>2ffiA (A:) observed residues (from ATOM records)
lhltaidshahvfsrglnlasqrryapnydaplgdylgqlrahgfshgvlvqpsflgtdn
ryllsalqtvpgqlrgvvmlerdveqatlaemarlgvrgvrlnlmgqdmpdltgaqwrpl
lerigeqgwhvelhrqvadipvlvralqpygldividhfgrpdarrglgqpgfaelltls
grgkvwvkvsgiyrlqgspeenlafarqalcaleahygaerlmwgsdwphtqhesevsfg
saveqfealgcsaqlrqallldtaralfgfele