Table 2. Spectral characteristics.
n/d, nondetectable.
| λex (nm) | λem (nm) | |
|---|---|---|
| laRFP mutants | ||
| WT laRFP | 521 | 592 |
| ΔSer83 | 514 | 594 |
| Tyr62Ser | 514 | 524 |
| Tyr62Gln | 514 | 526 |
| Tyr62Phe | 511 | 526 |
| Gln35Met/Leu | 504 | 523 |
| Cys140Ser | 500 | 518 |
| Cys140Asn | 488 | 523 |
| Gln211Glu | 512 | 521 |
| Pro55His | 494 | 511 |
| Pro55Ala | 490 | 520 |
| laGFP mutants† | ||
| WT laGFP | 502 | 511 |
| a | 505 | 514 |
| a + b | 505 | 514 |
| a + b + c | n/d | n/d |
| a + b + c + d (laGFP-Red) | 512/518 | 523/591 |
a, Thr142Asp + Asp154Gly; b, Glu211Gln + Glu35Gln; c, Gln56Asn + Val87Met ; d, Gly101Ser + Tyr103His.