Chains and heterogens:
PDB Chain Sequences:
>1q8uA (A:) gnaaaakkgseqesvkeflakakedflkkwenpaqntahldqferiktlgtgsfgrvmlv khmetgnhyamkildkqkvvklkqiehtlnekrilqavnfpflvklefsfkdnsnlymvm eyvpggemfshlrrigrfsepharfyaaqivltfeylhsldliyrdlkpenllidqqgyi qvtdfgfakrvkgrtwtlcgtpeylapeiilskgynkavdwwalgvliyemaagyppffa dqpiqiyekivsgkvrfpshfssdlkdllrnllqvdltkrfgnlkngvndiknhkwfatt dwiaiyqrkveapfipkfkgpgdtsnfddyeeeeirvsinekcgkefsef
>1q8uA (A:) kkgseqesvkeflakakedflkkwenpaqntahldqferiktlgtgsfgrvmlvkhmetg nhyamkildkqkvvklkqiehtlnekrilqavnfpflvklefsfkdnsnlymvmeyvpgg emfshlrrigrfsepharfyaaqivltfeylhsldliyrdlkpenllidqqgyiqvtdfg fakrvkgrtwtlcgtpeylapeiilskgynkavdwwalgvliyemaagyppffadqpiqi yekivsgkvrfpshfssdlkdllrnllqvdltkrfgnlkngvndiknhkwfattdwiaiy qrkveapfipkfkgpgdtsnfddyeeeeirvsinekcgkefsef