Chains and heterogens:
PDB Chain Sequences:
>1n2tA (A:) tpdrhqfpglanktyfnfggqgilptvaleaitamygylqengpfsiaanqhiqqliaql rqalaetfnvdpntititdnvttgcdivlwgldwhqgdeilltdcehpgiiaivqaiaar fgityrffpvaatlnqgdaaavlanhlgpktrlvilshllwntgqvlplaeimavcrrhq gnypvrvlvdgaqsagslpldfsrlevdyyaftghawfagpagvgglyihgdclgeinpt yvgwrsitygakgeptgwaeggkrfevatsaypqyagllaalqlhqrqgtaeeryqaicq rseflwrglnqlphvhclatsapqaglvsftvdsplghraivqkleeqriylrtiadpdc iracchyitdeeeinhllarladfgp
>1n2tA (A:) tpdrhqfpglanktyfnfggqgilptvaleaitamygylqengpfsiaanqhiqqliaql rqalaetfnvdpntititdnvttgcdivlwgldwhqgdeilltdcehpgiiaivqaiaar fgityrffpvaatlnqgdaaavlanhlgpktrlvilshllwntgqvlplaeimavcrrhq gnypvrvlvdgaqsagslpldfsrlevdyyaftghawfagpagvgglyihgdclgeinpt yvgwrsitygakgeptgwaeggkrfevatsaypqyagllaalqlhqrqgtaeeryqaicq rseflwrglnqlphvhclatsapqaglvsftvdsplghraivqkleeqriylrtiadpdc iracchyitdeeeinhllarladfg
>1n2tB (B:) tpdrhqfpglanktyfnfggqgilptvaleaitamygylqengpfsiaanqhiqqliaql rqalaetfnvdpntititdnvttgcdivlwgldwhqgdeilltdcehpgiiaivqaiaar fgityrffpvaatlnqgdaaavlanhlgpktrlvilshllwntgqvlplaeimavcrrhq gnypvrvlvdgaqsagslpldfsrlevdyyaftghawfagpagvgglyihgdclgeinpt yvgwrsitygakgeptgwaeggkrfevatsaypqyagllaalqlhqrqgtaeeryqaicq rseflwrglnqlphvhclatsapqaglvsftvdsplghraivqkleeqriylrtiadpdc iracchyitdeeeinhllarladfgp
>1n2tB (B:) tpdrhqfpglanktyfnfggqgilptvaleaitamygylqengpfsiaanqhiqqliaql rqalaetfnvdpntititdnvttgcdivlwgldwhqgdeilltdcehpgiiaivqaiaar fgityrffpvaatlnqgdaaavlanhlgpktrlvilshllwntgqvlplaeimavcrrhq gnypvrvlvdgaqsagslpldfsrlevdyyaftghawfagpagvgglyihgdclgeinpt yvgwrsitygakgeptgwaeggkrfevatsaypqyagllaalqlhqrqgtaeeryqaicq rseflwrglnqlphvhclatsapqaglvsftvdsplghraivqkleeqriylrtiadpdc iracchyitdeeeinhllarladfg