Table 5. List of genes comprising the cellulose and lignin pathways found among P. maximum unigenes.
| Putative gene | KEGG orthology | Enzyme code | Unigenes |
| Cellulose biosynthesis | |||
| UTP–glucose-1-phosphate uridylyltransferase | K00963 | 2.7.7.9 | 2 |
| Sucrose synthase | K00695 | 2.4.1.13 | 3 |
| Cellulose synthase A | K10999 | 2.4.1.12 | 21 |
| Sterol 3beta-glucosyltransferase | K05841 | 2.4.1.173 | 4 |
| Lignin biosynthesis | |||
| Phenylalanine ammonia-lyase | K10775 | 4.3.1.24 | 3 |
| Trans-cinnamate 4-monooxygenase | K00487 | 1.14.13.11 | 4 |
| 4-Coumarate-CoA ligase | K01904 | 6.2.1.12 | 10 |
| Cinnamoyl-CoA reductase | K09753 | 1.2.1.44 | 5 |
| Cinnamyl alcohol dehydrogenase | K00083 | 1.1.1.195 | 6 |
| Peroxidase | K00430 | 1.11.1.7 | 21 |
| Shikimate O-hydroxycinnamoyltransferase | K13065 | 2.3.1.133 | 8 |
| Caffeoyl-CoA O-methyltransferase | K00588 | 2.1.1.104 | 2 |
| Ferulate-5-hydroxylase | K09755 | 1.14.-.- | 2 |