{"id":"https://openalex.org/W2467741764","doi":null,"title":"Polyamine biosynthesis in Escherichia coli: construction of polyamine-deficient mutants.","display_name":"Polyamine biosynthesis in Escherichia coli: construction of polyamine-deficient mutants.","publication_year":1981,"publication_date":"1981-12-01","ids":{"openalex":"https://openalex.org/W2467741764","mag":"2467741764","pmid":"https://pubmed.ncbi.nlm.nih.gov/7040834"},"language":"en","primary_location":{"id":"pmid:7040834","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/7040834","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical biology","raw_type":"Journal Article"},"volume":null,"type":"article","indexed_in":["pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5031654064","display_name":"Herbert Tabor","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"H Tabor","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5031654064"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3529,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.5646147,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"59","issue":"5-6","first_page":"389","last_page":"93"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11924","display_name":"Polyamine Metabolism and Applications","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T11924","display_name":"Polyamine Metabolism and Applications","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10120","display_name":"Bacterial Genetics and Biotechnology","score":0.001500000013038516,"subfield":{"id":"https://openalex.org/subfields/1311","display_name":"Genetics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10521","display_name":"RNA and protein synthesis mechanisms","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/polyamine-biosynthesis","display_name":"polyamine biosynthesis","score":0.996999979019165},{"id":"https://openalex.org/keywords/escherichia-coli","display_name":"Escherichia coli","score":0.9430000185966492},{"id":"https://openalex.org/keywords/deletion-mutants","display_name":"deletion mutants","score":0.8429999947547913},{"id":"https://openalex.org/keywords/bacteriophage-t4","display_name":"bacteriophage T4","score":0.7670000195503235},{"id":"https://openalex.org/keywords/bacteriophage-t7","display_name":"bacteriophage T7","score":0.996999979019165},{"id":"https://openalex.org/keywords/bacteriophage-f2","display_name":"bacteriophage f2","score":0.9929999709129333},{"id":"https://openalex.org/keywords/phage-adsorption","display_name":"phage adsorption","score":0.7369999885559082},{"id":"https://openalex.org/keywords/rpsl-mutations","display_name":"rpsL mutations","score":0.8429999947547913}],"concepts":[{"id":"https://openalex.org/C2780115381","wikidata":"https://www.wikidata.org/wiki/Q421959","display_name":"Polyamine","level":2,"score":0.9139485359191895},{"id":"https://openalex.org/C547475151","wikidata":"https://www.wikidata.org/wiki/Q25419","display_name":"Escherichia coli","level":3,"score":0.8144364953041077},{"id":"https://openalex.org/C143065580","wikidata":"https://www.wikidata.org/wiki/Q3285695","display_name":"Mutant","level":3,"score":0.802588164806366},{"id":"https://openalex.org/C174832134","wikidata":"https://www.wikidata.org/wiki/Q934786","display_name":"Pilus","level":4,"score":0.6114934086799622},{"id":"https://openalex.org/C553450214","wikidata":"https://www.wikidata.org/wiki/Q851162","display_name":"Biosynthesis","level":3,"score":0.516553521156311},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.4633828401565552},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.44483208656311035},{"id":"https://openalex.org/C2776441376","wikidata":"https://www.wikidata.org/wiki/Q165028","display_name":"Bacteriophage","level":4,"score":0.44457677006721497},{"id":"https://openalex.org/C501734568","wikidata":"https://www.wikidata.org/wiki/Q42918","display_name":"Mutation","level":3,"score":0.4405860900878906},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.42599231004714966},{"id":"https://openalex.org/C89423630","wikidata":"https://www.wikidata.org/wiki/Q7193","display_name":"Microbiology","level":1,"score":0.32623326778411865},{"id":"https://openalex.org/C181199279","wikidata":"https://www.wikidata.org/wiki/Q8047","display_name":"Enzyme","level":2,"score":0.18476679921150208},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.11365094780921936}],"mesh":[{"descriptor_ui":"D000091243","descriptor_name":"Ribosomal Protein S9","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002262","descriptor_name":"Carboxy-Lyases","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D003090","descriptor_name":"Coliphages","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004926","descriptor_name":"Escherichia coli","qualifier_ui":"Q000235","qualifier_name":"genetics","is_major_topic":false},{"descriptor_ui":"D004926","descriptor_name":"Escherichia coli","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":true},{"descriptor_ui":"D004926","descriptor_name":"Escherichia coli","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D008716","descriptor_name":"Methionine Adenosyltransferase","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D009154","descriptor_name":"Mutation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010957","descriptor_name":"Plasmids","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011073","descriptor_name":"Polyamines","qualifier_ui":"Q000096","qualifier_name":"biosynthesis","is_major_topic":true},{"descriptor_ui":"D011436","descriptor_name":"Spermidine Synthase","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D011700","descriptor_name":"Putrescine","qualifier_ui":"Q000096","qualifier_name":"biosynthesis","is_major_topic":false},{"descriptor_ui":"D012437","descriptor_name":"Adenosylmethionine Decarboxylase","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D029968","descriptor_name":"Escherichia coli Proteins","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"pmid:7040834","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/7040834","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Medical biology","raw_type":"Journal Article"},{"id":"mag:2467741764","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/7040834","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"PubMed","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/1","score":0.6000000238418579,"display_name":"No poverty"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1679966592","https://openalex.org/W2101959424","https://openalex.org/W2071156503","https://openalex.org/W6959004790","https://openalex.org/W1544790606","https://openalex.org/W2165298335","https://openalex.org/W1509566126","https://openalex.org/W39101036","https://openalex.org/W1993368434","https://openalex.org/W2003351074"],"abstract_inverted_index":{"Previous":[0],"work":[1],"is":[2],"summarized":[3],"on":[4,125],"the":[5,19,34,89,92,107],"biosynthetic":[6,21],"pathway":[7],"for":[8,45,72,127],"polyamines":[9,126],"in":[10,18,24,59,88,100],"Escherichia":[11],"coli.":[12],"Deletion":[13],"mutants":[14,30],"have":[15,80],"been":[16,119],"obtained":[17],"various":[20],"steps,":[22],"resulting":[23],"cells":[25,66],"with":[26],"no":[27],"polyamines.":[28],"These":[29],"grow":[31],"at":[32],"one-third":[33],"rate":[35],"of":[36,56,91,98,106],"polyamine-supplemented":[37],"cultures":[38],"and":[39,51,75,103,112],"can":[40],"serve":[41,69],"as":[42,70],"suitable":[43],"hosts":[44,71],"bacteriophages":[46,109],"T4,":[47],"T7,":[48],"Q":[49,113],"beta,":[50],"f2.":[52],"The":[53],"major":[54],"effects":[55],"polyamine":[57],"deficiency":[58],"these":[60,65],"polyamine-deficient":[61,77,116],"strains":[62,79],"are:":[63],"(i)":[64],"do":[67],"not":[68],"bacteriophage":[73],"gamma":[74],"(ii)":[76],"male":[78,93],"defects":[81],"which":[82,121],"are":[83],"attributable":[84],"to":[85],"a":[86,133],"decrease":[87],"stability":[90],"pili,":[94],"namely,":[95],"decreased":[96],"numbers":[97],"recombinants":[99],"Hfr":[101],"crosses":[102],"poorer":[104],"adsorption":[105],"male-specific":[108],"f1,":[110],"f2,":[111],"beta.":[114],"One":[115],"strain":[117],"has":[118],"developed":[120],"becomes":[122],"absolutely":[123],"dependent":[124],"growth":[128],"if":[129],"it":[130],"also":[131],"contains":[132],"specific":[134],"rpsL":[135],"(strA)":[136],"mutation.":[137]},"counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-07-22T00:00:00"}
