Chains and heterogens:
PDB Chain Sequences:
>1qflA (A:) siviasaartavgsfngafantpahelgatvisavleragvaagevnevilgqvlpageg qnparqaamkagvpqeatawgmnqlcgsglravalgmqqiatgdasiivaggmesmsmap hcahlrggvkmgdfkmidtmikdgltdafygyhmgttaenvakqwqlsrdeqdafavasq nkaeaaqkdgrfkdeivpfivkgrkgditvdadeyirhgatldsmaklrpafdkegtvta gnasglndgaaaallmseaeasrrgiqplgrivswatvgvdpkvmgtgpipasrkalera gwkigdldlveaneafaaqacavnkdlgwdpsivnvnggaiaighpigasgarilntllf emkrrgarkglatlcigggmgvamciesl
>1qflB (B:) siviasaartavgsfngafantpahelgatvisavleragvaagevnevilgqvlpageg qnparqaamkagvpqeatawgmnqlcgsglravalgmqqiatgdasiivaggmesmsmap hcahlrggvkmgdfkmidtmikdgltdafygyhmgttaenvakqwqlsrdeqdafavasq nkaeaaqkdgrfkdeivpfivkgrkgditvdadeyirhgatldsmaklrpafdkegtvta gnasglndgaaaallmseaeasrrgiqplgrivswatvgvdpkvmgtgpipasrkalera gwkigdldlveaneafaaqacavnkdlgwdpsivnvnggaiaighpigasgarilntllf emkrrgarkglatlcigggmgvamciesl
>1qflC (C:) siviasaartavgsfngafantpahelgatvisavleragvaagevnevilgqvlpageg qnparqaamkagvpqeatawgmnqlcgsglravalgmqqiatgdasiivaggmesmsmap hcahlrggvkmgdfkmidtmikdgltdafygyhmgttaenvakqwqlsrdeqdafavasq nkaeaaqkdgrfkdeivpfivkgrkgditvdadeyirhgatldsmaklrpafdkegtvta gnasglndgaaaallmseaeasrrgiqplgrivswatvgvdpkvmgtgpipasrkalera gwkigdldlveaneafaaqacavnkdlgwdpsivnvnggaiaighpigasgarilntllf emkrrgarkglatlcigggmgvamciesl
>1qflD (D:) siviasaartavgsfngafantpahelgatvisavleragvaagevnevilgqvlpageg qnparqaamkagvpqeatawgmnqlcgsglravalgmqqiatgdasiivaggmesmsmap hcahlrggvkmgdfkmidtmikdgltdafygyhmgttaenvakqwqlsrdeqdafavasq nkaeaaqkdgrfkdeivpfivkgrkgditvdadeyirhgatldsmaklrpafdkegtvta gnasglndgaaaallmseaeasrrgiqplgrivswatvgvdpkvmgtgpipasrkalera gwkigdldlveaneafaaqacavnkdlgwdpsivnvnggaiaighpigasgarilntllf emkrrgarkglatlcigggmgvamciesl