Chains and heterogens:
PDB Chain Sequences:
>1hx1A (A:) pavgidlgttyscvgvfqhgkveiiandqgnrttpsyvaftdterligdaaknqvamnpt ntvfdakrligrrfddavvqsdmkhwpfmvvndagrpkvqveykgetksfypeevssmvl tkmkeiaeaylgktvtnavvtvpayfndsqrqatkdagtiaglnvlriineptaaaiayg ldkkvgaernvlifdlgggtfdvsiltiedgifevkstagdthlggedfdnrmvnhfiae fkrkhkkdisenkravrrlrtacerakrtlssstqasieidslyegidfytsitrarfee lnadlfrgtldpvekalrdakldksqihdivlvggstripkiqkllqdffngkelnksin pdeavaygaavqaails
>1hx1B (B:) gnspqeevelkklkhleksvekiadqleelnkeltgiqqgflpkdlqaealckldrrvka tieqfmkileeidtlilpenfkdsrlkrkglvkkvqaflaecdtveqnicqe