding signal sequence C terminal 10 residues and N terminal 50 residues of mature M protein. emm5.40 from 2003-2004 pharyngitis season isolates QU04-97 and QU04-90 recovered in Quebec. emm5.40.sds Length: 180 August 30, 2006 16:23 Type: N Check: 2531 .. 1 TTAGTTGTCA ATACTAATGA AGTTAGTGCA ACCGTGACTA GGAGTACAAT 51 AAATGACCCG CAAAGAGCAA AAGAAGCTCT TGACAAGTAT GAGCTAGAAA 101 ACCATGGGTT AAAAACTGAG AATGAAGGGT TAAAAACTGA GAATGAAGGG 151 TTAAAAACTG AGAATGAAGG GTTAAAAACT