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Alanine substitutions of the linker region of RhaR
| RhaR derivative | β-Galactosidase activitya
|
|
|---|---|---|
| −l-Rhamnose | +l-Rhamnose | |
| Wild type | 117 | 592 |
| S198A | 90 | 562 |
| L199A | 123 | 535 |
| P200A | 92 | 575 |
| P201A | 125 | 680 |
| T202A | 178 | 576 |
| S203A | 101 | 506 |
| S204A | 19 | 359 |
| E205A | 57 | 583 |
| T206A | 3.4 | 304 |
| L207A | 143 | 392 |
β-Galactosidase activities are expressed in Miller units (19), with standard errors of less than 34%.
