Chains and heterogens:
PDB Chain Sequences:
>1ec7A (A:) mssqfttpvvtemqvipvaghdsmlmnlsgahapfftrniviikdnsghtgvgeipggek irktledaiplvvgktlgeyknvltlvrntfadrdaggrglqtfdlrttihvvtgieaam ldllgqhlgvnvasllgdgqqrsevemlgylffvgnrkatplpyqsqpddscdwyrlrhe eamtpdavvrlaeaayekygfndfklkggvlageeeaesivalaqrfpqaritldpngaw slneaikigkylkgslayaedpcgaeqgfsgrevmaefrratglptatnmiatdwrqmgh tlslqsvdipladphfwtmqgsvrvaqmchefgltwgshsnnhfdislamfthvaaaapg kitaidthwiwqegnqrltkepfeikgglvqvpekpglgveidmdqvmkahelyqkhglg arddamgmqylipgwtfdnkrpcmvr
>1ec7A (A:) fttpvvtemqvipvaghdsmlmnlsgahapfftrniviikdnsghtgvgeipggekirkt ledaiplvvgktlgeyknvltlvrntfalrttihvvtgieaamldllgqhlgvnvasllg dgqqrsevemlgylffvgnrkatplpyqsqpddscdwyrlrheeamtpdavvrlaeaaye kygfndfklkggvlageeeaesivalaqrfpqaritldpngawslneaikigkylkgsla yaedpcgaeqgfsgrevmaefrratglptatnmiatdwrqmghtlslqsvdipladphfw tmqgsvrvaqmchefgltwgshsnnhfdislamfthvaaaapgkitaidthwiwqegnqr ltkepfeikgglvqvpekpglgveidmdqvmkahelyqkhglgarddamgmqylipgwtf dnkrpcmvr
>1ec7B (B:) mssqfttpvvtemqvipvaghdsmlmnlsgahapfftrniviikdnsghtgvgeipggek irktledaiplvvgktlgeyknvltlvrntfadrdaggrglqtfdlrttihvvtgieaam ldllgqhlgvnvasllgdgqqrsevemlgylffvgnrkatplpyqsqpddscdwyrlrhe eamtpdavvrlaeaayekygfndfklkggvlageeeaesivalaqrfpqaritldpngaw slneaikigkylkgslayaedpcgaeqgfsgrevmaefrratglptatnmiatdwrqmgh tlslqsvdipladphfwtmqgsvrvaqmchefgltwgshsnnhfdislamfthvaaaapg kitaidthwiwqegnqrltkepfeikgglvqvpekpglgveidmdqvmkahelyqkhglg arddamgmqylipgwtfdnkrpcmvr
>1ec7B (B:) fttpvvtemqvipvaghdsmlmnlsgahapfftrniviikdnsghtgvgeipggekirkt ledaiplvvgktlgeyknvltlvrntfadrdgrglqtfdlrttihvvtgieaamldllgq hlgvnvasllgdgqqrsevemlgylffvgnrkatplpyqsqpddscdwyrlrheeamtpd avvrlaeaayekygfndfklkggvlageeeaesivalaqrfpqaritldpngawslneai kigkylkgslayaedpcgaeqgfsgrevmaefrratglptatnmiatdwrqmghtlslqs vdipladphfwtmqgsvrvaqmchefgltwgshsnnhfdislamfthvaaaapgkitaid thwiwqegnqrltkepfeikgglvqvpekpglgveidmdqvmkahelyqkhglgarddam gmqylipgwtfdnkrpcmvr
>1ec7C (C:) mssqfttpvvtemqvipvaghdsmlmnlsgahapfftrniviikdnsghtgvgeipggek irktledaiplvvgktlgeyknvltlvrntfadrdaggrglqtfdlrttihvvtgieaam ldllgqhlgvnvasllgdgqqrsevemlgylffvgnrkatplpyqsqpddscdwyrlrhe eamtpdavvrlaeaayekygfndfklkggvlageeeaesivalaqrfpqaritldpngaw slneaikigkylkgslayaedpcgaeqgfsgrevmaefrratglptatnmiatdwrqmgh tlslqsvdipladphfwtmqgsvrvaqmchefgltwgshsnnhfdislamfthvaaaapg kitaidthwiwqegnqrltkepfeikgglvqvpekpglgveidmdqvmkahelyqkhglg arddamgmqylipgwtfdnkrpcmvr
>1ec7C (C:) fttpvvtemqvipvaghdsmlmnlsgahapfftrniviikdnsghtgvgeipggekirkt ledaiplvvgktlgeyknvltlvrntfarttihvvtgieaamldllgqhlgvnvasllgd gqqrsevemlgylffvgnrkatplpyqsqpddscdwyrlrheeamtpdavvrlaeaayek ygfndfklkggvlageeeaesivalaqrfpqaritldpngawslneaikigkylkgslay aedpcgaeqgfsgrevmaefrratglptatnmiatdwrqmghtlslqsvdipladphfwt mqgsvrvaqmchefgltwgshsnnhfdislamfthvaaaapgkitaidthwiwqegnqrl tkepfeikgglvqvpekpglgveidmdqvmkahelyqkhglgarddamgmqylipgwtfd nkrpcmvr
>1ec7D (D:) mssqfttpvvtemqvipvaghdsmlmnlsgahapfftrniviikdnsghtgvgeipggek irktledaiplvvgktlgeyknvltlvrntfadrdaggrglqtfdlrttihvvtgieaam ldllgqhlgvnvasllgdgqqrsevemlgylffvgnrkatplpyqsqpddscdwyrlrhe eamtpdavvrlaeaayekygfndfklkggvlageeeaesivalaqrfpqaritldpngaw slneaikigkylkgslayaedpcgaeqgfsgrevmaefrratglptatnmiatdwrqmgh tlslqsvdipladphfwtmqgsvrvaqmchefgltwgshsnnhfdislamfthvaaaapg kitaidthwiwqegnqrltkepfeikgglvqvpekpglgveidmdqvmkahelyqkhglg arddamgmqylipgwtfdnkrpcmvr
>1ec7D (D:) qfttpvvtemqvipvaghdsmlmnlsgahapfftrniviikdnsghtgvgeipggekirk tledaiplvvgktlgeyknvltlvrntfadrrttihvvtgieaamldllgqhlgvnvasl lgdgqqrsevemlgylffvgnrkatplpyqsqpddscdwyrlrheeamtpdavvrlaeaa yekygfndfklkggvlageeeaesivalaqrfpqaritldpngawslneaikigkylkgs layaedpcgaeqgfsgrevmaefrratglptatnmiatdwrqmghtlslqsvdipladph fwtmqgsvrvaqmchefgltwgshsnnhfdislamfthvaaaapgkitaidthwiwqegn qrltkepfeikgglvqvpekpglgveidmdqvmkahelyqkhglgarddamgmqylipgw tfdnkrpcmvr