>3criA (A:) observed residues (from ATOM records) hhhhfnlppgnykkpkllycsngghflrilpdgtvdgtrdrsdqhiqlqlsaesvgevyi kstetgqylamdtdgllygsqtpnsnclflerleenhyntyiskahaeknwfvglkkngs ckrgprthygqkailflplpv