Chains and heterogens:
PDB Chain Sequences:
>1ihgA (A:) mshpspqakpsnpsnprvffdvdiggervgrivlelfadivpktaenfralctgekgigp ttgkplhfkgcpfhriikkfmiqggdfsnqngtggesiygekfedenfhykhdkegllsm anagsntngsqffittvptphldgkhvvfgqvikgmgvakilenvevkgekpaklcviae cgelkegddwgifpkdgsgdshpdfpedadvdlkdvdkillisedlknigntffksqnwe maikkytkvlryvegsraaaedadgaklqpvalscvlnigacklkmsdwqgavdscleal eidpsntkalyrraqgwqglkeydqaladlkkaqeiapedkaiqaellkvkqkikaqkdk ekaayakmfa
>1ihgA (A:) shpspqakpsnpsnprvffdvdiggervgrivlelfadivpktaenfralctgekgigpt tgkplhfkgcpfhriikkfmiqggdfsnqngtggesiygekfedenfhykhdkegllsma nagsntngsqffittvptphldgkhvvfgqvikgmgvakilenvevkgekpaklcviaec gelkegddwgifpkdgsgdshpdfpedadvdlkdvdkillisedlknigntffksqnwem aikkytkvlryvegsraaaedadgaklqpvalscvlnigacklkmsdwqgavdscleale idpsntkalyrraqgwqglkeydqaladlkkaqeiapedkaiqaellkvkqkikaqkdke kaay