Chains and heterogens:
PDB Chain Sequences:
>1ei9A (A:) dppaplplviwhgmgdsccnplsmgaikkmvekkipgihvlsleigktlredvensffln vnsqvttvcqilakdpklqqgynamgfsqggqflravaqrcpsppmvnlisvggqhqgvf glprcpgesshicdfirktlnagaynkaiqerlvqaeywhdpirediyrnhsifladinq ergvnesykknlmalkkfvmvkflndtivdpvdsewfgfyrsgqaketiplqestlytqd rlglkamdkagqlvflalegdhlqlseewfyahiipfle