emm6.21 (emm-cluster M6) subtype emm6.21 first found in year 2002-
2003 U.S. pediatric surveillance isolate WA03-93. 

emm6.21  Length: 651  November 23, 2003 12:08  Type: N  Check: 1939  ..

       1  GCATCAGTAG CAGTGGCTTT GAGTGTAATA GGGGCAGGAT TAGTTGTCAA 

      51  TACTAATGAA GTTAGTGCAA GAGTGTTTCC TAGGGGGACG GTAGAAAACC 

     101  CGGACGAAGC ACGAGAACTT CTTAACAAGT ATGACGTAGA GAACTCTATA 

     151  TTACAAGCTA ATAATGACAA GTTAACAACT GAGAATAAAA ACTTAACAGA 

     201  TCAGAATAAG GAGTTAAAAG CTGAGGAGAA TAGGTTAACA ACTGAGAATA 

     251  AAGGGTTAAC TAAAAAGTTG AGTGAAGCTG AAGAAGAAGC AGCAAATAAA 

     301  GAGCAAGAAA GTAAAGAAAC CATTGGTACC CTTAAAAAAA CCTTGGATGA 

     351  GACAGTAAAA GATAAAATTG CTAAGGAGCA AGAAAGTAAA GAAACCATTG 

     401  GTACCCTTAA AAAAATCTTG GATGAGACAG TAAAAGATAA AATTGCGAGA 

     451  GAGCAAAAAA GTAAACAAGA CATTGGTGCC CTTAAACAAG AATTAGCTAA 

     501  AAAAGATGAA GGAAACAAAG TTTCAGAAGC AAGCCGTAAG GGTCTTCGCC 

     551  GTGACTTGGA CGCATCACGT GAAGCTAAGA AACAGGTTGA AAAAGATTTA 

     601  GCAAACTTGA CTGCTGAACT TGATAAGGTT AAAGAAGAAA AACAAATCTC 

     651  A