emm1.0. (emm cluster A-C3) usually T1, opacity factor negative. Also, 
rarely,  T3, opacity factor negative. emm1 is the most frequent emm 
type that we encounter from invasive and noninvasive infections in the 
U.S. Note that emm1 is related to emm1-2, emm1-4, and st1969 (related
but distinct emm types). CDC reference strain= SS745 (T1, OF-)=
RCL T1/119/8 obtained in 1967.
 
emm1.0  Length: 398  April 23, 2010 16:31  Type: N  Check: 1997  ..

       1  GCTTCAGTAG CGGTAGCTTT GACTGTTTTA GGGGCAGGTT TTGCGAATCA 

      51  AACAGAGGTT AAGGCTAACG gtgatggtaa tcctagggaa gTTATAGAAG 

     101  ATCTTGCAGC AAACAATCCC GCAATACAAA ATATACGTTT ACGTCACGAA 

     151  AACAAGGACT TAAAAGCGAG ATTAGAGAAT GCAATGGAAG TTGCAGGAAG 

     201  AGATTTTAAG AGAGCTGAAG AACTTgaaaa agcaaaacaa gccttagaag 

     251  accagcgtaa agatttagaa actaaattaa aagaactaca acaagactat 

     301  gacttagcaa aggaatcaac aagttgggat agacaaagac ttgaaaaaga 

     351  gttagaagag aaaaaggaag ctcttgaatt agcgatagac caggcaag