Chains and heterogens:
PDB Chain Sequences:
>5u20A (A:) mgsshhhhhhssrnlyfqggghmfflnlkqindrfntefitkfkeilesgwyilgkqcek fennfakycgvkhcigvangldalrliikaydfkendeiivpantyiasilaitdnkckp iliepdintyninpdlieekitkktkaimvvhlygqvcdmekiqllankynlkiiedcaq ahgaiykdkrvgnlgdaagfsfypgknlgalgdagcictnddnfaskiralanygshkky enlytglnsrldeiqaafldiklkyldednnkrknianfylqnikneniilpsnkfdhvw hlfvvktklrdelqhylnnhdiqtiihypipphkqkcykdlnhlklpitenihqevlslp isptmkendfkkvadilnkwkv
>5u20A (A:) hmfflnlkqindrfntefitkfkeilesgwyilgkqcekfennfakycgvkhcigvangl dalrliikaydfkendeiivpantyiasilaitdnkckpiliepdintyninpdlieeki tkktkaimvvhlygqvcdmekiqllankynlkiiedcaqahgaiykdkrvgnlgdaagfs fypgknlgalgdagcictnddnfaskiralanygshkkyenlytglnsrldeiqaafldi klkyldednnkrknianfylqnikneniilpsnkfdhvwhlfvvktklrdelqhylnnhd iqtiihypipphkqkcykdlnhlklpitenihqevlslpisptmkendfkkvadilnkwk v
>5u20B (B:) mgsshhhhhhssrnlyfqggghmfflnlkqindrfntefitkfkeilesgwyilgkqcek fennfakycgvkhcigvangldalrliikaydfkendeiivpantyiasilaitdnkckp iliepdintyninpdlieekitkktkaimvvhlygqvcdmekiqllankynlkiiedcaq ahgaiykdkrvgnlgdaagfsfypgknlgalgdagcictnddnfaskiralanygshkky enlytglnsrldeiqaafldiklkyldednnkrknianfylqnikneniilpsnkfdhvw hlfvvktklrdelqhylnnhdiqtiihypipphkqkcykdlnhlklpitenihqevlslp isptmkendfkkvadilnkwkv
>5u20B (B:) hmfflnlkqindrfntefitkfkeilesgwyilgkqcekfennfakycgvkhcigvangl dalrliikaydfkendeiivpantyiasilaitdnkckpiliepdintyninpdlieeki tkktkaimvvhlygqvcdmekiqllankynlkiiedcaqahgaiykdkrvgnlgdaagfs fypgknlgalgdagcictnddnfaskiralanygshkkyenlytglnsrldeiqaafldi klkyldednnkrknianfylqnikneniilpsnkfdhvwhlfvvktklrdelqhylnnhd iqtiihypipphkqkcykdlnhlklpitenihqevlslpisptmkendfkkvadilnkwk v
>5u20C (C:) mgsshhhhhhssrnlyfqggghmfflnlkqindrfntefitkfkeilesgwyilgkqcek fennfakycgvkhcigvangldalrliikaydfkendeiivpantyiasilaitdnkckp iliepdintyninpdlieekitkktkaimvvhlygqvcdmekiqllankynlkiiedcaq ahgaiykdkrvgnlgdaagfsfypgknlgalgdagcictnddnfaskiralanygshkky enlytglnsrldeiqaafldiklkyldednnkrknianfylqnikneniilpsnkfdhvw hlfvvktklrdelqhylnnhdiqtiihypipphkqkcykdlnhlklpitenihqevlslp isptmkendfkkvadilnkwkv
>5u20C (C:) hmfflnlkqindrfntefitkfkeilesgwyilgkqcekfennfakycgvkhcigvangl dalrliikaydfkendeiivpantyiasilaitdnkckpiliepdintyninpdlieeki tkktkaimvvhlygqvcdmekiqllankynlkiiedcaqahgaiykdkrvgnlgdaagfs fypgknlgalgdagcictnddnfaskiralanygshkkyenlytglnsrldeiqaafldi klkyldednnkrknianfylqnikneniilpsnkfdhvwhlfvvktklrdelqhylnnhd iqtiihypipphkqkcykdlnhlklpitenihqevlslpisptmkendfkkvadilnkwk v
>5u20D (D:) mgsshhhhhhssrnlyfqggghmfflnlkqindrfntefitkfkeilesgwyilgkqcek fennfakycgvkhcigvangldalrliikaydfkendeiivpantyiasilaitdnkckp iliepdintyninpdlieekitkktkaimvvhlygqvcdmekiqllankynlkiiedcaq ahgaiykdkrvgnlgdaagfsfypgknlgalgdagcictnddnfaskiralanygshkky enlytglnsrldeiqaafldiklkyldednnkrknianfylqnikneniilpsnkfdhvw hlfvvktklrdelqhylnnhdiqtiihypipphkqkcykdlnhlklpitenihqevlslp isptmkendfkkvadilnkwkv
>5u20D (D:) hmfflnlkqindrfntefitkfkeilesgwyilgkqcekfennfakycgvkhcigvangl dalrliikaydfkendeiivpantyiasilaitdnkckpiliepdintyninpdlieeki tkktkaimvvhlygqvcdmekiqllankynlkiiedcaqahgaiykdkrvgnlgdaagfs fypgknlgalgdagcictnddnfaskiralanygshkkyenlytglnsrldeiqaafldi klkyldednnkrknianfylqnikneniilpsnkfdhvwhlfvvktklrdelqhylnnhd iqtiihypipphkqkcykdlnhlklpitenihqevlslpisptmkendfkkvadilnkwk