>1v7aA (A:) observed residues (from ATOM records)
tpafdkpkvelhvhldgaikpetilyygkrrgialpadtpeelqniigmdkpltlpdfla
kfdyympaiagcrdaikriayefvemkakdgvvyvevrysphllanskvepipwnqaegd
ltpdevvslvnqglqegerdfgvkvrsilccmrhqpswssevvelckkyreqtvvaidla
gdetiegsslfpghvqayaeavksgvhrtvhagevgsanvvkeavdtlkterlghgyhtl
edttlynrlrqenmhfeicpwssyltgawkpdtehavirfkndqvnyslntddplifkst
ldtdyqmtkkdmgfteeefkrlninaakssflpedekkelldllykayr