Chains and heterogens:
PDB Chain Sequences:
>1nj2A (A:) mgsshhhhhhssglvprgshmqkpikkdpnryhgekmtefsewfhnileeaeiidqrypv kgmhvwmphgfmirkntlkilrrildrdheevlfpllvpedelakeaihvkgfedevywv thgglsklqrklalrptsetvmypmfalwvrshtdlpmrfyqvvntfryetkhtrplirv reittfkeahtihataseaeeqveraveiykeffnslgipylitrrppwdkfpgseytva fdtlmpdgktlqigtvhnlgqtfartfeikfetpegdheyvhqtcyglsdrviasviaih gdesglclppdvaahqvvivpiifkkaaeevmeacrelrsrleaagfrvhlddrdiragr kyyewemrgvplrveigprdlekgaavisrrdtgekvtadlqgieetlrelmkdilenlr trawermeseireaetleeasrivdekrgiisfmwcgeeecgmdveekvrvdilgiqeeg sgtcincgreapyraylarty
>1nj2A (A:) efsewfhnileeaeiidqrypvkgmhvwmphgfmirkntlkilrrildrdheevlfpllv pedelaevywvthgglsklqrklalrptsetvmypmfalwvrshtdlpmrfyqvvntfry etkhtrplirvreittfkeahtihataseaeeqveraveiykeffnslgipylitrrppw dkfpgseytvafdtlmpdgktlqigtvhnlgqtfartfeikfetpegdheyvhqtcygls drviasviaihgdesglclppdvaahqvvivpiifkkaaeevmeacrelrsrleaagfrv hlddrdiragrkyyewemrgvplrveigprdlekgaavisrrdtgekvtadlqgieetlr elmkdilenlrtrawermeseireaetleeasrivdekrgiisfmwcgeeecgmdveekv rvdilgiqeegsgtcincgreapyraylarty