ホスホノアデニリル-硫酸レダクターゼ (チオレドキシン)
3'-phosphoadenylylsulfate reductase、thioredoxin:3'-phospho-adenylylsulfate reductase、phosphoadenosine-phosphosulfate reductase、adenosine 3',5'-bisphosphate,sulfite:oxidized-thioredoxin oxidoreductase (3'-phosphoadenosine-5'-phosphosulfate-forming)がある。