Chains and heterogens:
PDB Chain Sequences:
>1npeA (A:) gthllfaqtgkierlplerntmkkteakaflhipakviiglafdcvdkvvywtdisepsi graslhggepttiirqdlgspegialdhlgrtifwtdsqldrievakmdgtqrrvlfdtg lvnprgivtdpvrgnlywtdwnrdnpkietshmdgtnrrilaqdnlglpngltfdafssq lcwvdagthraeclnpaqpgrrkvleglqypfavtsygknlyytdwktnsviamdlaisk emdtfhphkqtrlygitialsqcpqgh
>1npeA (A:) gthllfaqtgkierlplerntmkkteakaflhipakviiglafdcvdkvvywtdisepsi graslhggepttiirqdlgspegialdhlgrtifwtdsqldrievakmdgtqrrvlfdtg lvnprgivtdpvrgnlywtdwnrdnpkietshmdgtnrrilaqdnlglpngltfdafssq lcwvdagthraeclnpaqpgrrkvleglqypfavtsygknlyytdwktnsviamdlaisk emdtfhphkqtrlygitialsqc
>1npeB (B:) qpcpcpggsscaivpktkevvcthcptgtagkrcelcddgyfgdplgsngpvrlcrpcqc ndnidpnavgncnrltgeclkciyntagfycdrckegffgnplapnpadkckacacnpyg tvqqqsscnpvtgqcqclphvsgrdcgtcdpgyynlqsgqgcer