>2bkcA (A:) observed residues (from ATOM records)
vdtkeflnhqvanlnvftvkihqihwymrghnfftlgekmddlysefgeqmdevaerlla
iggspfstlkeflenasveeapytkpktmdqlmedlvgtlellrdeykqgieltdkegdd
vtndmliafkasidkhiwmfkaflgkaple