Chains and heterogens:
PDB Chain Sequences:
>1fxzA (A:) fssreqpqqnecqiqklnalkpdnriesegglietwnpnnkpfqcagvalsrctlnrnal rrpsytngpqeiyiqqgkgifgmiypgcpstfeepqqpqqrgqssrpqdrhqkiynfreg dliavptgvawwmynnedtpvvavsiidtnslenqldqmprrfylagnqeqeflkyqqeq gghqsqkgkhqqeeeneggsilsgftleflehafsvdkqiaknlqgenegedkgaivtvk gglsvikpptdeqqqrpqeeeeeeedekpqckgkdkhcqrprgsqsksrrngidetictm rlrhnigqtsspdiynpqagsvttatsldfpalswlrlsaefgslrknamfvphynlnan siiyalngraliqvvncngervfdgelqegrvlivpqnfvvaarsqsdnfeyvsfktndt pmigtlagansllnalpeeviqhtfnlksqqarqiknnnpfkflvppqesqkrava
>1fxzA (A:) necqiqklnalkpdnriesegglietwnpnnkpfqcagvalsrctlnrnalrrpsytngp qeiyiqqgkgifgmiypgcpstrhqkiynfregdliavptgvawwmynnedtpvvavsii dtnslenqldqmprrfylagnqeqeflkyqqggsilsgftleflehafsvdkqiaknlqg ekgaivtvkgglsvikpictmrlrhnigqtsspdiynpqagsvttatsldfpalswlrls aefgslrknamfvphynlnansiiyalngraliqvvncngervfdgelqegrvlivpqnf vvaarsqsdnfeyvsfktndtpmigtlagansllnalpeeviqhtfnlksqqarqiknnn pfkflvppqes
>1fxzB (B:) fssreqpqqnecqiqklnalkpdnriesegglietwnpnnkpfqcagvalsrctlnrnal rrpsytngpqeiyiqqgkgifgmiypgcpstfeepqqpqqrgqssrpqdrhqkiynfreg dliavptgvawwmynnedtpvvavsiidtnslenqldqmprrfylagnqeqeflkyqqeq gghqsqkgkhqqeeeneggsilsgftleflehafsvdkqiaknlqgenegedkgaivtvk gglsvikpptdeqqqrpqeeeeeeedekpqckgkdkhcqrprgsqsksrrngidetictm rlrhnigqtsspdiynpqagsvttatsldfpalswlrlsaefgslrknamfvphynlnan siiyalngraliqvvncngervfdgelqegrvlivpqnfvvaarsqsdnfeyvsfktndt pmigtlagansllnalpeeviqhtfnlksqqarqiknnnpfkflvppqesqkrava
>1fxzB (B:) necqiqklnalkpdnriesegglietwnpnnkpfqcagvalsrctlnrnalrrpsytngp qeiyiqqgkgifgmiypgcpstrhqkiynfregdliavptgvawwmynnedtpvvavsii dtnslenqldqmprrfylagnqeqeflkyqqggsilsgftleflehafsvdkqiaknlqg ekgaivtvkgglsvikpictmrlrhnigqtsspdiynpqagsvttatsldfpalswlrls aefgslrknamfvphynlnansiiyalngraliqvvncngervfdgelqegrvlivpqnf vvaarsqsdnfeyvsfktndtpmigtlagansllnalpeeviqhtfnlksqqarqiknnn pfkflvppqes
>1fxzC (C:) fssreqpqqnecqiqklnalkpdnriesegglietwnpnnkpfqcagvalsrctlnrnal rrpsytngpqeiyiqqgkgifgmiypgcpstfeepqqpqqrgqssrpqdrhqkiynfreg dliavptgvawwmynnedtpvvavsiidtnslenqldqmprrfylagnqeqeflkyqqeq gghqsqkgkhqqeeeneggsilsgftleflehafsvdkqiaknlqgenegedkgaivtvk gglsvikpptdeqqqrpqeeeeeeedekpqckgkdkhcqrprgsqsksrrngidetictm rlrhnigqtsspdiynpqagsvttatsldfpalswlrlsaefgslrknamfvphynlnan siiyalngraliqvvncngervfdgelqegrvlivpqnfvvaarsqsdnfeyvsfktndt pmigtlagansllnalpeeviqhtfnlksqqarqiknnnpfkflvppqesqkrava
>1fxzC (C:) necqiqklnalkpdnriesegglietwnpnnkpfqcagvalsrctlnrnalrrpsytngp qeiyiqqgkgifgmiypgcpstrhqkiynfregdliavptgvawwmynnedtpvvavsii dtnslenqldqmprrfylagnqeqeflkyqqggsilsgftleflehafsvdkqiaknlqg ekgaivtvkgglsvikpictmrlrhnigqtsspdiynpqagsvttatsldfpalswlrls aefgslrknamfvphynlnansiiyalngraliqvvncngervfdgelqegrvlivpqnf vvaarsqsdnfeyvsfktndtpmigtlagansllnalpeeviqhtfnlksqqarqiknnn pfkflvppqes