>1b4kA (A:) observed residues (from ATOM records) ypytrlrrnrrddfsrrlvrenvltvddlilpvfvldgvnqresipsmpgverlsidqll ieaeewvalgipalalfpvtpvekksldaaeaynpegiaqratralrerfpelgiitdva ldpftthgqdgildddgyvlndvsidvlvrqalshaeagaqvvapsdmmdgrigaireal esaghtnvrimaysakyasayygpfrdavgsasnlgkgnkatyqmdpansdealhevaad laegadmvmvkpgmpyldivrrvkdefraptfvyqvsgeyamhmgaiqngwlaesviles ltafkragadgiltyfakqaaeqlrr