>1bc2B (B:) observed residues (from ATOM records) tviknetgtisisqlnknvwvhtelgavpsnglvlntskglvlvdsswddkltkeliemv ekkfqkrvtdviithahadriggiktlkergikahstaltaelakkngyeeplgdlqtvt nlkfgnmkvetfypgkghtednivvwlpqynilvggclvkstsakdlgnvadayvnewst sienvlkryrninavvpghgevgdkglllhtldllk