emm4.6 (emm-cluster E1) subtype-determining sequence encoding signal sequence C terminal 10 residues and N terminal 50 residues of mature M protein. emm4.6 from 2004-2005 U.S. pharyngitis surveillance GAS isolate IL05-01. emm4.6.sds Length: 180 August 30, 2006 15:42 Type: N Check: 3620 .. 1 GGCTTTGCAA ACCAAACAGA AGTTAAGGCT GCGGAGATTA AAAAGCCTCA 51 GGCTGATTCA GCGTGGAACT GGCCTAAAGA ATATAACGCG TTAGTTAAGG 101 AAAATGAGGA GCTCAAGGTA GAACGTGAAA AATATCTATC TTATGCTGAC 151 GATAAAGAAA AAGATCCTCA ATATAGAGCA