All UniProtKB/Swiss-Prot entries corresponding to class 1.8.99.-.
The following ENZYME entries belong to class 1.8.99.-:
1.8.99.1 Sulfite reductase. 1.8.99.2 Adenylyl-sulfate reductase. 1.8.99.3 Hydrogensulfite reductase. 1.8.99.4 Transferred entry: 1.8.4.8.
