Biological process

3'-phosphoadenosine 5'-phosphosulfate anabolism, 3'-phosphoadenosine 5'-phosphosulfate biosynthesis, 3'-phosphoadenosine 5'-phosphosulfate formation, 3'-phosphoadenosine 5'-phosphosulfate synthesis, 3'-phosphoadenosine 5'-phosphosulphate biosynthesis, 3'-phosphoadenosine 5'-phosphosulphate biosynthetic process, 3'-phosphoadenylyl-sulfate biosynthesis, 3'-phosphoadenylyl-sulfate biosynthetic process, PAPS biosynthesis, PAPS biosynthetic process, adenosine 3'-phosphate 5'-phosphosulfate biosynthesis, adenosine 3'-phosphate 5'-phosphosulfate biosynthetic process, phosphoadenosine phosphosulfate biosynthesis, phosphoadenosine phosphosulfate biosynthetic process

The chemical reactions and pathways resulting in the formation of 3'-phosphoadenosine 5'-phosphosulfate, a naturally occurring mixed anhydride. It is an intermediate in the formation of a variety of sulfo compounds in biological systems.