Table 1.
Characteristics of PPO encoding genes and of PPO proteins.
| Locus | Gene name | Chr | Chromosome location | ORF length (bp) | Strand | Size (aa) | Protein domains | Pfam domains |
|---|---|---|---|---|---|---|---|---|
| SMEL_008g312510.1.01 | Smel_PPO1 | 8 | 97,412,508: 97,414,307 | 1,800 | - | 600 | PPO1_DWL–DUF_B2219–Tyrosinase | Pfam 12142–Pfam 1243-Pfam 00264 |
| SMEL_008g312500.1.01 | Smel_PPO2 | 8 | 97,401,279: 97,403,066 | 1,788 | - | 596 | PPO1_DWL–DUF_B2219–Tyrosinase | Pfam 12142–Pfam 1243-Pfam 00264 |
| SMEL_008g312430.1.01 | Smel_PPO3 | 8 | 97,284,426: 97,286,198 | 1,773 | + | 591 | PPO1_DWL–DUF_B2219–Tyrosinase | Pfam 12142–Pfam 1243-Pfam 00264 |
| SMEL_008g312420.1.01 | Smel_PPO4 | 8 | 97,238,764: 97,239,741 | 1,734 | + | 578 | PPO1_DWL–DUF_B2219–Tyrosinase | Pfam 12142–Pfam 1243-Pfam 00264 |
| SMEL_008g311990.1.01 | Smel_PPO5 | 8 | 96,314,480: 96,316,243 | 1,764 | - | 588 | PPO1_DWL–DUF_B2219–Tyrosinase | Pfam 12142–Pfam 1243-Pfam 00264 |
| SMEL_008g312010.1.01 | Smel_PPO6 | 8 | 96,395,550: 96,397,448 | 1,899 | - | 633 | PPO1_DWL–DUF_B2219–Tyrosinase | Pfam 12142–Pfam 1243-Pfam 00264 |
| SMEL_008g312490.1.01 | Smel_PPO7 | 8 | 97,397,374: 97,399,167 | 1,794 | - | 598 | PPO1_DWL–DUF_B2219–Tyrosinase | Pfam 12142–Pfam 1243-Pfam 00264 |
| SMEL_008g312460.1.01 | Smel_PPO8 | 8 | 97,349,335: 97,351,020 | 1,686 | - | 562 | PPO1_DWL–DUF_B2219–Tyrosinase | Pfam 12142–Pfam 1243-Pfam 00264 |
| SMEL_008g312520.1.01 | Smel_PPO9 | 8 | 97,429,811: 97,432,277 | 2,466 | - | 822 | PPO1_DWL–DUF_B2219–Tyrosinase | Pfam 12142–Pfam 1243-Pfam 00264 |
| SMEL_000g064350.1.01 | Smel_PPO10 | 2 | 982,270: 984,463 | 2,193 | - | 731 | PPO1_DWL–DUF_B2219–Tyrosinase | Pfam 12142–Pfam 1243-Pfam 00264 |
SmelPPO1-9 cluster on chromosome 8, while PPO10, which was initially located on an unanchored scaffold, is probably located on chromosome 2. All PPOs share the same functional domains (PPO1_DWL and Tyrosinase, and a conserved domain of unknown function, DUF_B2219).