>1ry7A (A:) observed residues (from ATOM records) eittftaltekfnlppgnykkpkllycsngghflrilpdgtvdgtrdrsdqhiqlqlsae svgevyikstetgqylamdtdgllygsqtpneeclflerleenhyntyiskkhaeknwfv glkkngsckrgprthygqkailflplpvssd