TABLE 4.
Absorption maxima of phycobilin before and after incubation with different GtCPES variants
| Absorption maxima | Phycobilin binding | |||
|---|---|---|---|---|
| nm | ||||
| DHBV | 335 | 558 | ||
| GtCPES | 338 | 566 | 611 | Yes |
| GtCPES-C149A | 341 | 565 | 611 | Yes |
| GtCPES-E136A | 340 | 565 | No | |
| GtCPES-R146A | 337 | 563 | No | |
| GtCPES-R148A | 341 | 566 | 612 | Yes |
| 3(E)-PEB | 319 | 538 | ||
| GtCPES | 334 | 558 | 603 | Yes |
| GtCPES-C149A | 333 | 558 | 602 | Yes |
| GtCPES-E136A | 320 | 541 | No | |
| GtCPES-R146A | 319 | 536 | No | |
| GtCPES-R148A | 329 | 558 | 605 | Yes |
| 3(Z)-PEB | 316 | 536 | ||
| GtCPES | 330 | 554 | 600 | Yes |
| GtCPES-C149A | 328 | 553 | 598 | Yes |
| GtCPES-E136A | 317 | 540 | No | |
| GtCPES-R146A | 316 | 538 | No | |
| GtCPES-R148A | 325 | 554 | 600 | Yes |