>4k4lB (B:) observed residues (from ATOM records)
nsqltlralergdlrfihnlnnnrnimsywfeepyesfdeleelynkhihdnaerrfvve
daqknliglvelieinyihrsaefqiiiapehqgkgfartlinraldysftilnlhkiyl
hvavenpkavhlyeecgfveeghlveeffingryqdvkrmyilqskylnr