Table 2. Sequence variation in the MG191 and MG192 repeat regions.
| Specimen | Nucleotide/amino acid difference (%) compared to G37a | |||
| MG191-B(575–1016) | MG191-EF(2292–2876) | MG191-G(3305–3550) | MG192-JKLM(126–1548) | |
| M30 | 19.7/36.6 | 15.5/30.5 | 14.2/22.2 | 9.7/19.7 |
| M2282 | 20.1/43.7 | 11.3/22.2 | 20.3/37.0 | 10.2/21.4 |
| M2288 | 15.7/31.7 | 21.0/39.5 | 27.1/35.0 | 15.8/27.3 |
| M2300 | 19.9/37.1 | 16.7/35.6 | 12.9/25.3 | 9.1/18.9 |
| M2321 | 21.9/30.3 | 17.7/31.8 | 16.9/31.2 | 12.0/18.6 |
| M2341 | 18.3/32.2 | 17.9/36.8 | 10.2/25.3 | 13.0/24.2 |
| M6257 | 20.9/33.3 | 17.7/34.4 | 9.5/13.4 | 13.6/25.3 |
| M6280 | 19.3/32.8 | 18.0/36.9 | 11.9/22.5 | 14.3/27.1 |
| M6282 | 25.2/43.0 | 17.0/30.9 | 20.3/31.2 | 14.7/25.9 |
| M6283 | 21.5/33.8 | 16.4/31.1 | 17.6/30.4 | 13.5/21.8 |
| M6284 | 18.1/37.9 | 15.0/31.0 | 14.2/30.0 | 10.4/22.5 |
| M6285 | 22.4/31.5 | 21.0/39.1 | 20.0/35.0 | 13.8/25.3 |
| M6286 | 19.9/26.9 | 15.9/27.4 | 22.0/30.0 | 15.1/29.8 |
| 199.0 | 23.0/37.0 | 19.9/39.7 | 19.7/32.9 | 14.6/26.7 |
| 199.1 | 23.0/37.0 | 19.9/39.7 | 22.0/33.8 | 14.7/26.8 |
| 64.0 | 20.1/39.3 | 14.0/26.0 | 18.3/30.0 | 11.1/20.6 |
| 64.1 | 20.1/39.3 | 18.6/36.3 | 18.3/30.0 | 11.9/22.1 |
a
) Numbers in parentheses below each region refer to the nucleotide positions relative to the presumed MG191 and MG192 translational start site based on the published G37 genome (GenBank accession number NC_000908).