Table 2

Effect of CO2 concentration and temperature on Rubisco deactivation

Temperature, °CRubisco activation (fraction of sites catalytically competent)
370 μbar CO23,700 μbar CO2
250.80  ± 0.020.77  ± 0.06
350.74  ± 0.020.66  ± 0.04
420.51  ± 0.020.53  ± 0.05
  • Fully carbamylated Rubisco was incubated under catalytic conditions for 1.5 min at the indicated temperatures and CO2 levels.