Get quick answers to your questions about the article from our AI researcher chatbot
{'id': 'https://openalex.org/W2100521476', 'doi': 'https://doi.org/10.1128/jb.171.6.3095-3101.1989', 'title': 'The Bacillus subtilis flagellin gene (hag) is transcribed by the sigma 28 form of RNA polymerase', 'display_name': 'The Bacillus subtilis flagellin gene (hag) is transcribed by the sigma 28 form of RNA polymerase', 'publication_year': 1989, 'publication_date': '1989-06-01', 'ids': {'openalex': 'https://openalex.org/W2100521476', 'doi': 'https://doi.org/10.1128/jb.171.6.3095-3101.1989', 'mag': '2100521476', 'pmid': 'https://pubmed.ncbi.nlm.nih.gov/2498284', 'pmcid': 'https://www.ncbi.nlm.nih.gov/pmc/articles/210020'}, 'language': 'en', 'primary_location': {'is_oa': False, 'landing_page_url': 'https://doi.org/10.1128/jb.171.6.3095-3101.1989', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S133274750', 'display_name': 'Journal of Bacteriology', 'issn_l': '0021-9193', 'issn': ['0021-9193', '1067-8832', '1098-5530'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320263', 'host_organization_name': 'American Society for Microbiology', 'host_organization_lineage': ['https://openalex.org/P4310320263'], 'host_organization_lineage_names': ['American Society for Microbiology'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, 'type': 'article', 'type_crossref': 'journal-article', 'indexed_in': ['crossref', 'pubmed'], 'open_access': {'is_oa': True, 'oa_status': 'green', 'oa_url': 'https://europepmc.org/articles/pmc210020?pdf=render', 'any_repository_has_fulltext': True}, 'authorships': [{'author_position': 'first', 'author': {'id': 'https://openalex.org/A5109166612', 'display_name': 'Daniel B. Mirel', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I95457486', 'display_name': 'University of California, Berkeley', 'ror': 'https://ror.org/01an7q238', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I95457486']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'D B Mirel', 'raw_affiliation_strings': ['Department of Biochemistry, University of California, Berkeley, 94720.'], 'affiliations': [{'raw_affiliation_string': 'Department of Biochemistry, University of California, Berkeley, 94720.', 'institution_ids': ['https://openalex.org/I95457486']}]}, {'author_position': 'last', 'author': {'id': 'https://openalex.org/A5111519600', 'display_name': 'Michael J. Chamberlin', 'orcid': None}, 'institutions': [{'id': 'https://openalex.org/I95457486', 'display_name': 'University of California, Berkeley', 'ror': 'https://ror.org/01an7q238', 'country_code': 'US', 'type': 'education', 'lineage': ['https://openalex.org/I95457486']}], 'countries': ['US'], 'is_corresponding': False, 'raw_author_name': 'M J Chamberlin', 'raw_affiliation_strings': ['Department of Biochemistry, University of California, Berkeley, 94720.'], 'affiliations': [{'raw_affiliation_string': 'Department of Biochemistry, University of California, Berkeley, 94720.', 'institution_ids': ['https://openalex.org/I95457486']}]}], 'institution_assertions': [], 'countries_distinct_count': 1, 'institutions_distinct_count': 1, 'corresponding_author_ids': [], 'corresponding_institution_ids': [], 'apc_list': None, 'apc_paid': None, 'fwci': 4.958, 'has_fulltext': True, 'fulltext_origin': 'pdf', 'cited_by_count': 164, 'citation_normalized_percentile': {'value': 0.97535, 'is_in_top_1_percent': False, 'is_in_top_10_percent': True}, 'cited_by_percentile_year': {'min': 98, 'max': 99}, 'biblio': {'volume': '171', 'issue': '6', 'first_page': '3095', 'last_page': '3101'}, 'is_retracted': False, 'is_paratext': False, 'primary_topic': {'id': 'https://openalex.org/T10120', 'display_name': 'Bacterial Genetics and Biotechnology', 'score': 0.9998, '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'}}, 'topics': [{'id': 'https://openalex.org/T10120', 'display_name': 'Bacterial Genetics and Biotechnology', 'score': 0.9998, '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/T11048', 'display_name': 'Bacteriophages and microbial interactions', 'score': 0.9993, 'subfield': {'id': 'https://openalex.org/subfields/2303', 'display_name': 'Ecology'}, 'field': {'id': 'https://openalex.org/fields/23', 'display_name': 'Environmental Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}, {'id': 'https://openalex.org/T11162', 'display_name': 'Enzyme Structure and Function', 'score': 0.9951, 'subfield': {'id': 'https://openalex.org/subfields/2505', 'display_name': 'Materials Chemistry'}, 'field': {'id': 'https://openalex.org/fields/25', 'display_name': 'Materials Science'}, 'domain': {'id': 'https://openalex.org/domains/3', 'display_name': 'Physical Sciences'}}], 'keywords': [{'id': 'https://openalex.org/keywords/sigma-factor', 'display_name': 'Sigma factor', 'score': 0.8302307}, {'id': 'https://openalex.org/keywords/flagellin', 'display_name': 'Flagellin', 'score': 0.6246292}, {'id': 'https://openalex.org/keywords/transcription', 'display_name': 'Transcription', 'score': 0.6131748}, {'id': 'https://openalex.org/keywords/regulon', 'display_name': 'Regulon', 'score': 0.5382061}], 'concepts': [{'id': 'https://openalex.org/C86803240', 'wikidata': 'https://www.wikidata.org/wiki/Q420', 'display_name': 'Biology', 'level': 0, 'score': 0.87134236}, {'id': 'https://openalex.org/C47319516', 'wikidata': 'https://www.wikidata.org/wiki/Q306436', 'display_name': 'Sigma factor', 'level': 5, 'score': 0.8302307}, {'id': 'https://openalex.org/C2776449523', 'wikidata': 'https://www.wikidata.org/wiki/Q272631', 'display_name': 'RNA polymerase', 'level': 4, 'score': 0.7728928}, {'id': 'https://openalex.org/C2777272437', 'wikidata': 'https://www.wikidata.org/wiki/Q131238', 'display_name': 'Bacillus subtilis', 'level': 3, 'score': 0.6929998}, {'id': 'https://openalex.org/C153911025', 'wikidata': 'https://www.wikidata.org/wiki/Q7202', 'display_name': 'Molecular biology', 'level': 1, 'score': 0.67041314}, {'id': 'https://openalex.org/C38117629', 'wikidata': 'https://www.wikidata.org/wiki/Q24788421', 'display_name': 'Flagellin', 'level': 3, 'score': 0.6246292}, {'id': 'https://openalex.org/C179926584', 'wikidata': 'https://www.wikidata.org/wiki/Q207714', 'display_name': 'Transcription (linguistics)', 'level': 2, 'score': 0.6131748}, {'id': 'https://openalex.org/C62361671', 'wikidata': 'https://www.wikidata.org/wiki/Q1754612', 'display_name': 'Regulon', 'level': 4, 'score': 0.5382061}, {'id': 'https://openalex.org/C82381507', 'wikidata': 'https://www.wikidata.org/wiki/Q416878', 'display_name': 'Polymerase', 'level': 3, 'score': 0.5300631}, {'id': 'https://openalex.org/C101762097', 'wikidata': 'https://www.wikidata.org/wiki/Q224093', 'display_name': 'Promoter', 'level': 4, 'score': 0.5286349}, {'id': 'https://openalex.org/C104317684', 'wikidata': 'https://www.wikidata.org/wiki/Q7187', 'display_name': 'Gene', 'level': 2, 'score': 0.5278169}, {'id': 'https://openalex.org/C84148353', 'wikidata': 'https://www.wikidata.org/wiki/Q863908', 'display_name': 'Nucleic acid sequence', 'level': 3, 'score': 0.48727667}, {'id': 'https://openalex.org/C54355233', 'wikidata': 'https://www.wikidata.org/wiki/Q7162', 'display_name': 'Genetics', 'level': 1, 'score': 0.43580657}, {'id': 'https://openalex.org/C67705224', 'wikidata': 'https://www.wikidata.org/wiki/Q11053', 'display_name': 'RNA', 'level': 3, 'score': 0.39953637}, {'id': 'https://openalex.org/C150194340', 'wikidata': 'https://www.wikidata.org/wiki/Q26972', 'display_name': 'Gene expression', 'level': 3, 'score': 0.3011364}, {'id': 'https://openalex.org/C41895202', 'wikidata': 'https://www.wikidata.org/wiki/Q8162', 'display_name': 'Linguistics', 'level': 1, 'score': 0.0}, {'id': 'https://openalex.org/C138885662', 'wikidata': 'https://www.wikidata.org/wiki/Q5891', 'display_name': 'Philosophy', 'level': 0, 'score': 0.0}, {'id': 'https://openalex.org/C523546767', 'wikidata': 'https://www.wikidata.org/wiki/Q10876', 'display_name': 'Bacteria', 'level': 2, 'score': 0.0}], 'mesh': [{'descriptor_ui': 'D001412', 'descriptor_name': 'Bacillus subtilis', 'qualifier_ui': 'Q000235', 'qualifier_name': 'genetics', 'is_major_topic': True}, {'descriptor_ui': 'D001426', 'descriptor_name': 'Bacterial Proteins', 'qualifier_ui': 'Q000235', 'qualifier_name': 'genetics', 'is_major_topic': True}, {'descriptor_ui': 'D012321', 'descriptor_name': 'DNA-Directed RNA Polymerases', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': True}, {'descriptor_ui': 'D005408', 'descriptor_name': 'Flagellin', 'qualifier_ui': 'Q000235', 'qualifier_name': 'genetics', 'is_major_topic': True}, {'descriptor_ui': 'D012808', 'descriptor_name': 'Sigma Factor', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': True}, {'descriptor_ui': 'D014157', 'descriptor_name': 'Transcription Factors', 'qualifier_ui': 'Q000378', 'qualifier_name': 'metabolism', 'is_major_topic': True}, {'descriptor_ui': 'D000595', 'descriptor_name': 'Amino Acid Sequence', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001412', 'descriptor_name': 'Bacillus subtilis', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001426', 'descriptor_name': 'Bacterial Proteins', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D001483', 'descriptor_name': 'Base Sequence', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D003001', 'descriptor_name': 'Cloning, Molecular', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012321', 'descriptor_name': 'DNA-Directed RNA Polymerases', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005408', 'descriptor_name': 'Flagellin', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005786', 'descriptor_name': 'Gene Expression Regulation', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005796', 'descriptor_name': 'Genes', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D005798', 'descriptor_name': 'Genes, Bacterial', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D066298', 'descriptor_name': 'In Vitro Techniques', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D008969', 'descriptor_name': 'Molecular Sequence Data', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D015183', 'descriptor_name': 'Restriction Mapping', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D012808', 'descriptor_name': 'Sigma Factor', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D013997', 'descriptor_name': 'Time Factors', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014157', 'descriptor_name': 'Transcription Factors', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}, {'descriptor_ui': 'D014158', 'descriptor_name': 'Transcription, Genetic', 'qualifier_ui': '', 'qualifier_name': None, 'is_major_topic': False}], 'locations_count': 4, 'locations': [{'is_oa': False, 'landing_page_url': 'https://doi.org/10.1128/jb.171.6.3095-3101.1989', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S133274750', 'display_name': 'Journal of Bacteriology', 'issn_l': '0021-9193', 'issn': ['0021-9193', '1067-8832', '1098-5530'], 'is_oa': False, 'is_in_doaj': False, 'is_core': True, 'host_organization': 'https://openalex.org/P4310320263', 'host_organization_name': 'American Society for Microbiology', 'host_organization_lineage': ['https://openalex.org/P4310320263'], 'host_organization_lineage_names': ['American Society for Microbiology'], 'type': 'journal'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}, {'is_oa': True, 'landing_page_url': 'https://europepmc.org/articles/pmc210020', 'pdf_url': 'https://europepmc.org/articles/pmc210020?pdf=render', 'source': {'id': 'https://openalex.org/S4306400806', 'display_name': 'Europe PMC (PubMed Central)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1303153112', 'host_organization_name': 'European Bioinformatics Institute', 'host_organization_lineage': ['https://openalex.org/I1303153112'], 'host_organization_lineage_names': ['European Bioinformatics Institute'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': True, 'landing_page_url': 'https://www.ncbi.nlm.nih.gov/pmc/articles/PMC210020', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S2764455111', 'display_name': 'PubMed Central', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, {'is_oa': False, 'landing_page_url': 'https://pubmed.ncbi.nlm.nih.gov/2498284', 'pdf_url': None, 'source': {'id': 'https://openalex.org/S4306525036', 'display_name': 'PubMed', 'issn_l': None, 'issn': None, 'is_oa': False, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1299303238', 'host_organization_name': 'National Institutes of Health', 'host_organization_lineage': ['https://openalex.org/I1299303238'], 'host_organization_lineage_names': ['National Institutes of Health'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': None, 'is_accepted': False, 'is_published': False}], 'best_oa_location': {'is_oa': True, 'landing_page_url': 'https://europepmc.org/articles/pmc210020', 'pdf_url': 'https://europepmc.org/articles/pmc210020?pdf=render', 'source': {'id': 'https://openalex.org/S4306400806', 'display_name': 'Europe PMC (PubMed Central)', 'issn_l': None, 'issn': None, 'is_oa': True, 'is_in_doaj': False, 'is_core': False, 'host_organization': 'https://openalex.org/I1303153112', 'host_organization_name': 'European Bioinformatics Institute', 'host_organization_lineage': ['https://openalex.org/I1303153112'], 'host_organization_lineage_names': ['European Bioinformatics Institute'], 'type': 'repository'}, 'license': None, 'license_id': None, 'version': 'publishedVersion', 'is_accepted': True, 'is_published': True}, 'sustainable_development_goals': [{'id': 'https://metadata.un.org/sdg/15', 'display_name': 'Life on land', 'score': 0.46}], 'grants': [], 'datasets': [], 'versions': [], 'referenced_works_count': 45, 'referenced_works': ['https://openalex.org/W1514432626', 'https://openalex.org/W1521877748', 'https://openalex.org/W1543154962', 'https://openalex.org/W1564737620', 'https://openalex.org/W1594435578', 'https://openalex.org/W1622365970', 'https://openalex.org/W1678194650', 'https://openalex.org/W1718807327', 'https://openalex.org/W1741059230', 'https://openalex.org/W1850656556', 'https://openalex.org/W1919840076', 'https://openalex.org/W1947968995', 'https://openalex.org/W1970600423', 'https://openalex.org/W1971465291', 'https://openalex.org/W1986784214', 'https://openalex.org/W2007918998', 'https://openalex.org/W2014751502', 'https://openalex.org/W2019410656', 'https://openalex.org/W2020565513', 'https://openalex.org/W2025450446', 'https://openalex.org/W2026626836', 'https://openalex.org/W2027880208', 'https://openalex.org/W2028082957', 'https://openalex.org/W2028622989', 'https://openalex.org/W2035305441', 'https://openalex.org/W2035520923', 'https://openalex.org/W2040663164', 'https://openalex.org/W2058516222', 'https://openalex.org/W2060273986', 'https://openalex.org/W2063450941', 'https://openalex.org/W2063634462', 'https://openalex.org/W2075215645', 'https://openalex.org/W2082789482', 'https://openalex.org/W2083700676', 'https://openalex.org/W2132130935', 'https://openalex.org/W2138270253', 'https://openalex.org/W2139597912', 'https://openalex.org/W2144634347', 'https://openalex.org/W2146953954', 'https://openalex.org/W2157589212', 'https://openalex.org/W2166236008', 'https://openalex.org/W2275967469', 'https://openalex.org/W2482835637', 'https://openalex.org/W2916217134', 'https://openalex.org/W4285719527'], 'related_works': ['https://openalex.org/W4322627361', 'https://openalex.org/W2808719899', 'https://openalex.org/W2144748915', 'https://openalex.org/W2112797419', 'https://openalex.org/W2095569907', 'https://openalex.org/W2089235887', 'https://openalex.org/W2087091691', 'https://openalex.org/W2075955829', 'https://openalex.org/W2050452947', 'https://openalex.org/W2019955021'], 'abstract_inverted_index': {'The': [0, 36, 56, 149, 170], 'Bacillus': [1], 'subtilis': [2, 45, 134, 164], 'gene': [3, 38, 58], 'hag,': [4], 'which': [5], 'codes': [6], 'for': [7, 28, 83, 109], 'the': [8, 29, 43, 51, 74, 80, 84, 100, 110, 114, 162, 167, 181], 'flagellin': [9], 'structural': [10], 'protein,': [11], 'was': [12, 54, 59, 91], 'identified': [13], 'by': [14, 93], 'DNA': [15, 22], 'sequence': [16, 53, 82], 'analysis': [17], 'in': [18, 25, 73, 132], 'a': [19, 67, 124], 'collection': [20], 'of': [21, 33, 42, 64, 79, 89, 99, 118, 123, 152, 183], 'fragments': [23], 'bearing': [24], 'vitro': [26], 'promoters': [27], 'sigma': [30, 85, 101, 115, 186], '28': [31, 86, 102, 116, 187], 'form': [32, 117], 'RNA': [34, 119, 188], 'polymerase.': [35], 'hag': [37, 57, 90, 153], 'and': [39, 50, 129, 138, 159], 'adjacent': [40], 'regions': [41], 'B.': [44, 133, 163], 'chromosome': [46], 'were': [47], 'restriction': [48], 'mapped,': [49], 'nucleotide': [52], 'determined.': [55], 'transcribed': [60], 'at': [61], 'all': [62], 'stages': [63], 'growth': [65, 158], 'from': [66], 'single': [68], 'promoter': [69, 75], 'that': [70, 96, 113], 'had': [71], 'sequences': [72], 'recognition': [76], 'region': [77], 'characteristic': [78], 'consensus': [81], 'holoenzyme.': [87], 'Transcription': [88], 'eliminated': [92], 'insertion': [94], 'mutations': [95], 'blocked': [97], 'synthesis': [98], 'protein.': [103], 'These': [104], 'findings': [105], 'provide': [106], 'strong': [107], 'support': [108], 'previous': [111], 'proposal': [112], 'polymerase': [120, 189], 'controls': [121], 'transcription': [122], 'regulon': [125], 'specifying': [126], 'flagellar,': [127], 'chemotaxis,': [128], 'motility': [130], 'functions': [131], '(J.': [135], 'D.': [136], 'Helmann': [137], 'M.': [139], 'J.': [140], 'Chamberlin,': [141], 'Proc.': [142], 'Natl.': [143], 'Acad.': [144], 'Sci.': [145], 'USA': [146], '84:6422-6424,': [147], '1987).': [148], 'steady-state': [150], 'levels': [151, 172], 'mRNA': [154], 'increased': [155], 'during': [156], 'exponential': [157], 'peaked': [160], 'as': [161], 'cells': [165], 'entered': [166], 'stationary': [168], 'phase.': [169], 'transcript': [171], 'then': [173], 'decreased': [174], 'to': [175], 'zero': [176], 'within': [177], '4': [178], 'h': [179], 'after': [180], 'onset': [182], 'sporulation.': [184], 'Hence,': [185], 'function': [190], 'is': [191], 'temporally': [192], 'regulated.': [193]}, 'cited_by_api_url': 'https://api.openalex.org/works?filter=cites:W2100521476', 'counts_by_year': [{'year': 2021, 'cited_by_count': 5}, {'year': 2020, 'cited_by_count': 4}, {'year': 2019, 'cited_by_count': 5}, {'year': 2018, 'cited_by_count': 4}, {'year': 2017, 'cited_by_count': 3}, {'year': 2016, 'cited_by_count': 3}, {'year': 2015, 'cited_by_count': 3}, {'year': 2014, 'cited_by_count': 11}, {'year': 2013, 'cited_by_count': 4}, {'year': 2012, 'cited_by_count': 5}], 'updated_date': '2024-12-10T19:34:37.599132', 'created_date': '2016-06-24'}