>1ct9A (A:) observed residues (from ATOM records)
asifgvfdiktdavelrkkalelsrlmrhrgpdwsgiyasdnailaherlsivdvnagaq
plynqqkthvlavngeiynhqalraeygdryqfqtgsdcevilalyqekgpeflddlqgm
fafalydsekdayligrdhlgiiplymgydehgqlyvasemkalvpvcrtikefpagsyl
wsqdgeirsyyhrdwfdydavkdnvtdknelrqaledsvkshlmsdvpygvllsggldss
iisaitkkyalhsfavglpgspdlkaaqevanhlgtvhheihftvqegldairdviyhie
tydvttirastpmylmsrkikamgikmvlsgegsdevfggylyfhkapnakelheetvrk
llalhmydcarankamsawgvearvpfldkkfldvamrinpqdkmckmekhilrecfeay
lpasvawrqkeqfsdgvgyswidtlkevaaqqvsdqqletarfrfpyntptskeaylyre
ifeelfplpsaaecvpg