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Table 2 Number of bamboo FL-cDNAs and number of genes found in the rice genome that encode nine key enzymes in the lignin biosynthesis pathway.

From: Genome-wide characterization of the biggest grass, bamboo, based on 10,608 putative full-length cDNA sequences

Enzymes

Bamboo cDNAs

Rice genes

Ratio (R/B)

4-coumarate-CoA ligase (4CL)

2

26

13.0

Caffeoyl caffeoyl-CoA O-methyltransferase (CCoAOMT)

9

10

1.1

Cinnamoyl-CoA reductase (CCR)

7

18

2.7

Caffeic acid O-methyltransferase (COMT)

2

10

5.0

Cinnamate-4-hydroxylase (C4H)

1

4

4.0

Cinnamoyl alcohol dehydrogenase (CAD)

6

21

3.5

Laccase

5

23

4.6

5-hydroxyconiferyl aldehyde O-methyltransferase (AldOMT)

1

7

7.0

3-deoxy-D-arabino-heptulosonate 7-phosphate synthase (DAHPS)

2

8

4.0

  1. The ratio of the number of rice genes to the number of bamboo cDNAs (R/B) is calculated.