2. e.57.1 Vacuolar ATP synthase subunit C Vacuolar ATP synthase subunit C 2 alpha+beta (sub)domains [each has a ferredoxin-like fold; scop_cf 54861], connected with 3-helical bundle; duplication: two repeats of beta-alpha-beta-[alpha coiled-coil]-beta-alpha-beta motif 1u7l d1u7la_ A:57-90,106-114,126-167,263-320,386-392