{"doi":"10.1038/220441a0","title":"Sequential Derepression and Repression of the Tryptophan Operon in E. coil","abstract":null,"journal":"Nature","year":1968,"id":16940,"datarank":2.9431524594819973,"base_score":3.6635616461296463,"endowment":3.6635616461296463,"self_citation_contribution":0.5495342469194471,"citation_network_contribution":2.3936182125625503,"self_endowment_contribution":0.5495342469194471,"citer_contribution":2.3936182125625503,"corpus_percentile":null,"corpus_rank":null,"citation_count":38,"citer_count":29,"citers_with_citation_signal":29,"citers_with_endowment":29,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":null,"is_oa":false,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":null,"fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":123085,"name":"FUMIO IMAMOTO","orcid":null,"position":1,"is_corresponding":false},{"id":123084,"name":"JUNETSU ITO","orcid":null,"position":0,"is_corresponding":false}],"reference_count":0,"raw_metadata":{"has_enrichment":true,"base_score":3.6635616461296463,"endowment":3.6635616461296463,"datacite_reuse_total":0,"file_count":0,"downloads":0,"views":0,"has_version_chain":false,"is_dataset":false,"is_oa":false,"pmid":"4879599","pmcid":null,"openalex_id":"https://openalex.org/W1976238592","authors":[],"funders":[],"total_grants":0,"fwci":11.4259,"citation_percentile":0.99295775,"influential_citations":0,"citation_trend":[{"year":2016,"count":1},{"year":2020,"count":1}],"oa_status":"closed","license":"http://www.springer.com/tdm","oa_locations":[{"url":"http://www.nature.com/articles/220441a0","host_type":"publisher"},{"url":"http://www.nature.com/articles/220441a0.pdf","host_type":"publisher"},{"url":"https://doi.org/10.1038/220441a0","host_type":"journal"},{"url":"https://pubmed.ncbi.nlm.nih.gov/4879599","host_type":"repository"}],"fields_of_study":["Chemical Reactions and Isotopes","thermodynamics and calorimetric analyses","Ion channel regulation and function","Biology","Medicine","Escherichia coli","Genes, Regulator","Genetic Code","Genetics, Microbial","Kinetics","Ligases","RNA Nucleotidyltransferases","RNA, Messenger","Tryptophan","ortho-Aminobenzoates"],"mesh_terms":["Escherichia coli","Genes, Regulator","Genetic Code","Genetics, Microbial","Kinetics","Ligases","RNA Nucleotidyltransferases","RNA, Messenger","Tryptophan","ortho-Aminobenzoates"],"keywords":["Derepression","Operon","Psychological repression","trp operon","gal operon","L-arabinose operon","Operator (biology)","Repressor","Genetics","Enzyme Repression","lac operon","Transcription (linguistics)","Chemistry","Biology","Transcription factor","Gene","Philosophy","Plasmid"],"sdg_mappings":[{"sdg_number":0,"sdg_label":"Gender equality"}],"linked_datasets":[],"clinical_trials":[],"software_tools":[],"database_accessions":[],"source":"live","citation_network_status":"fetched"},"created_at":"2026-06-02T15:16:12.226522Z","pmid":null,"pmcid":null,"fwci":null,"citation_percentile":null,"influential_citations":0,"oa_status":null,"license":null,"views":0,"total_file_size_bytes":0,"version_count":0,"fair_f":null,"fair_a":null,"fair_i":null,"fair_r":null,"fair_zscore":null,"fair_rationale":null,"fair_model":null,"fair_agent_version":null,"fair_fulltext_source":null,"fair_has_llm":null,"fair_computed_at":null,"clinical_trials":[],"software_tools":[],"db_accessions":[],"linked_datasets":[],"topics":[]}