Chains and heterogens:
PDB Chain Sequences:
>1scs_ (-) adtivaveldtypntdigdpsyphigidiksvrskktakwnmqngkvgtahiiynsvdkr lsavvsypnadsatvsydvdldnvlpewvrvglsastglyketntilswsftsklksnst hetnalhfmfnqfskdqkdlilqgdattgtdgnleltrvssngspqgssvgralfyapvh iwessavvasfeatftflikspdshpadgiaffisnidssipsgstgrllglfpdan