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LCT CROP repeating units
| LCTa | CROP bounds | No. of short repeats | No. of long repeats | Mol wt (kDa) |
|---|---|---|---|---|
| TcdA | 1812–2710 | 33 | 7 | 102 |
| TcdB | 1814–2366 | 21 | 4 | 64 |
| TcsH | 1812–2618 | 30 | 6 | 92 |
| TcsL | 1815–2364 | 21 | 4 | 63 |
| TcnA | 1822–2178 | 13 | 3 | 41 |
aLCTs are from the following strains: C. difficile VPI 10463, P. sordellii VPI 9048, and C. novyi 19402. Under new subtyping analysis, TcdA and TcdB from C. difficile VPI 10463 are referred to as TcdA1 and TcdB1 (138).
