Chains and heterogens:
PDB Chain Sequences:
>1flrH (H:) evkldetggglvqpgrpmklscvasgftfsdywmnwvrqspekglewvaqirnkpynyet yysdsvkgrftisrddskssvylqmnnlrvedmgiyyctgsyygmdywgqgtsvtvssak ttapsvyplapvcgdttgssvtlgclvkgyfpepvtltwnsgslssgvhtfpavlqsdly tlsssvtvtsstwpsqsitcnvahpasstkvdkkieprg
>1flrH (H:) evkldetggglvqpgrpmklscvasgftfsdywmnwvrqspekglewvaqirnkpynyet yysdsvkgrftisrddssvylqmnnlrvedmgiyyctgsyygmdywgqgtsvtvssaktt apsvyplapvcgdttgssvtlgclvkgyfpepvtltwnsgslssgvhtfpavlqsdlytl sssvtvtsstwpsqsitcnvahpasstkvdkkiepr
>1flrL (L:) dvvmtqtplslpvslgdqasiscrssqslvhsngntylrwylqkpgqspkvliykvsnrf sgvpdrfsgsgsgtdftlkisrveaedlgvyfcsqsthvpwtfgggtkleikradaaptv sifppsseqltsggasvvcflnnfypkdinvkwkidgserqngvlnswtdqdskdstysm sstltltkdeyerhnsytceathktstspivksfnrnec