Protein Gene location in M. tuberculosis genome Designation In
    M. bovis M. bovis BCG
ESAT-6 subfamily 1
ESXI (Rv1037c) 1160.83 Mb1066c BCG1095c
ESXL (Rv1198) 1341.01 Mb1230 BCG1258
ESXN (Rv1793) 2030.69 Mb1821 BCG1825
ESXO (Rv2346c) 2626.17 Mb2375c BCG2369c
ESXV (Rv3619c) 4060.27 NA NA
ESAT-6 subfamily 2
ESXJ (Rv1038c) 1161.15 Mb1067c BCG1096c
ESXK (Rv1197) 1340.66 Mb1229 BCG1257
ESXM (Rv1792)  2030.35 Mb1820 BCG1824
ESXP(Rv2347c) 2626.52 NA          NA
ESXW (Rv3620c)                4060.59 NA NA
Table 3: Gene locations of proteins of ESAT-6 subfamilies 1 and 2 in M. tuberculosis, and designation of their orthologs in M. bovis and M. bovis BCG.