Table 2. Rate constants for binding of reduced, oxidized and nitrosated Cmr at the cmr promoter.

Sample	k a (M−1 s−1)a	k d (s−1)a	K d (M)a
Cmr reduced	1.4 × 105 ±5.4 × 102	2.8 × 10−3 ±1.9 × 10−5	1.9 × 10−8
Cmr oxidised	7.5 × 104 ±1.2 × 103	1.7 × 10−2 ±1.7 × 10−4	2.2 × 10−7
Cmr nitrosated	4.7 × 103 ±3.9 × 102	2.4 × 10−3 ±2.9 × 10−5	5.1 × 10−7

^aValue and standard error for assays at 20°C.