{"id":"https://openalex.org/W2058905892","doi":"https://doi.org/10.1021/bi00473a016","title":"Kinetics of photoinhibition in hydroxylamine-extracted photosystem II membranes: relevance to photoactivation and sites of electron donation","display_name":"Kinetics of photoinhibition in hydroxylamine-extracted photosystem II membranes: relevance to photoactivation and sites of electron donation","publication_year":1990,"publication_date":"1990-05-29","ids":{"openalex":"https://openalex.org/W2058905892","doi":"https://doi.org/10.1021/bi00473a016","mag":"2058905892","pmid":"https://pubmed.ncbi.nlm.nih.gov/2198938"},"language":"en","primary_location":{"id":"doi:10.1021/bi00473a016","doi":"https://doi.org/10.1021/bi00473a016","is_oa":false,"landing_page_url":"https://doi.org/10.1021/bi00473a016","pdf_url":null,"source":{"id":"https://openalex.org/S104038378","display_name":"Biochemistry","issn_l":"0006-2960","issn":["0006-2960","1520-4995","1943-295X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Biochemistry","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","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/A5084724678","display_name":"Danny J. Blubaugh","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I143302722","display_name":"University of Kentucky","ror":"https://ror.org/02k3smh20","country_code":"US","type":"education","lineage":["https://openalex.org/I143302722"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Danny J. Blubaugh","raw_affiliation_strings":["University of Kentucky, Lexington 40546-0091"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Kentucky, Lexington 40546-0091","institution_ids":["https://openalex.org/I143302722"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072220073","display_name":"George M. Cheniae","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"George M. Cheniae","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4500,"currency":"USD","value_usd":4500},"apc_paid":null,"fwci":3.0938,"has_fulltext":false,"cited_by_count":107,"citation_normalized_percentile":{"value":0.92325553,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"29","issue":"21","first_page":"5109","last_page":"5118"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10303","display_name":"Photosynthetic Processes and Mechanisms","score":1.0,"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"}},"topics":[{"id":"https://openalex.org/T10303","display_name":"Photosynthetic Processes and Mechanisms","score":1.0,"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"}},{"id":"https://openalex.org/T11177","display_name":"Spectroscopy and Quantum Chemical Studies","score":0.0,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11129","display_name":"Photochemistry and Electron Transfer Studies","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1606","display_name":"Physical and Theoretical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/photoinhibition","display_name":"photoinhibition","score":0.9150000214576721},{"id":"https://openalex.org/keywords/photosystem-ii","display_name":"photosystem II","score":0.9589999914169312},{"id":"https://openalex.org/keywords/photoactivation","display_name":"photoactivation","score":0.6299999952316284},{"id":"https://openalex.org/keywords/oxygen-evolving-complex","display_name":"oxygen-evolving complex","score":0.9300000071525574},{"id":"https://openalex.org/keywords/tyrosine-z","display_name":"tyrosine Z","score":0.6650000214576721},{"id":"https://openalex.org/keywords/d1-polypeptide","display_name":"D1 polypeptide","score":0.8820000290870667},{"id":"https://openalex.org/keywords/photooxidation-kinetics","display_name":"photooxidation kinetics","score":0.6959999799728394},{"id":"https://openalex.org/keywords/diphenylcarbazide","display_name":"diphenylcarbazide","score":0.8669999837875366},{"id":"https://openalex.org/keywords/manganese-ions","display_name":"manganese ions","score":0.5709999799728394},{"id":"https://openalex.org/keywords/iodide","display_name":"iodide","score":0.7620000243186951},{"id":"https://openalex.org/keywords/reaction-center","display_name":"reaction center","score":0.5360000133514404}],"concepts":[{"id":"https://openalex.org/C2775999725","wikidata":"https://www.wikidata.org/wiki/Q259997","display_name":"Hydroxylamine","level":2,"score":0.690453290939331},{"id":"https://openalex.org/C158154518","wikidata":"https://www.wikidata.org/wiki/Q7310970","display_name":"Relevance (law)","level":2,"score":0.6611936688423157},{"id":"https://openalex.org/C2778407487","wikidata":"https://www.wikidata.org/wiki/Q14565201","display_name":"Altmetrics","level":2,"score":0.6087003946304321},{"id":"https://openalex.org/C172256273","wikidata":"https://www.wikidata.org/wiki/Q908981","display_name":"Photoinhibition","level":4,"score":0.5581456422805786},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5331453680992126},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.4463554322719574},{"id":"https://openalex.org/C2778805511","wikidata":"https://www.wikidata.org/wiki/Q1713","display_name":"Citation","level":2,"score":0.41596442461013794},{"id":"https://openalex.org/C2778447006","wikidata":"https://www.wikidata.org/wiki/Q1156474","display_name":"Icon","level":2,"score":0.41585230827331543},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.3640402555465698},{"id":"https://openalex.org/C80298142","wikidata":"https://www.wikidata.org/wiki/Q22327014","display_name":"Photosystem II","level":3,"score":0.33943620324134827},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.29681825637817383},{"id":"https://openalex.org/C183688256","wikidata":"https://www.wikidata.org/wiki/Q11982","display_name":"Photosynthesis","level":2,"score":0.23549363017082214},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.14709070324897766},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.11926820874214172},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000077194","descriptor_name":"Chlorophyll A","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001667","descriptor_name":"Binding, Competitive","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002462","descriptor_name":"Cell Membrane","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D002734","descriptor_name":"Chlorophyll","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":true},{"descriptor_ui":"D004160","descriptor_name":"Diphenylcarbazide","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D004583","descriptor_name":"Electrons","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005453","descriptor_name":"Fluorescence","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006898","descriptor_name":"Hydroxylamines","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007700","descriptor_name":"Kinetics","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008345","descriptor_name":"Manganese","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D010084","descriptor_name":"Oxidation-Reduction","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010940","descriptor_name":"Plant Proteins","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":true},{"descriptor_ui":"D010944","descriptor_name":"Plants","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":true},{"descriptor_ui":"D011789","descriptor_name":"Quantum Theory","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014443","descriptor_name":"Tyrosine","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D045322","descriptor_name":"Photosynthetic Reaction Center Complex Proteins","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D045332","descriptor_name":"Photosystem II Protein Complex","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D045342","descriptor_name":"Light-Harvesting Protein Complexes","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1021/bi00473a016","doi":"https://doi.org/10.1021/bi00473a016","is_oa":false,"landing_page_url":"https://doi.org/10.1021/bi00473a016","pdf_url":null,"source":{"id":"https://openalex.org/S104038378","display_name":"Biochemistry","issn_l":"0006-2960","issn":["0006-2960","1520-4995","1943-295X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-b","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Biochemistry","raw_type":"journal-article"},{"id":"pmid:2198938","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/2198938","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":"Biochemistry","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":57,"referenced_works":["https://openalex.org/W29270551","https://openalex.org/W303857720","https://openalex.org/W640468102","https://openalex.org/W1545133982","https://openalex.org/W1560064732","https://openalex.org/W1759018185","https://openalex.org/W1790736429","https://openalex.org/W1837539906","https://openalex.org/W1880912319","https://openalex.org/W1952152672","https://openalex.org/W1964540978","https://openalex.org/W1968182028","https://openalex.org/W1972851182","https://openalex.org/W1979703416","https://openalex.org/W1981998657","https://openalex.org/W1982797625","https://openalex.org/W1986999449","https://openalex.org/W1989585864","https://openalex.org/W1992406180","https://openalex.org/W2003116500","https://openalex.org/W2004215536","https://openalex.org/W2011289008","https://openalex.org/W2012926691","https://openalex.org/W2021615143","https://openalex.org/W2021777443","https://openalex.org/W2028358248","https://openalex.org/W2029642321","https://openalex.org/W2032744198","https://openalex.org/W2035097467","https://openalex.org/W2035203204","https://openalex.org/W2039696937","https://openalex.org/W2041779347","https://openalex.org/W2046049921","https://openalex.org/W2048042065","https://openalex.org/W2050243620","https://openalex.org/W2051307716","https://openalex.org/W2056247311","https://openalex.org/W2059618277","https://openalex.org/W2063116981","https://openalex.org/W2063669936","https://openalex.org/W2066392374","https://openalex.org/W2067962217","https://openalex.org/W2075567202","https://openalex.org/W2083598592","https://openalex.org/W2084195157","https://openalex.org/W2086794964","https://openalex.org/W2088118034","https://openalex.org/W2089155511","https://openalex.org/W2091795589","https://openalex.org/W2091994550","https://openalex.org/W2093192950","https://openalex.org/W2094003360","https://openalex.org/W2095149044","https://openalex.org/W2109426560","https://openalex.org/W2113699397","https://openalex.org/W2125041345","https://openalex.org/W4242472070"],"related_works":["https://openalex.org/W1975202530","https://openalex.org/W640468102","https://openalex.org/W2014385253","https://openalex.org/W1977305157","https://openalex.org/W2038233588","https://openalex.org/W2178192868","https://openalex.org/W4206757839","https://openalex.org/W1984456067","https://openalex.org/W2012926691","https://openalex.org/W1997083257"],"abstract_inverted_index":{"Kinetic":[0],"analyses":[1,79],"were":[2],"made":[3],"of":[4,7,13,38,42,50,67,80,83,90,122,132,148,170,179,190,192,207,218,227,237],"the":[5,11,20,43,61,91,110,167,177,188,193,196,208,219,238],"effects":[6],"weak-light":[8],"photoinhibition":[9],"on":[10,60],"capacity":[12,39],"NH2OH-extracted":[14],"photosystem":[15],"II":[16],"membranes":[17],"to":[18,29,94,146,176,205,215],"photooxidize":[19],"exogenous":[21,181],"electron":[22,68,84,182],"donors":[23,44,92,183,194],"Mn2+,":[24],"diphenylcarbazide,":[25],"and":[26,53,72,104,135,161,173,199],"I-":[27],"or":[28],"assemble":[30],"functional":[31],"water-oxidizing":[32,209],"complexes":[33],"during":[34],"photoactivation.":[35],"The":[36,138,224],"loss":[37,147],"for":[40],"photooxidation":[41,178],"showed":[45],"two":[46,64,197],"first-order":[47],"components":[48,129],"(half-times":[49],"2-3":[51],"min":[52],"1-4":[54],"h)":[55],"with":[56,128,195],"relative":[57,168],"amplitudes":[58],"dependent":[59],"donor,":[62],"suggesting":[63],"photodamageable":[65],"sites":[66],"donation":[69,85],"(sites":[70],"1":[71,100,172,203,212],"2,":[73],"respectively),":[74],"a":[75],"conclusion":[76],"confirmed":[77],"by":[78,86,98,112,187],"velocity":[81],"curves":[82],"each":[87],"donor.":[88],"All":[89],"appear":[93],"be":[95,234],"oxidized":[96],"preferentially":[97],"site":[99,113,149,171,174,202,228],"both":[101],"at":[102,105],"saturating":[103,119],"limiting":[106],"light":[107],"intensity;":[108],"however,":[109],"contribution":[111],"2":[114,175,229],"was":[115,154],"nearly":[116],"comparable":[117],"in":[118],"light.":[120],"Loss":[121],"photoactivation":[123,153,206],"also":[124],"exhibited":[125],"biphasic":[126],"kinetics,":[127],"having":[130],"half-times":[131],"approximately":[133],"0.8":[134],"3.2":[136,143],"min.":[137],"major":[139],"component":[140],"(t1/2":[141],"=":[142],"min)":[144],"corresponded":[145],"1;":[150],"essentially":[151],"no":[152],"observed":[155],"after":[156],"its":[157],"loss.":[158],"From":[159],"these":[160],"other":[162],"analyses,":[163],"we":[164],"conclude":[165],"(1)":[166],"contributions":[169],"various":[180],"is":[184,213,230],"determined":[185],"largely":[186],"rates":[189],"equilibration":[191],"sites,":[198],"(2)":[200],"only":[201],"contributes":[204],"complex.":[210],"Site":[211],"attributed":[214],"tyrosine":[216,235],"Z":[217],"reaction":[220],"center's":[221],"D1":[222],"polypeptide.":[223,240],"molecular":[225],"identity":[226],"unknown":[231],"but":[232],"may":[233],"D":[236],"D2":[239]},"counts_by_year":[{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":4}],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2016-06-24T00:00:00"}
