Chains and heterogens:
PDB Chain Sequences:
>1r9oA (A:) makktssgrgklppgptplpvignilqigikdisksltnlskvygpvftlyfglkpivvl hgyeavkealidlgeefsgrgifplaeranrgfgivfsngkkwkeirrfslmtlrnfgmg krsiedrvqeearclveelrktkaspcdptfilgcapcnvicsiifhkrfdykdqqflnl meklnenikilsspwiqicnnfspiidyfpgthnkllknvafmksyilekvkehqesmdm nnpqdfidcflmkmekekhnqpseftieslentavdlfgagtettsttlryalllllkhp evtakvqeeiervigrnrspcmqdrshmpytdavvhevqryidllptslphavtcdikfr nylipkgttilisltsvlhdnkefpnpemfdphhfldeggnfkkskyfmpfsagkricvg ealagmelflfltsilqnfnlkslvdpknldttpvvngfasvppfyqlcfipihhhh
>1r9oA (A:) rgklppgptplplqigikdisksltnlskvygpvftlyfglkpivvlhgyeavkealidl geefsgrgifplaeranrgfgivfsngkkwkeirrfslmtlrnfgmgkrsiedrvqeear clveelrktkaspcdptfilgcapcnvicsiifhkrfdykdqqflnlmeklnenikilss pwipiidyfpgthnkllknvafmksyilekvkehqesmdmnnpqdfidcflmkmekekhn qpseftieslentavdlfgagtettsttlryalllllkhpevtakvqeeiervigrnrsp cmqdrshmpytdavvhevqryidllptslphavtcdikfrnylipkgttilisltsvlhd nkefpnpemfdphhfldeggnfkkskyfmpfsagkricvgealagmelflfltsilqnfn lkslvdpknldttpvvngfasvppfyqlcfipihh