TABLE 1.
Bacterial strains used in the study
| Porphyromonas gingivalis strain | Relevant characteristic(s)a | Source or referenceb |
|---|---|---|
| W50 | Wild type | Laboratory stock |
| ATCC 33277 | Wild type, type strain | ATCC |
| Δ694 | PG0694 (PGN0728) deletion mutant of ATCC 33277, Cmr | 9 |
| Δ695 | PG0695 (PGN0729) deletion mutant of ATCC 33277, Cmr | 9 |
| Δ695-Δ694 | PG0695 (PGN0729) and PG0694 (PGN0728) deletion mutant of ATCC 33277, Cmr | 9 |
| W50 PorR | Mutant of W50, porR (PG1138)::erm, Emr | 21 |
| W50 WbpB | Mutant of W50, wbpB (PG2199)::erm, Emr | 21 |
| Prfa1 | Mutant of ATCC 33277, rfa (PG1155 [PGN2155])::erm, Emr | 26 |
| Pugd1 | Mutant of ATCC 33277, ugdA (PG1277 [PGN0613])::erm, Emr | 26 |
| RE1 | Mutant of 381, gtfA (PG0750 [PGN0777])::erm, Emr | 25 |
| KDP390 | Mutant of ATCC 33277, gtfB (PG1149 [PGN1251])::Tn4400′, Tcr | 27 |
a
Locus tags from ATCC 33277 are identified by a “PGN” prefix; protein coding sequences from strain W83 are identified by a “PG” prefix. The ATCC 33277 and 381 strains have similar genetic backgrounds. Cmr, chloramphenicol resistant; Emr, erythromycin resistant; Tcr, tetracycline resistant.
b
ATCC, American Type Culture Collection.