Chains and heterogens:
PDB Chain Sequences:
>2x75A (A:) mierysreemsniwtdqnryeawleveilaceawselghipkadvqkirqnakvnveraq eieqetrhdvvaftrqvsetlgeerkwvhygltstdvvdtalsfvikqandiiekdlerf idvlaekaknykytlmmgrthgvhaepttfgvkmalwytemqrnlqrfkqvreeievgkm sgavgtfanippeiesyvckhlgigtapvstqtlqrdrhayyiatlaliatslekfavei rnlqktetreveeafakgqkgssamphkrnpigsenitgisrvirgyittayenvplwhe rdishssaerimlpdvtialdyalnrftnivdrltvfednmrnnidktfglifsqrvlla linkgmvreeaydkvqpkamiswetktpfrelieqdesitsvltkeeldecfdpkhhlnq vdtiferagla
>2x75A (A:) ierysreemsniwtdqnryeawleveilaceawselghipkadvqkirqnakvnveraqe ieqetrhdvvaftrqvsetlgeerkwvhygltstdvvdtalsfvikqandiiekdlerfi dvlaekaknykytlmmgrthgvhaepttfgvkmalwytemqrnlqrfkqvreeievgkms gavgtfanippeiesyvckhlgigtapvstqtlqrdrhayyiatlaliatslekfaveir nlqktetreveeafakgqkgssamphkrnpigsenitgisrvirgyittayenvplwher dishssaerimlpdvtialdyalnrftnivdrltvfednmrnnidktfglifsqrvllal inkgmvreeaydkvqpkamiswetktpfrelieqdesittkeeldecfdpkhhlnqvdti feragla