>sp|P81901|FER_PYRIL Ferredoxin OS=Pyrobaculum islandicum (strain DSM 4184 / JCM 9189 / GEO3) OX=384616 GN=Pisl_1904 PE=1 SV=2 MAELAKYERVVIDQDICISCGACVAACPYQALELDENGKSRLIWEKCKDDFSCVAVCPVK AISKASEATPEAKAKKGWYRFGKSLTPEEQKAFEEWKTKYGITAPPV