>2bkcF (F:) observed residues (from ATOM records) vdtkeflnhqvanlnvftvkihqihwymrghnfftlgekmddlysefgeqmdevaerlla iggspfstlkeflenasveeapytkpktmdqlmedlvgtlellrdeykqgieltdkegdd vtndmliafkasidkhiwmfkaflgkaple