>1gtzF (F:) observed residues (from ATOM records)
rslanapimilngpnlnllgqaqpeiygsdtladvealcvkaaaahggtvdfrqsnhege
lvdwihearlnhcgivinpaayshtsvaildalntcdglpvvevhisnihqrepfrhhsy
vsqradgvvagcgvqgyvfgveriaalag