>6z6vF (F:) observed residues (from ATOM records)
kqkfqsvftvtrqthqppapnslirfnavltnpqgdydtstgkftckvpglyyfvyhash
tanlcvllyrsgvkvvtfcghtsktnqvnsggvllrlqvgeevwlavndyydmvgiqgsd
svfsgfllfpd