A new class EC 7, Translocases, has been added to the EC list. It will be part of ENZYME from release 2018_09. Read more about EC 7 here.
The following ENZYME entries belong to class 1.2.4.-:
22.214.171.124 Pyruvate dehydrogenase (acetyl-transferring) 126.96.36.199 Oxoglutarate dehydrogenase (succinyl-transferring) 188.8.131.52 Transferred entry: 184.108.40.206 220.127.116.11 3-methyl-2-oxobutanoate dehydrogenase (2-methylpropanoyl-transferring)