Chains and heterogens:
PDB Chain Sequences:
>1ngg_ (-) mskgpavgislgttyscvgvfqhgkveiiandqgnrttpsyvaftdterligdaaknqva mnptntvfdakrligrrfddavvqsdmkhwpfmvvndagrpkvqveykgetksfypeevs smvltkmkeiaeaylgktvtnavvtvpayfndsqrqatkdagtiaglnvlriineptaaa iaygldkkvgaernvlifdlgggtfdvsiltiedgifevkstagdthlggedfdnrmvnh fiaefkrkhkkdisenkravrrlrtacerakrtlssstqasieidslyegidfytsitra rfeelnadlfrgtldpvekalrdakldksqihdivlvggstripkiqkllqdffngkeln ksinpdeavaygaavqaailsgdkse
>1ngg_ (-) kgpavgislgttyscvgvfqhgkveiiandqgnrttpsyvaftdterligdaaknqvamn ptntvfdakrligrrfddavvqsdmkhwpfmvvndagrpkvqveykgetksfypeevssm vltkmkeiaeaylgktvtnavvtvpayfndsqrqatkdagtiaglnvlriineptaaaia ygldkkvgaernvlifdlgggtfdvsiltiedgifevkstagdthlggedfdnrmvnhfi aefkrkhkkdisenkravrrlrtacerakrtlssstqasieidslyegidfytsitrarf eelnadlfrgtldpvekalrdakldksqihdivlvggstripkiqkllqdffngkelnks inpdeavaygaavqaails