TABLE 1.
Transcript levels of selected endoglucanase genes and a xylanase gene in C. thermocellum batch cultures grown on either cellobiose or cellulose
| Gene | No. of transcripts per cell on indicated substratea
|
|||
|---|---|---|---|---|
| Cellobiose
|
Crystalline cellulose
|
|||
| Exponential phase | Late exponential phase | Exponential phase | Late exponential phase | |
| celB | 6 | 8 | 11 | 12 |
| celG | 22 | 22 | 20 | 24 |
| celD | 0.7 | 0.9 | 1 | 0.8 |
| celF | 1 | 1 | 2 | 1 |
| xynC | 54 | 80 | 28 | 30 |
a
Values represent the averages ± 15% standard error of at least three determinations of mRNA levels.