Chains and heterogens:
PDB Chain Sequences:
>1ngf_ (-) mskgpavgidlgttyscvgvfqhgkveiiandqgnrttpsyvaftdterligdaaknqva mnptntvfdakrligrrfddavvqsdmkhwpfmvvndagrpkvqveykgetksfypeevs smvltkmkeiaeaylgktvtnavvtvpayfndsqrqatkdagtiaglnvlriineptaaa iaygldkkvgaernvlifnlgggtfdvsiltiedgifevkstagdthlggedfdnrmvnh fiaefkrkhkkdisenkravrrlrtacerakrtlssstqasieidslyegidfytsitra rfeelnadlfrgtldpvekalrdakldksqihdivlvggstripkiqkllqdffngkeln ksinpdeavaygaavqaailsgdkse
>1ngf_ (-) kgpavgidlgttyscvgvfqhgkveiiandqgnrttpsyvaftdterligdaaknqvamn ptntvfdakrligrrfddavvqsdmkhwpfmvvndagrpkvqveykgetksfypeevssm vltkmkeiaeaylgktvtnavvtvpayfndsqrqatkdagtiaglnvlriineptaaaia ygldkkvgaernvlifnlgggtfdvsiltiedgifevkstagdthlggedfdnrmvnhfi aefkrkhkkdisenkravrrlrtacerakrtlssstqasieidslyegidfytsitrarf eelnadlfrgtldpvekalrdakldksqihdivlvggstripkiqkllqdffngkelnks inpdeavaygaavqaailsgdk