Chains and heterogens:
PDB Chain Sequences:
>1axz_ (-) vetisfsfsefepgndnltlqgaalitqsgvlqltkinqngmpawdstgrtlyakpvhiw dmttgtvasfetrfsfsieqpytrplpadglvffmgptkskpaqgygylgifnnskqdns yqtlgvefdtfsnpwdppqvphigidvnsirsiktqpfqldngqvanvvikydasskilh avlvypssgaiytiaeivdvkqvlpewvdvglsgatgaqrdaaethdvyswsfqaslpe