>1w7pB (B:) observed residues (from ATOM records)
msalppvysfpplytrqpnsltrrqqistwidiisqycktkkiwymsvdgtvinsknlfn
nediqrsvsqvfideiwsqmtkegkclpidqsgrrssnttttryfilwksldswaslilq
wfedsgklnqvitlyelsegdetvnwefhrmpesllyyclkplcdrnratmlkdendkvi
ai