From: Role of PII proteins in nitrogen fixation control of Herbaspirillum seropedicae strain SmR1
Strains | β-galactosidase Activity [nmol o-nitrophenol/(min.mg protein)] | |||
---|---|---|---|---|
 | Plasmids | |||
 | none | pPW452 (promoter-less lacZ vector) | pRW1 ( nifA :: lacZ ) | pEMS140 ( nifB :: lacZ ) |
SmR1 | (3 ± 1) × 10 | (6 ± 2) × 10 | (7 ± 1) × 102 | (2.8 ± 0.1) × 103 |
LNglnK | (2.0 ± 0.7) × 10 | (4 ± 2) × 10 | (6 ± 1) × 102 | (2.5 ± 0.3) × 102 |