>4bktF (F:) SEQRES residues
gsmeagrprpvlrsvnsrepsqvifcnrsprvvlpvwlnfdgepqpyptlppgtgrrihs
yrghlwlfrdagthdgllvnqtelfvpslnvdgqpifanitlpvytlkerclqvvrslvk
penyrrldivrslyedledhpnvqkdlerltqeriahqrmgd