Chains and heterogens:
PDB Chain Sequences:
>1gupA (A:) mtqfnpvdhphrrynpltgqwilvsphrakrpwqgaqetpakqvlpahdpdcflcagnvr vtgdknpdytgtyvftndfaalmsdtpdapeshdplmrcqsargtsrvicfspdhsktlp elsvaalteivktwqeqtaelgktypwvqvfenkgaamgcsnphpggqiwansflpneae redrlqkeyfaeqkspmlvdyvqreladgsrtvvetehwlavvpywaawpfetlllpkah vlritdltdaqrsdlalalkkltsrydnlfqcsfpysmgwhgapfngeenqhwqlhahfy ppllrsatvrkfmvgyemlaetqrdltaeqaaerlravsdihfresgv
>1gupA (A:) tqfnpvdhphrrynpltgqwilvsphrakrpwqgaqetpakqvlpahdpdcflcagnvrv tgdknpdytgtyvftndfaalmsdtpdapeshdplmrcqsargtsrvicfspdhsktlpe lsvaalteivktwqeqtaelgktypwvqvfenkgaamgcsnphpggqiwansflpneaer edrlqkeyfaeqkspmlvdyvqreladgsrtvvetehwlavvpywaawpfetlllpkahv lritdltdaqrsdlalalkkltsrydnlfqcsfpysmgwhgapfngeenqhwqlhahfyp pllrsatvrkfmvgyemlaetqrdltaeqaaerlravsdihfresgv
>1gupB (B:) mtqfnpvdhphrrynpltgqwilvsphrakrpwqgaqetpakqvlpahdpdcflcagnvr vtgdknpdytgtyvftndfaalmsdtpdapeshdplmrcqsargtsrvicfspdhsktlp elsvaalteivktwqeqtaelgktypwvqvfenkgaamgcsnphpggqiwansflpneae redrlqkeyfaeqkspmlvdyvqreladgsrtvvetehwlavvpywaawpfetlllpkah vlritdltdaqrsdlalalkkltsrydnlfqcsfpysmgwhgapfngeenqhwqlhahfy ppllrsatvrkfmvgyemlaetqrdltaeqaaerlravsdihfresgv
>1gupB (B:) tqfnpvdhphrrynpltgqwilvsphrakrpwqgaqetpakqvlpahdpdcflcagnvrv tgdknpdytgtyvftndfaalmsdtpdapeshdplmrcqsargtsrvicfspdhsktlpe lsvaalteivktwqeqtaelgktypwvqvfenkgaamgcsnphpggqiwansflpneaer edrlqkeyfaeqkspmlvdyvqreladgsrtvvetehwlavvpywaawpfetlllpkahv lritdltdaqrsdlalalkkltsrydnlfqcsfpysmgwhgapfngeenqhwqlhahfyp pllrsatvrkfmvgyemlaetqrdltaeqaaerlravsdihfre
>1gupC (C:) mtqfnpvdhphrrynpltgqwilvsphrakrpwqgaqetpakqvlpahdpdcflcagnvr vtgdknpdytgtyvftndfaalmsdtpdapeshdplmrcqsargtsrvicfspdhsktlp elsvaalteivktwqeqtaelgktypwvqvfenkgaamgcsnphpggqiwansflpneae redrlqkeyfaeqkspmlvdyvqreladgsrtvvetehwlavvpywaawpfetlllpkah vlritdltdaqrsdlalalkkltsrydnlfqcsfpysmgwhgapfngeenqhwqlhahfy ppllrsatvrkfmvgyemlaetqrdltaeqaaerlravsdihfresgv
>1gupC (C:) tqfnpvdhphrrynpltgqwilvsphrakrpwqgaqetpakqvlpahdpdcflcagnvrv tgdknpdytgtyvftndfaalmsdtpdapeshdplmrcqsargtsrvicfspdhsktlpe lsvaalteivktwqeqtaelgktypwvqvfenkgaamgcsnphpggqiwansflpneaer edrlqkeyfaeqkspmlvdyvqreladgsrtvvetehwlavvpywaawpfetlllpkahv lritdltdaqrsdlalalkkltsrydnlfqcsfpysmgwhgapfngeenqhwqlhahfyp pllrsatvrkfmvgyemlaetqrdltaeqaaerlravsdihfre
>1gupD (D:) mtqfnpvdhphrrynpltgqwilvsphrakrpwqgaqetpakqvlpahdpdcflcagnvr vtgdknpdytgtyvftndfaalmsdtpdapeshdplmrcqsargtsrvicfspdhsktlp elsvaalteivktwqeqtaelgktypwvqvfenkgaamgcsnphpggqiwansflpneae redrlqkeyfaeqkspmlvdyvqreladgsrtvvetehwlavvpywaawpfetlllpkah vlritdltdaqrsdlalalkkltsrydnlfqcsfpysmgwhgapfngeenqhwqlhahfy ppllrsatvrkfmvgyemlaetqrdltaeqaaerlravsdihfresgv
>1gupD (D:) tqfnpvdhphrrynpltgqwilvsphrakrpwqgaqetpakqvlpahdpdcflcagnvrv tgdknpdytgtyvftndfaalmsdtpdapeshdplmrcqsargtsrvicfspdhsktlpe lsvaalteivktwqeqtaelgktypwvqvfenkgaamgcsnphpggqiwansflpneaer edrlqkeyfaeqkspmlvdyvqreladgsrtvvetehwlavvpywaawpfetlllpkahv lritdltdaqrsdlalalkkltsrydnlfqcsfpysmgwhgapfngeenqhwqlhahfyp pllrsatvrkfmvgyemlaetqrdltaeqaaerlravsdihfre