Table 1.
Number and length of flagella of B. subtilis mot strains at pH 7.0.
| Number of flagella / cella |
Length of flagella ( μm)b |
|||
|---|---|---|---|---|
| Strains | Range of values | Average | Range of values | Average |
| wild type | 9-16 | 12.3 | 6.1-9.3 | 7.5 |
| Δ ABΔ PS, -IPTG | 1-6 | 3.6 | 1.8-5.7 | 4.0 |
| Δ ABΔ PS, +IPTG | 1-6 | 3.3 | 1.8-5.4 | 3.9 |
| MotAB | 9-15 | 10.8 | 5.0-8.9 | 7.0 |
| MotPS | 5-10 | 7.2 | 5.4-9.3 | 7.1 |
| MotAS, -IPTG | 2-5 | 3.1 | 1.8-7.5 | 4.3 |
| MotAS, +IPTG | 2-5 | 3.1 | 1.8-5.4 | 3.9 |
| MotAS-M, -IPTG | 5-9 | 6.9 | 3.2-7.9 | 5.6 |
| MotAS-M, +IPTG | 9-15 | 11.2 | 5.0-8.9 | 7.2 |
| MotPB, -IPTG | 2-5 | 3.3 | 1.8-6.4 | 4.5 |
| MotPB, +IPTG | 2-5 | 3.5 | 1.8-5.7 | 4.3 |
| MotPB-M, -IPTG | 3-7 | 5.2 | 2.9-8.2 | 5.2 |
| MotPB-M, +IPTG | 5-9 | 7.3 | 5.7-8.9 | 7.2 |
a
Flagella were counted in 50 cells. The standard deviations of the average values shown were less than 2 for all values.
b
Measurements were made on 50 cells. The standard deviations of the average values shown were between 0.8 and 1.3.