Table 1

Extinction coefficients (ɛ), relative Pfr content (ϕ) at photoequilibrium with 647 nm actinic light, photoconversion quantum efficiencies (Φ), and initial rates of dark-reversion of PCB-Cph1, BV-Agp1, and PCB-Agp1

Chromophoreɛ at λmax,RϕΦ(Pr-Pfr)Φ(Pfr-Pr)Dark-reversion
PCB-Cph185 mM−1 cm−10.680.150.120
BV-Agp190 mM−1 cm−10.96/0.88*0.0780.0043.4 10−4 s−1
PCB-Agp190 mM−1 cm−10.84/0.77*0.130.0485.7 10−5 s−1
  • * Calculated and empirically obtained values, respectively (see text).