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Table 1 Lignin content, lignin monomer composition, and level of cell-wall bound phenolics

From: Identification of enzymatic genes with the potential to reduce biomass recalcitrance through lignin manipulation in Arabidopsis

Line ASL (µg/mgAIR) AIL (µg/mgAIR) Total lignin (µg/mgAIR) G unit (µmol/lignin) S unit (µmol/lignin) monomer yield (µmol/lignin) S/G PA FA
Wild type 13 (0) 235 (20) 247 (19) 168 (27) 75 (12) 0.98 (0.12) 0.46 (0.03) 1 1
PkC4Hpro::F5H 21 (5) 186 (28) 207 (24) 39 (17)*** 146 (42)** 0.89 (0.26) 11.13 (5.03)* ND ND
PkC4Hpro::calB 13 (1) 208 (15) 221 (15) 117 (32)** 58 (16)* 0.77 (0.21)* 0.51 (0.14)* 0.19 0.65
PkC4Hpro::couA 16 (1)*** 211 (28) 227 (29) 68 (25)*** 44 (15)** 0.49 (0.18)*** 0.69 (0.22)*** 4.0** 8.1**
PkC4Hpro::F6H1 13 (0) 231 (21) 244 (21) 91 (28)*** 45 (14)** 0.55 (0.17)*** 0.52 (0.15)* ND ND
  1. ASL, acid soluble lignin expressed as µg/mgAIR
  2. AIL, acid insoluble lignin expressed as µg/mgAIR
  3. Total lignin, summed value of ASL and AIL
  4. PA, cell-wall bound p-coumaric acid (expressed as relative level compared to wild type)
  5. FA, cell-wall bound ferulic acid (expressed as relative level compared to wild type)
  6. Each values indicate average. Numbers in parentheses are 95% confidential intervals
  7. ND, not determined
  8. *; P<0.05, **; P<0.01, ***; P<0.001