Table 1.
Predicted sRNA nucleotide size | |||||||
Rickettsia | 30–100 | 101–200 | 201–300 | 301–400 | 401–500 | 500–550 | Total |
Ancestral group | |||||||
R. bellii OSU | 33 | 55 | 6 | 5 | 1 | 0 | 100 |
R. bellii RML | 39 | 43 | 13 | 3 | 2 | 0 | 100 |
R. canadensis | 22 | 14 | 7 | 1 | 1 | 2 | 47 |
Typhus group | |||||||
R. prowazekii Breinl | 8 | 11 | 5 | 2 | 0 | 0 | 26 |
R. prowazekii Madrid E | 8 | 11 | 5 | 2 | 0 | 0 | 26 |
R. typhi | 4 | 5 | 3 | 2 | 1 | 0 | 15 |
Transitional group | |||||||
R. akari | 46 | 43 | 19 | 5 | 1 | 2 | 116 |
R. felis | 75 | 80 | 25 | 6 | 2 | 0 | 188 |
Spotted fever group | |||||||
R. rickettsii Iowa | 53 | 49 | 13 | 8 | 1 | 1 | 125 |
R. rickettsii Sheila Smith | 56 | 54 | 17 | 8 | 0 | 0 | 135 |
R. africae | 62 | 67 | 19 | 10 | 3 | 2 | 163 |
R. heilongjiangensis | 54 | 69 | 12 | 9 | 3 | 1 | 148 |
R. conorii | 62 | 59 | 15 | 4 | 3 | 3 | 146 |
R. japonica | 67 | 72 | 22 | 12 | 4 | 1 | 178 |
R. massiliae | 64 | 66 | 19 | 6 | 2 | 0 | 157 |
R. peacockii | 79 | 74 | 17 | 9 | 8 | 4 | 191 |
SIPHT predicted sRNAs categorized by both rickettsial groups and nucleotide size