Table 2.
Parameters of CO recombination in heme proteins
| Protein | Recombination time constants/ps (rebinding fraction) | Non-decaying phase | References |
|---|---|---|---|
| PpsR | 100 (41%), 1400 (48%) | 11% | this work |
| PAS2-HTH | 46 (37%), 660 (48%) | 5% | this work |
| AppAΔC | 40 (30%), 700 (40%) | 30% | this work |
| SCHIC | 50 (30%), 900 (40%) | 30% | this work |
| CooA | 78 (60%), 386 (30%) | 10% | (45,46) |
| DNR | 100 (30%), 900 (35%) | 35% | (47) |
| E. coli DOSH | 1500 (60%) | 40% | (48) |
| E.coli DOS | 1600 (64%) | 36% | (49) |
| FixL | 0 (0%) | 100% | (50) |
| R220H FixL | 280 (25%), 2400 (35%) | 40% | (51) |
| RcoMH-2 | 170 (65%), 500 (35%) | 0% | (52) |
| RcoM-2 | 180 (45.3%), 660 (54.1%) | 0.6% | (44) |
| SUR2A615-933 | 22 (14%), 150 (26%), 2500 (50%) | 10% | (53) |
CooA, CO oxidation transcriptional activator from Rhodospirillum rubrum; DNR, dissimilative nitrate respiration regulator/transcription factor from Pseudomonas aeruginosa; DOS, Escherichia coli direct oxygen sensor (full-length); DOSH, the heme-binding domain of DOS; FixL, transcriptional activator of nitrogen fixation; RcoM-2, regulator of CO metabolism (full-length); RcoMH-2, the heme-binding domain of RcoM-2; SUR2A, sulfonylurea receptor subunit, a member of the ATP-binding cassette transporter superfamily.