Chains and heterogens:
PDB Chain Sequences:
>1kaxA (A:) mskgpavgidlgttyscvgvfqhgkveiiandqgnrttpsyvaftdterligdaaknqva mnptntvfdamrligrrfddavvqsdmkhwpfmvvndagrpkvqveykgetksfypeevs smvltkmkeiaeaylgktvtnavvtvpayfndsqrqatkdagtiaglnvlriineptaaa iaygldkkvgaernvlifdlgggtfdvsiltiedgifevkstagdthlggedfdnrmvnh fiaefkrkhkkdisenkravrrlrtacerakrtlssstqasieidslyegidfytsitra rfeelnadlfrgtldpvekalrdakldksqihdivlvggstripkiqkllqdffngkeln ksinpdeavaygaavqaails
>1kaxA (A:) gpavgidlgttyscvgvfqhgkveiiandqgnrttpsyvaftdterligdaaknqvamnp tntvfdamrligrrfddavvqsdmkhwpfmvvndagrpkvqveykgetksfypeevssmv ltkmkeiaeaylgktvtnavvtvpayfndsqrqatkdagtiaglnvlriineptaaaiay gldkkvgaernvlifdlgggtfdvsiltiedgifevkstagdthlggedfdnrmvnhfia efkrkhkkdisenkravrrlrtacerakrtlssstqasieidslyegidfytsitrarfe elnadlfrgtldpvekalrdakldksqihdivlvggstripkiqkllqdffngkelnksi npdeavaygaavqaails