Chains and heterogens:
PDB Chain Sequences:
>1f3dH (H:) eiqlqqsgpelvkpgasvkvsckasgysfidynihwvkqshgkslewigyivpysggttf nqkfkgkatltvdkssstafmhlnsltfedsavyycandydgvywgqgttltvssakttp psvyplapgsaaqtnsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlqsdlytls ssvtvpsstwpsetvtcnvahpasstkvdkkivprdc
>1f3dJ (J:) dvlmtqtplslpvslgdqvsiscrssqsifhsdgktylewhlqkpgqspklliykvskrf sgvpdrfsgsgsgtdftlkisrveaedlgvyycfqgshvpytfgggtkleikradaaptv sifppsseqltsggasvvcflnnfypkdinvkwkidgserqngvlnswtdqdskdstysm sstltltkdeyerhnsytceathktstspivksfnrnac
>1f3dJ (J:) dvlmtqtplslpvslgdqvsiscrssqsifhsdgktylewhlqkpgqspklliykvskrf sgvpdrfsgsgsgtdftlkisrveaedlgvyycfqgshvpytfgggtkleikradaaptv sifppsseqltsggasvvcflnnfypkdinvkwkidgserqngvlnswtdqdskdstysm sstltltkdeyerhnsytceathktstspivksfnrna
>1f3dK (K:) eiqlqqsgpelvkpgasvkvsckasgysfidynihwvkqshgkslewigyivpysggttf nqkfkgkatltvdkssstafmhlnsltfedsavyycandydgvywgqgttltvssakttp psvyplapgsaaqtnsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlqsdlytls ssvtvpsstwpsetvtcnvahpasstkvdkkivprdc
>1f3dK (K:) eiqlqqsgpelvkpgasvkvsckasgysfidynihwvkqshgkslewigyivpysggttf nqkfkgkatltvdkssstafmhlnsltfedsavyycandydgvywgqgttltvssakttp psvyplapgsaaqtnsmvtlgclvkgyfpepvtvtwnsgslssgvhtfpavlqsdlytls ssvtvpsstwpsetvtcnvahpasstkvdkkivpr
>1f3dL (L:) dvlmtqtplslpvslgdqvsiscrssqsifhsdgktylewhlqkpgqspklliykvskrf sgvpdrfsgsgsgtdftlkisrveaedlgvyycfqgshvpytfgggtkleikradaaptv sifppsseqltsggasvvcflnnfypkdinvkwkidgserqngvlnswtdqdskdstysm sstltltkdeyerhnsytceathktstspivksfnrnac
>1f3dL (L:) dvlmtqtplslpvslgdqvsiscrssqsifhsdgktylewhlqkpgqspklliykvskrf sgvpdrfsgsgsgtdftlkisrveaedlgvyycfqgshvpytfgggtkleikradaaptv sifppsseqltsggasvvcflnnfypkdinvkwkidgserqngvlnswtdqdskdstysm sstltltkdeyerhnsytceathktstspivksfnrna