_EC 1.3.98.- With other, known, acceptors. 125 PDB entries  
EC 1.-.-.- Oxidoreductases. [21,435 PDB entries]
EC 1.3.-.- Acting on the CH-CH group of donors. [1,317 PDB entries]
EC 1.3.98.- With other, known, acceptors. [125 PDB entries]
EC 1.3.98.1 dihydroorotate oxidase (fumarate). [90 PDB entries]
EC 1.3.98.2 Transferred entry: 1.3.4.1. [-]
EC 1.3.98.3 coproporphyrinogen dehydrogenase. [1 PDB entries]
EC 1.3.98.4 5a,11a-dehydrotetracycline reductase. [-]
EC 1.3.98.5 hydrogen peroxide-dependent heme synthase. [34 PDB entries]
EC 1.3.98.6 AdoMet-dependent heme synthase. [-]
EC 1.3.98.7 [mycofactocin precursor peptide]-tyrosine decarboxylase. [-]

[-] signifies that there are no PDB entries for the given enzyme subclass