Chains and heterogens:
PDB Chain Sequences:
>1i1rA (A:) lldpcgyispespvvqlhsnftavcvlkekcmdyfhvnanyivwktnhftipkeqytiin rtassvtftdiaslniqltcniltfgqleqnvygitiisglppekpknlscivnegkkmr cewdggrethletnftlksewathkfadckakrdtptsctvdystvyfvnievwveaena lgkvtsdhinfdpvykvkpnpphnlsvinseelssilkltwtnpsiksviilkyniqyrt kdastwsqippedtastrssftvqdlkpfteyvfrircmkedgkgywsdwseeasgitye d
>1i1rB (B:) efekdlliqrlnwmlwvidecfrdlcyrtgickgilepaaifhlklpaindtdhcgligf netsclkkladgffefevlfkflttefgksvinvdvmelltktlgwdiqeelnkltkthy sppkfdrgllgrlqglkywvrhfasfyvlsamekfagqavrvldsip