>sp|P58567|FER3_NOSS1 Ferredoxin-3 OS=Nostoc sp. (strain PCC 7120 / SAG 25.82 / UTEX 2576) OX=103690 GN=fdxB PE=3 SV=1 MAVLTGLTFGGNTWTPKFAESIDKDKCIGCGRCIKVCGYPVLDLKALNEEGEFVEDEEDD EIERKVMVVAHPENCIGCQACARICPKNCYTHNPLEN