Chains and heterogens:
PDB Chain Sequences:
>3zpcA (A:) mgsshhhhhhssgenlyfqghmselkqdqywmqqaielakrglystkpnpnvgcvivkdd qligegfhpkagqphaevfalrqageqaqgatayvtlepcahygrtppcaealvkaqvkk vvvacpdpnplvagkgvqilknagieveigicedlaaklnqgflkamstgmpyvrlkvas sldgrtamasgeskwitgsaarqdvqhwraisgavitgidtviaddcqlnvrslhnidie tvaqpkrvildrrgrlpltakilenpetvmvmgpyrqeladlgviqleiqplktllqtls kqyqiydvlieagatlssaflqeglidemisyvaptllgqsaramfnadfeymaqqlrfk lldviqldqdirlrliptqekv
>3zpcA (A:) selkqdqywmqqaielakrglystkpnpnvgcvivkddqligegfhpkagqphaevfalr qageqaqgatayvtlepcahygrtppcaealvkaqvkkvvvacpdpnplvagkgvqilkn agieveigicedlaaklnqgflkamstgmpyvrlkvassldgrtamasgeskwitgsaar qdvqhwraisgavitgidtviaddcqlnvrslhnidietvaqpkrvildrrgrlpltaki lenpetvmvmgpyrqeladlgviqleiqplktllqtlskqyqiydvlieagatlssaflq eglidemisyvaptllgqsaramfnadfeymaqqlrfklldviqldqdirlrliptq
>3zpcB (B:) mgsshhhhhhssgenlyfqghmselkqdqywmqqaielakrglystkpnpnvgcvivkdd qligegfhpkagqphaevfalrqageqaqgatayvtlepcahygrtppcaealvkaqvkk vvvacpdpnplvagkgvqilknagieveigicedlaaklnqgflkamstgmpyvrlkvas sldgrtamasgeskwitgsaarqdvqhwraisgavitgidtviaddcqlnvrslhnidie tvaqpkrvildrrgrlpltakilenpetvmvmgpyrqeladlgviqleiqplktllqtls kqyqiydvlieagatlssaflqeglidemisyvaptllgqsaramfnadfeymaqqlrfk lldviqldqdirlrliptqekv
>3zpcB (B:) elkqdqywmqqaielakrglystkpnpnvgcvivkddqligegfhpkagqphaevfalrq ageqaqgatayvtlepcahygrtppcaealvkaqvkkvvvacpdpnplvagkgvqilkna gieveigicedlaaklnqgflkamstgmpyvrlkvassldgrtamasgeskwitgsaarq dvqhwraisgavitgidtviaddcqlnvrslhnidietvaqpkrvildrrgrlpltakil enpetvmvmgpyrqeladlgviqleiqplktllqtlskqyqiydvlieagatlssaflqe glidemisyvaptllgqsaramfnadfeymaqqlrfklldviqldqdirlrliptq