part of pyruvate decarboxylation to acetyl-CoA oxidoreductase activity, acting on the aldehyde or oxo group of donors, iron-sulfur protein as acceptor pyruvate synthase activity https://github.com/geneontology/go-ontology/issues/30193 PFOR GO:0018696 pyruvate:ferredoxin 2-oxidoreductase (CoA-acetylating) pyruvate synthetase activity KEGG_REACTION:R01196 RHEA:12765 molecular_function EC:1.2.7.1 pyruvate:ferredoxin oxidoreductase activity pyruvic-ferredoxin oxidoreductase activity Catalysis of the reaction: pyruvate + CoA + 2 oxidized ferredoxin = acetyl-CoA + CO2 + 2 reduced ferredoxin + 2 H+. pyruvate oxidoreductase activity MetaCyc:PYRUFLAVREDUCT-RXN pyruvate-ferredoxin reductase activity GO:0019164