>1u3qB (B:) observed residues (from ATOM records)
dalspeqlvltlleaepphvlisrpsapfteasmmmsltkladkelvhmiswakkipgfv
elslfdqvrllescwmevlmmglmwrsidhpgklifapdlvldrdegkcvegileifdml
lattsrfrelklqhkeylcvkamillnssmdssrklahllnavtdalvwviaksgissqq
qsmrlanllmllshvrhasnkgmehllnmkcknvvpvydlllemlna