Table 7 Leading occurrences of EC-numbers in Sargasso-Sea data
| EC | # proteins | Enzymatic activity |
|---|---|---|
| 2.7.7.6 | 5,993 | DNA-directed RNA polymerase |
| 1.6.99.5 | 2,999 | NADH dehydrogenase (quinone) |
| 5.99.1.3 | 2,610 | DNA topoisomerase (ATP-hydrolysing). DNA gyrase. |
| 6.3.5.5 | 2,198 | carbamoyl-phosphate synthase (glutamine-hydrolysing) |
| 3.6.3.14 | 2,169 | H+-transporting two-sector ATPase. ATP synthase. |
| 2.7.7.7 | 2,083 | DNA-directed DNA polymerase |