>1w5nA (A:) observed residues (from ATOM records)
nraypytrlrrnrrddfsrrlvrenvltvddlilpvfvldgvnqresipsmpgverlsid
qllieaeewvalgipalalfpvtpvekksldaaeaynpegiaqratralrerfpelgiit
dvalcpftthgqcgildddgyvlndvsidvlvrqalshaeagaqvvapsdmmdgrigair
ealesaghtnvrvmaysakyasayygpfrdavgsnkatyqmdpansdealhevaadlaeg
admvmvkpgmpyldivrrvkdefraptfvyqvsgeyamhmgaiqngwlaesvilesltaf
kragadgiltyfakqaaeqlrrg