Chains and heterogens:
PDB Chain Sequences:
>5i9sA (A:) aaqtnapwglarisstspgtstyyydesagqgscvyvidtgieashpefegraqmvktyy yssrdgnghgthcagtvgsrtygvakktqlfgvkvlddngsgqystiiagmdfvasdknn rncpkgvvaslslgggysssvnsaaarlqssgvmvavaagnnnadarnyspasepsvctv gasdrydrrssfsnygsvldifgpgtdilstwiggstrsisgtsmatphvaglaaylmtl gkttaasacryiadtankgdlsnipfgtvnllaynnyqa