emm53.1 (emm-cluster D4) subtype-determining sequence consists of bases 
31-180 that encodes  residues 1-50 of mature protein.

emm53.1.sds  Length: 180  November 27, 2006 14:15  Type: N  Check: 868  ..

       1  GGGTTAGCAA GCCAGACAGA AGTTAAGGCG AATAGAGCAG ACGACGCTAG 

      51  AAATGAAGTA CTAAGGGGGA ATCTTGTACG GGCTGAGCTT TGGTACCGTC 

     101  AAATACAAGA AAATGACCAA CTTAAATTGG AAAATAAAGG GCTTAAGACT 

     151  GATTTACGGG AAAAGGAAGA AGAGTTAAAA