Chains and heterogens:
PDB Chain Sequences:
>1bg2_ (-) dlaecnikvmcrfrplnesevnrgdkyiakfqgedtvviaskpyafdrvfqsstsqeqvy ndcakkivkdvlegyngtifaygqtssgkthtmegklhdpegmgiiprivqdifnyiysm denlefhikvsyfeiyldkirdlldvsktnlsvhedknrvpyvkgcterfvcspdevmdt idegksnrhvavtnmnehssrshsiflinvkqentqteqklsgklylvdlagsekvsktg aegavldeakninkslsalgnvisalaegstyvpyrdskmtrilqdslggncrttivicc spssynesetkstllfgqrakti