emm4.9 (emm-cluster E1) subtype determining sequence. Identity to bases 31-180 (encodes mature N-terminus) and ungapped identity or near-identity to complete 180 base sequence defines this subtype. emm4.9 from GAS throat isolate 178A recovered in United States during 2007. Sequence and info provided by Baofeng Hu, University of Pennsylvania Medical Center. emm4.9.sds Length: 180 February 13, 2007 16:22 Type: N Check: 4174 .. 1 GGCTTTGCAA ACCAAACAGA AgTTAaGGCT GCGGAGATTA AAAAGCCTCA 51 GGCTGATTCA GCGTGGAACT GGCCTAAAGA ATATAACGCG TTACTTAAGG 101 AAAATGAGGA TCTCAaGGTA GAACGTGAAA AATATCTATC TTATGCTGAC 151 GATAAAgAAA AAGATCCTCA ATATAGAGCA