Protein name | ID | Plant | Function and references |
---|---|---|---|
Secondary cell wall master activators | |||
 AtMYB46 | At5g12870 | Arabidopsis thaliana | Regulates the biosynthesis of cellulose, hemicellulose and lignin of secondary walls [19,20,21] |
 AtMYB83 | At3g08500 | Arabidopsis thaliana | Act redundantly with AtMYB46 [22] |
 PtrMYB3 | Potri.001G267300 | Populus trichocarpa | Regulates the biosynthesis of cellulose, hemicellulose and lignin of secondary walls [23] |
 PtrMYB20 | Potri.009G061500 | Populus trichocarpa | Regulates the biosynthesis of cellulose, hemicellulose and lignin of secondary walls [23] |
 PtMYB4 | AY356371 | Pinus taeda | Regulates lignin biosynthesis [24] |
 EgMYB2 | AJ576023 | Eucalyptus gunnii | Regulates secondary wall formation [25] |
 OsMYB46 | Os12g0515300 | Oryza sativa | Regulates the biosynthesis of cellulose, hemicellulose and lignin of secondary walls [26] |
 ZmMYB46 | JN634085 | Zea mays | Regulates the biosynthesis of cellulose, hemicellulose and lignin of secondary walls [26] |
Lignin specific activators | |||
 AtMYB58 | At1g16490 | Arabidopsis thaliana | Activates lignin biosynthetic pathway [17] |
 AtMYB63 | At1g79180 | Arabidopsis thaliana | Activates lignin biosynthetic pathway [17] |
 AtMYB85 | At4g22680 | Arabidopsis thaliana | Activates lignin biosynthetic pathway [27] |
 PtMYB1 | AY356372 | Pinus taeda | |
Lignin transcriptional repressors | |||
 AtMYB4 | At4g38620 | Arabidopsis thaliana | A repressor from subgroup 4 of R2R3-MYB family, represses SND1 and lignin biosynthesis [29] |
 AtMYB32 | At4g34990 | Arabidopsis thaliana | A repressor from subgroup 4 of R2R3-MYB family, represses SND1 and lignin biosynthesis [29] |
 PvMYB4 | JF299185 | Panicum virgatum | A repressor from subgroup 4 of R2R3-MYB family, down-regulates lignin biosynthesis [30] |
 ZmMYB31 | NM_001112479 | Zea mays | A repressor from subgroup 4 of R2R3-MYB family, represses lignin biosynthesis [31, 32] |
 ZmMYB42 | NM_001112539 | Zea mays | A repressor from subgroup 4 of R2R3-MYB family, represses lignin biosynthesis [33] |
 PttMYB21a | AJ567345 | Populus tremula x Populus tremuloides | Negatively regulates lignin biosynthesis [34] |
 TaMYB4 | JF746995 | Triticum aestivum | A repressor from subgroup 4 of R2R3-MYB family, negatively regulates lignin biosynthesis [35] |
 PdMYB221 | not available | Populus deltoids | A repressor from subgroup 4 of R2R3-MYB family, negatively regulates the secondary wall formation [36] |
 PtoMYB156 | KT990214 | Populus tomentosa | A repressor from subgroup 4 of R2R3-MYB family, represses phenylpropanoid biosynthesis [37] |