Volume 24, Number 12—December 2018
Research
Genomic Characterization of β-Glucuronidase–Positive Escherichia coli O157:H7 Producing Stx2a
Yoshitoshi Ogura
, Kazuko Seto, Yo Morimoto, Keiji Nakamura, Mitsuhiko P. Sato, Yasuhiro Gotoh, Takehiko Itoh, Atsushi Toyoda, Makoto Ohnishi, and Tetsuya Hayashi
, Kazuko Seto, Yo Morimoto, Keiji Nakamura, Mitsuhiko P. Sato, Yasuhiro Gotoh, Takehiko Itoh, Atsushi Toyoda, Makoto Ohnishi, and Tetsuya Hayashi
Table
General genomic features of the β-glucuronidase–positive STEC O157:H7 strain PV15-279 from Japan and the typical STEC O157:H7 strain Sakai*
| Feature | PV15-279 | Sakai |
|---|---|---|
| Chromosome | ||
| Length, bp | 5,598,152 | 5,498,578 |
| CDSs (pseudogenes) | 5,295 (107) | 5,202 (122) |
| rRNA operons | 7 | 7 |
| tRNAs | 108 | 104 |
| Prophages | 22 | 18 |
| Integrative elements | 5 | 6 |
| IS elements |
80 |
65 |
| Plasmid pO157 | ||
| Length, bp | 94,391 | 92,722 |
| CDSs (pseudogenes) | 95 (0) | 90 (8) |
| IS elements |
11 |
8 |
| Plasmid pOSAK1 | ||
| Length, bp | NA | 3,306 |
| CDSs (pseudogenes) |
NA |
3 (0) |
| Total genome size, kb | 5,692,969 | 5,591,300 |
*CDS, coding sequence; IS, insertion sequence; NA, not available; STEC, Shiga toxin–producing Escherichia coli.
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Page updated: November 20, 2018
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