pocket1.pdb Chain A ( PRO884 SER881 GLU870 SER882 TYR837 GLU834 LYS840 ILE874 ARG846 ASN883 THR848 SER872 LYS886 THR836 ), Chain M ( PRO843 ASP841 SER881 SER882 VAL842 LYS840 LEU863 PRO884 ASN862 ASP845 ILE839 ILE874 GLY838 TYR837 THR836 GLU870 GLU834 SER872 THR848 LEU873 GLY861 GLY844 TYR869 THR847 ARG846 LYS886 )