A new class EC 7, Translocases, has been added to the EC list. It will be part of ENZYME from release 2018_10. Read more about EC 7 here.
Translocases
Catalysing the translocation of inorganic cations
Linked to oxidoreductase reactions
The following ENZYME entries belong to class 7.2.1.-:
7.2.1.1 NADH:ubiquinone reductase (Na(+)-transporting) 7.2.1.2 Ferredoxin--NAD(+) oxidoreductase (Na(+)-transporting)