Chains and heterogens:
PDB Chain Sequences:
>1lu1_ (-) aniqsfsfknfnspsfilqgdatvssgklqltkvkengiptpsslgrafysspiqiydks tgavaswatsftvkisapskasfadgiafalvpvgseprrnggylgvfdsdvynnsaqtv avefdtlsnsgwdpsmkhigidvnsiksiatvswdlangenaeilitynaatsllvaslv hpsrrtsyilservditnelpeyvsvgfsattglsegyiethdvlswsfasklpddstae pldlasylvrnvl