emm18.11 (emm-cluster clade Y) subtype determining sequence. bases 31-180 
encode residues 1-50 of mature M protein  

emm18.11(T nontypeable, sof PCR-negative) obtained from year 2004 external 
quality assurance GAS strain 3.CDC designation = 300-04, provided by Dr.
Androulla Efstratiou, Respiratory and Systemic Infection  Laboratory, London.

emm18.11.sds  Length: 180  October 26, 2006 08:28  Type: N  Check: 1387  ..

       1  TTAGCGGTTA ACCAAACAGA AGTTAGCGCA GCACCTCTTA CTCGAGCTAC 

      51  AGCAGACAAT AAAGACGAAT TAATAAAAAG AGCTAACGAT TATGAGATAC 

     101  AGAACCATCG GTTAACAGTT GAGAATAAAA AATTAAAAAC TGATAAGGAA 

     151  CAGTTAACAA AAGAGAATGA TGATTTAAAA