Chains and heterogens:
PDB Chain Sequences:
>1e5uI (I:) tltiddgnieivgtgvkgklptvwlqygqvnlkasggngkytwrsanpaiasvdassgqv tlkekgtttisvissdnqtatytiatpnslivpnmskrvtyndavntcknfggklpssqn elenvfkawgaankyeyykssqtiiswvqqtaqdaksgvastydlvkqnplnnikasesn ayatcvk