Chains and heterogens:
PDB Chain Sequences:
>1foiA (A:) gpkfprvknwelgsitydtlcaqsqqdgpctprrclgslvlprklqtrpspgpppaeqll sqardfinqyyssikrsgsqaheerlqeveaevastgtyhlreselvfgakqawrnaprc vgriqwgklqvfdardcssaqemftyicnhikyatnrgnlrsaitvfpqrapgrgdfriw nsqlvryagyrqqdgsvrgdpanveitelciqhgwtpgngrfdvlplllqapdeapelfv lppelvlevplehptlewfaalglrwyalpavsnmlleigglefsaapfsgwymsteigt rnlcdphryniledvavcmdldtrttsslwkdkaaveinlavlhsfqlakvtivdhhaat vsfmkhldneqkarggcpadwawivppisgsltpvfhqemvnyilspafryqpdpw
>1foiB (B:) kfprvknwelgsitydtlcaqsqqdgpctprrclgslvlprklqtrpspgpppaeqllsq ardfinqyyssikrsgsqaheerlqeveaevastgtyhlreselvfgakqawrnaprcvg riqwgklqvfdardcssaqemftyicnhikyatnrgnlrsaitvfpqrapgrgdfriwns qlvryagyrqqdgsvrgdpanveitelciqhgwtpgngrfdvlplllqapdeapelfvlp pelvlevplehptlewfaalglrwyalpavsnmlleigglefsaapfsgwymsteigtrn lcdphryniledvavcmdldtrttsslwkdkaaveinlavlhsfqlakvtivdhhaatvs fmkhldneqkarggcpadwawivppisgsltpvfhqemvnyilspafryqpdpw