>1ux2B (B:) observed residues (from ATOM records)
efdradilynirqtsrpdviptqrdrpvavsvslkfinilevneitnevdvvfwqqttws
drtlawnsshspdqvsvpisslwvpdlaaynaiskpevltpqlarvvsdgevlympsirq
rfscdvsgvdtesgatcrikigswthhsreisvdpttensddseyfsqysrfeildvtqk
knsvtysccpeayedvevslnfrkkg