pho:PH0680 K00186 2-oxoisovalerate ferredoxin oxidoreductase alpha subunit [EC:1.2.7.7] | (GenBank) PH0680; 397aa long hypothetical ferredoxin oxidoreductase alpha subunit pho:PH0681 K00187 2-oxoisovalerate ferredoxin oxidoreductase beta subunit [EC:1.2.7.7] | (GenBank) PH0681; 314aa long hypothetical ferredoxin oxidoreductase beta subunit