Chains and heterogens:
PDB Chain Sequences:
>1mj9A (A:) arvrnlnriimgkyeiepwyfspypieltdedfiyiddftlqyfgskkqyeryrkkctlr hppgneiyrddyvsffeidgrkqrtwcrnlcllsklfldhktlyydvdpflfycmtrrde lghhlvgyfskekesadgynvasiltlpqyqrmgygklliefsyelskkenkvgspekpl sdlgllsyraywsdtlitllvehqkeitideissmtsmtttdilhtaktlnilryykgqh iiflnedildrynrlkakkrrtidpnrliwkpp