Table 2.

Housekeeping alleles of GCS and GGS and comparison to GAS

LocusaLength of sequence (bp)No. of GAS alleles (from 212 isolates)No. of GCS-GGS alleles (from 34 isolates)Maximal % divergence
Within GASWithin GCS-GGSBetween GAS and GCS-GGS
gki49834102.611.712.6
gtr43032162.622.824.5
murI43824121.432.232.6
mutS4052162.24.94.9
recP45935166.16.47.6
xpt45029152.94.94.9
yqiL43422161.426.626.9
  • a For GCS and GGS isolates, thegtr locus was truncated to 430 bp (20 bp smaller than that originally reported for GAS). The allele recP116 from GGS strain 4236 formed a third cluster (not assigned to either cluster I or II) and is excluded from the maximal divergence calculations.