Chains and heterogens:
PDB Chain Sequences:
>1izdA (A:) aatgsvttnptsndeeyitqvtvgddtlgldfdtgsadlwvfssqtpssersghdyytpg ssaqkidgatwsisygdgssasgdvykdkvtvggvsydsqavesaekvsseftqdtandg llglafssintvqptpqktffdnvksslsepifavalkhnapgvydfgytdsskytgsit ytdvdnsqgfwgftadgysigsdsssdsitgiadtgttllllddsivdayyeqvngasyd ssqggyvfpssaslpdfsvtigdytatvpgeyisfadvgngqtfggiqsnsgigfsifgd vflksqyvvfdasgprlgfaaqa