This list is extremely abbreviated in terms of the enzymes mimicked and the primary investigators working on each enzyme mimic.
Richard Holm's work on mimics of nitrogenase and creation of iron sulfur clusters.
Stephen Lippard's work on MMO.
Thomas Rauchfusss, Marcetta Darensbourgs and Christopher Pickett's work on Hydrogenase mimics.
Harry Gray's work with porphyrins complexes.
Ronald Breslow and Larry E. Overman coined the term of "artificial enzyme".