Chains and heterogens:
PDB Chain Sequences:
>1yahA (A:) ssppvvdtvhgkvlgkfvslegfaqpvaiflgipfakpplgplrftppqpaepwsfvkna tsyppmctqdpkagqllselftnrkeniplklsedclylniytpadltkknrlpvmvwih ggglmvgaastydglalaahenvvvvtiqyrlgiwgffstgdehsrgnwghldqvaalrw vqdniasfggnpgsvtifgesaggesvsvlvlsplaknlfhraisesgvaltsvlvkkgd vkplaeqiaitagcktttsavmvhclrqkteeellettlkmkflsldlqgdpresqpllg tvidgmlllktpeelqaernfhtvpymvginkqefgwlipmlmsyplsegqldqktamsl lwksyplvciakelipeatekylggtddtvkkkdlfldliadvmfgvpsvivarnhrdag aptymyefqyrpsfssdmkpktvigdhgdelfsvfgapflkegaseeeirlskmvmkfwa nfarngnpngeglphwpeynqkegylqigantqaaqklkdkevafwtnlfak
>1yahB (B:) ssppvvdtvhgkvlgkfvslegfaqpvaiflgipfakpplgplrftppqpaepwsfvkna tsyppmctqdpkagqllselftnrkeniplklsedclylniytpadltkknrlpvmvwih ggglmvgaastydglalaahenvvvvtiqyrlgiwgffstgdehsrgnwghldqvaalrw vqdniasfggnpgsvtifgesaggesvsvlvlsplaknlfhraisesgvaltsvlvkkgd vkplaeqiaitagcktttsavmvhclrqkteeellettlkmkflsldlqgdpresqpllg tvidgmlllktpeelqaernfhtvpymvginkqefgwlipmlmsyplsegqldqktamsl lwksyplvciakelipeatekylggtddtvkkkdlfldliadvmfgvpsvivarnhrdag aptymyefqyrpsfssdmkpktvigdhgdelfsvfgapflkegaseeeirlskmvmkfwa nfarngnpngeglphwpeynqkegylqigantqaaqklkdkevafwtnlfak
>1yahC (C:) ssppvvdtvhgkvlgkfvslegfaqpvaiflgipfakpplgplrftppqpaepwsfvkna tsyppmctqdpkagqllselftnrkeniplklsedclylniytpadltkknrlpvmvwih ggglmvgaastydglalaahenvvvvtiqyrlgiwgffstgdehsrgnwghldqvaalrw vqdniasfggnpgsvtifgesaggesvsvlvlsplaknlfhraisesgvaltsvlvkkgd vkplaeqiaitagcktttsavmvhclrqkteeellettlkmkflsldlqgdpresqpllg tvidgmlllktpeelqaernfhtvpymvginkqefgwlipmlmsyplsegqldqktamsl lwksyplvciakelipeatekylggtddtvkkkdlfldliadvmfgvpsvivarnhrdag aptymyefqyrpsfssdmkpktvigdhgdelfsvfgapflkegaseeeirlskmvmkfwa nfarngnpngeglphwpeynqkegylqigantqaaqklkdkevafwtnlfak