Chains and heterogens:
PDB Chain Sequences:
>4cx2A (A:) rapapatphapdhspapnsptltrppegpkfprvknwelgsitydtlcaqsqqdgpctpr rclgslvlprkaqtrpspgpppaeqllsqardfinqyyssikrsgsqaheerlqeveaev astgtyhlreselvfgakqawrnaprcvgriqwgklqvfdardcssaqemftyicnhiky atnrgnlrsaitvfpqrapgrgdfriwnsqlvryagyrqqdgsvrgdpanveitelciqh gwtpgngrfdvlplllqapdeapelfvlppelvlevplehptlewfaalglrwyalpavs nmlleigglefsaapfsgwymsteigtrnlcdphryniledvavcmdldtrttsslwkdk aaveinlavlhsfqlakvtivdhhaatvsfmkhldneqkarggcpadwawivppisgslt pvfhqemvnyilspafryqpdpw
>4cx2A (A:) gpkfprvknwelgsitydtlcaqsqqdgpctprrclgslvlprpaeqllsqardfinqyy ssikrsgsqaheerlqeveaevastgtyhlreselvfgakqawrnaprcvgriqwgklqv fdardcssaqemftyicnhikyatnrgnlrsaitvfpqrapgrgdfriwnsqlvryagyr qqdgsvrgdpanveitelciqhgwtpgngrfdvlplllqapdeapelfvlppelvlevpl ehptlewfaalglrwyalpavsnmlleigglefsaapfsgwymsteigtrnlcdphryni ledvavcmdldtrttsslwkdkaaveinlavlhsfqlakvtivdhhaatvsfmkhldneq karggcpadwawivppisgsltpvfhqemvnyilspafryqpdpw
>4cx2B (B:) rapapatphapdhspapnsptltrppegpkfprvknwelgsitydtlcaqsqqdgpctpr rclgslvlprkaqtrpspgpppaeqllsqardfinqyyssikrsgsqaheerlqeveaev astgtyhlreselvfgakqawrnaprcvgriqwgklqvfdardcssaqemftyicnhiky atnrgnlrsaitvfpqrapgrgdfriwnsqlvryagyrqqdgsvrgdpanveitelciqh gwtpgngrfdvlplllqapdeapelfvlppelvlevplehptlewfaalglrwyalpavs nmlleigglefsaapfsgwymsteigtrnlcdphryniledvavcmdldtrttsslwkdk aaveinlavlhsfqlakvtivdhhaatvsfmkhldneqkarggcpadwawivppisgslt pvfhqemvnyilspafryqpdpw
>4cx2B (B:) kfprvknwelgsitydtlcaqsqqdgpctprrclgslvlprpaeqllsqardfinqyyss ikrsgsqaheerlqeveaevastgtyhlreselvfgakqawrnaprcvgriqwgklqvfd ardcssaqemftyicnhikyatnrgnlrsaitvfpqrapgrgdfriwnsqlvryagyrqq dgsvrgdpanveitelciqhgwtpgngrfdvlplllqapdeapelfvlppelvlevpleh ptlewfaalglrwyalpavsnmlleigglefsaapfsgwymsteigtrnlcdphrynile dvavcmdldtrttsslwkdkaaveinlavlhsfqlakvtivdhhaatvsfmkhldneqka rggcpadwawivppisgsltpvfhqemvnyilspafryqpdpw