>1q03B (B:) observed residues (from ATOM records) hhhfnlppgnykkpkllycsngghflrilpdgtvdgtrdrsdqhiqlqlsaegggevyik stetgqylamdtdgllygsqtpneeclflerleenhyntyiskkhaeknwfvglkkngsc krgprthygqkailflplpvs