Chains and heterogens:
PDB Chain Sequences:
>2ng1_ (-) fqqlsarlqeaigrlrgrgriteedlkatlreirralmdadvnlevtrdfvervreealg kqvlesltpaevilatvyealkealggearlpvlkdrnlwflvglqgsgktttaaklaly ykgkgrrpllvaadtqrpaareqlrllgekvgvpvlevmdgespesirrrveekarlear dlilvdtagrlqideplmgelarlkevlgpdevllvldamtgqealsvarafdekvgvtg lvltkldgdarggaalsarhvtgkpiyfagvsekpeglepfyperlagrilgm