emm53.7 (emm-cluster D4) subtype-determining sequence consists of bases 31-180 that encodes residues 1-50 of mature protein. emm53.7 from GAS blood isolate 18844 (T8/25/Imp19). Unusual emm sequence predicted to encode truncated processed product of only 32 residues due to frame shift.Sequence and info provided by Dr. Lea Valinsky, Central Laboratories, Israeli Ministry of Health. . . . emm53.7.sds Length: 180 November 27, 2006 14:23 Type: N Check: 472 .. 1 GGGTTAGCAA GCCAGACAGA AGTTAAGGCG AATAGAGCAG ACGACGCTAG 51 AAATGAAGTA CTAAGGGGGA ATCTTGTACG GGCTGAGCTT TGGTACCGTC 101 AAATACAAGA AAATGACCAA CCAACTTAAA TTGGAAAAGA AAGAGCTTAA 151 GACTGAGTTA CAGGAAAAGG AACAAGAGGT