>2fbmB (B:) observed residues (from ATOM records)
yrdivvkkedgftqivlstrsteknalntevikeivnalnsaaaddsklvlfsaagsvfc
cgldfgyfvkhlrnnrntaslemvdtiknfvntfiqfkkpivvsvngpaiglgasilplc
dlvwanekawfqtpyttfgqspdgcssitfpkmmgkasanemliagrkltareacakglv
sqvfltgtftqevmiqikelasynpivleeckalvrcnikleleqanerecevlrkiwss
aqgiesmlki