>6z0xB (B:) observed residues (from ATOM records) slrhkynfiarvvekiapavvhielfrklpfskrevpvasgsgfivsedglivtnahvvt nkhrvkvelkngatyeakikdvdekadialikidhqgklpvlllgrsselqpgefvvaig spfslqntvttgivsttqrdmdyiqtdaiinygnaggplvnldgevigintlkvtagisf aipsdkikkflteshdr