_EC 1.2.98.- With other, known, acceptors. 2 PDB entries  
EC 1.-.-.- Oxidoreductases. [21,435 PDB entries]
EC 1.2.-.- Acting on the aldehyde or oxo group of donors. [1,276 PDB entries]
EC 1.2.98.- With other, known, acceptors. [2 PDB entries]
EC 1.2.98.1 formaldehyde dismutase. [2 PDB entries]