{"id":"https://openalex.org/W7225113010","doi":"https://doi.org/10.1186/s12870-026-10268-4","title":"Seven chloroplast genomes and morphological data clarify the phylogenetic position and plastome evolution of Characium-like green algae","display_name":"Seven chloroplast genomes and morphological data clarify the phylogenetic position and plastome evolution of Characium-like green algae","publication_year":2026,"publication_date":"2026-11-03","ids":{"openalex":"https://openalex.org/W7225113010","doi":"https://doi.org/10.1186/s12870-026-10268-4"},"language":"en","primary_location":{"id":"doi:10.1186/s12870-026-10268-4","doi":"https://doi.org/10.1186/s12870-026-10268-4","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12870-026-10268-4","pdf_url":null,"source":{"id":"https://openalex.org/S6444338","display_name":"BMC Plant Biology","issn_l":"1471-2229","issn":["1471-2229"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-d","jufo-1","ki-jl-1","medline","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Plant Biology","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.1186/s12870-026-10268-4","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5056781447","display_name":"Qingyu Dai","orcid":"https://orcid.org/0009-0004-2035-4057","observed_orcids":["https://orcid.org/0009-0004-2035-4057"]},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210089584","display_name":"Institute of Hydrobiology","ror":"https://ror.org/00b4mx203","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210089584"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]},{"id":"https://openalex.org/I4405258493","display_name":"Yangtze River Fisheries Research Institute","ror":"https://ror.org/00rny2m53","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210127390","https://openalex.org/I4210151987","https://openalex.org/I4405258493","https://openalex.org/I46529539"]},{"id":"https://openalex.org/I46529539","display_name":"Chinese Academy of Fishery Sciences","ror":"https://ror.org/02bwk9n38","country_code":"CN","type":"nonprofit","lineage":["https://openalex.org/I4210127390","https://openalex.org/I4210151987","https://openalex.org/I46529539"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingyu Dai","raw_affiliation_strings":["College of Advanced Agricultural Sciences, University of Chinese Academy of Sciences, Beijing, 100039, China","Key Laboratory of Algal Biology, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan, 430072, China","Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Advanced Agricultural Sciences, University of Chinese Academy of Sciences, Beijing, 100039, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Key Laboratory of Algal Biology, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan, 430072, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210089584"]},{"raw_affiliation_string":"Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan, China","institution_ids":["https://openalex.org/I4405258493","https://openalex.org/I46529539"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077260100","display_name":"Yangliang Chen","orcid":"https://orcid.org/0009-0002-1548-360X","observed_orcids":["https://orcid.org/0009-0002-1548-360X"]},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210089584","display_name":"Institute of Hydrobiology","ror":"https://ror.org/00b4mx203","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210089584"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yangliang Chen","raw_affiliation_strings":["College of Advanced Agricultural Sciences, University of Chinese Academy of Sciences, Beijing, 100039, China","Key Laboratory of Algal Biology, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan, 430072, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"College of Advanced Agricultural Sciences, University of Chinese Academy of Sciences, Beijing, 100039, China","institution_ids":["https://openalex.org/I4210165038"]},{"raw_affiliation_string":"Key Laboratory of Algal Biology, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan, 430072, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210089584"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025298933","display_name":"Qian Xiong","orcid":"https://orcid.org/0000-0002-9079-5956","observed_orcids":["https://orcid.org/0000-0002-9079-5956"]},"institutions":[{"id":"https://openalex.org/I1285929390","display_name":"Hubei University of Medicine","ror":"https://ror.org/01dr2b756","country_code":"CN","type":"education","lineage":["https://openalex.org/I1285929390"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qian Xiong","raw_affiliation_strings":["Center for Environment and Health in Water Source Area of South-to-North Water Diversion, School of Public Health, Hubei University of Medicine, Shiyan, 442000, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Center for Environment and Health in Water Source Area of South-to-North Water Diversion, School of Public Health, Hubei University of Medicine, Shiyan, 442000, China","institution_ids":["https://openalex.org/I1285929390"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5160353525","display_name":"Huan Zhu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210089584","display_name":"Institute of Hydrobiology","ror":"https://ror.org/00b4mx203","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210089584"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huan Zhu","raw_affiliation_strings":["Key Laboratory of Algal Biology, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan, 430072, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Algal Biology, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan, 430072, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210089584"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5160355319","display_name":"Guoxiang Liu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210089584","display_name":"Institute of Hydrobiology","ror":"https://ror.org/00b4mx203","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210089584"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Guoxiang Liu","raw_affiliation_strings":["Key Laboratory of Algal Biology, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan, 430072, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Key Laboratory of Algal Biology, Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan, 430072, China","institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210089584"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5160355319"],"corresponding_institution_ids":["https://openalex.org/I19820366","https://openalex.org/I4210089584"],"apc_list":{"value":3090,"currency":"USD","value_usd":3090},"apc_paid":{"value":3090,"currency":"USD","value_usd":3090},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.75358594,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11879","display_name":"Protist diversity and phylogeny","score":0.9028000235557556,"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/T11879","display_name":"Protist diversity and phylogeny","score":0.9028000235557556,"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/T10385","display_name":"Plant Diversity and Evolution","score":0.04100000113248825,"subfield":{"id":"https://openalex.org/subfields/1105","display_name":"Ecology, Evolution, Behavior and Systematics"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T13168","display_name":"Plant Ecology and Taxonomy Studies","score":0.03020000085234642,"subfield":{"id":"https://openalex.org/subfields/1105","display_name":"Ecology, Evolution, Behavior and Systematics"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/chloroplast-genome","display_name":"chloroplast genome","score":0.7889999747276306},{"id":"https://openalex.org/keywords/plastome-evolution","display_name":"plastome evolution","score":0.9679999947547913},{"id":"https://openalex.org/keywords/phylogenetic-position","display_name":"phylogenetic position","score":0.9769999980926514},{"id":"https://openalex.org/keywords/morphological-data","display_name":"morphological data","score":0.6100000143051147},{"id":"https://openalex.org/keywords/characeae","display_name":"Characeae","score":0.6190000176429749}],"concepts":[{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.9621999859809875},{"id":"https://openalex.org/C69305403","wikidata":"https://www.wikidata.org/wiki/Q47263","display_name":"Chloroplast","level":3,"score":0.7505000233650208},{"id":"https://openalex.org/C48050816","wikidata":"https://www.wikidata.org/wiki/Q3182853","display_name":"Chloroplast DNA","level":4,"score":0.7307999730110168},{"id":"https://openalex.org/C141231307","wikidata":"https://www.wikidata.org/wiki/Q7020","display_name":"Genome","level":3,"score":0.640999972820282},{"id":"https://openalex.org/C2780838361","wikidata":"https://www.wikidata.org/wiki/Q271844","display_name":"Green algae","level":3,"score":0.6173999905586243},{"id":"https://openalex.org/C193252679","wikidata":"https://www.wikidata.org/wiki/Q242125","display_name":"Phylogenetic tree","level":3,"score":0.5920000076293945},{"id":"https://openalex.org/C198082294","wikidata":"https://www.wikidata.org/wiki/Q3399648","display_name":"Position (finance)","level":2,"score":0.5444999933242798},{"id":"https://openalex.org/C90132467","wikidata":"https://www.wikidata.org/wiki/Q171184","display_name":"Phylogenetics","level":3,"score":0.501800000667572},{"id":"https://openalex.org/C70343354","wikidata":"https://www.wikidata.org/wiki/Q3381973","display_name":"Phylogenomics","level":5,"score":0.4846999943256378},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.43779999017715454},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.4117000102996826},{"id":"https://openalex.org/C559758991","wikidata":"https://www.wikidata.org/wiki/Q37868","display_name":"Algae","level":2,"score":0.35920000076293945},{"id":"https://openalex.org/C93829228","wikidata":"https://www.wikidata.org/wiki/Q165963","display_name":"Plastid","level":4,"score":0.30140000581741333},{"id":"https://openalex.org/C2992072516","wikidata":"https://www.wikidata.org/wiki/Q171184","display_name":"Phylogenetic relationship","level":4,"score":0.3003000020980835},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.288100004196167},{"id":"https://openalex.org/C2777563530","wikidata":"https://www.wikidata.org/wiki/Q264543","display_name":"Chlorophyta","level":3,"score":0.2687000036239624},{"id":"https://openalex.org/C2988562018","wikidata":"https://www.wikidata.org/wiki/Q1063","display_name":"Biological evolution","level":2,"score":0.2671000063419342},{"id":"https://openalex.org/C189206191","wikidata":"https://www.wikidata.org/wiki/Q222046","display_name":"Genomics","level":4,"score":0.26190000772476196}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1186/s12870-026-10268-4","doi":"https://doi.org/10.1186/s12870-026-10268-4","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12870-026-10268-4","pdf_url":null,"source":{"id":"https://openalex.org/S6444338","display_name":"BMC Plant Biology","issn_l":"1471-2229","issn":["1471-2229"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-d","jufo-1","ki-jl-1","medline","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Plant Biology","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1186/s12870-026-10268-4","doi":"https://doi.org/10.1186/s12870-026-10268-4","is_oa":true,"landing_page_url":"https://doi.org/10.1186/s12870-026-10268-4","pdf_url":null,"source":{"id":"https://openalex.org/S6444338","display_name":"BMC Plant Biology","issn_l":"1471-2229","issn":["1471-2229"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","doaj","dongbi-d","jufo-1","ki-jl-1","medline","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320256","host_organization_name":"BioMed Central","host_organization_lineage":["https://openalex.org/P4310320256","https://openalex.org/P4310319965"],"host_organization_lineage_names":["BioMed Central","Springer Nature"],"type":"journal"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMC Plant Biology","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W7095275729","https://openalex.org/W2157214971","https://openalex.org/W2180366877","https://openalex.org/W7101122667","https://openalex.org/W3143190093","https://openalex.org/W2593865555","https://openalex.org/W7097875782","https://openalex.org/W2600116854","https://openalex.org/W1965909705","https://openalex.org/W2462760828"],"abstract_inverted_index":{"Characium":[0,2,49,100,102],"and":[1,18,29,42,50,54,81,101,115,120,136,147,165,201],"-like":[3,103],"algae":[4],"represent":[5],"a":[6,153],"taxonomically":[7],"challenging":[8],"group":[9],"within":[10,113,224],"Chlorophyceae.":[11,225],"Due":[12],"to":[13,162,176],"their":[14,21,56],"high":[15],"phenotypic":[16],"plasticity":[17],"convergent":[19],"morphology,":[20],"true":[22],"evolutionary":[23,196],"relationships":[24],"have":[25,174],"long":[26],"remained":[27],"unresolved,":[28],"the":[30,69,95,106,126,186,207],"lack":[31],"of":[32,99,156,198],"genomic":[33,61],"resources":[34],"has":[35],"further":[36],"hindered":[37],"taxonomic":[38,97],"revision.":[39],"We":[40],"sequenced":[41],"assembled":[43],"seven":[44],"complete":[45],"chloroplast":[46,177,221],"genomes":[47,67],"from":[48],"morphologically":[51],"similar":[52],"taxa":[53],"documented":[55],"detailed":[57],"cell":[58],"morphology.":[59],"Comparative":[60],"analyses":[62,87],"revealed":[63],"that":[64,170,204],"while":[65],"most":[66],"retained":[68],"typical":[70],"quadripartite":[71],"structure,":[72],"they":[73],"exhibited":[74,144],"significant":[75],"structural":[76,202],"variation,":[77],"including":[78],"gene":[79,134,167,199],"rearrangements":[80,146],"diverse":[82],"IR":[83],"expansions/contractions.":[84],"Furthermore,":[85],"phylogenetic":[86],"based":[88],"on":[89,220],"64":[90],"protein-coding":[91],"genes":[92],"successfully":[93],"resolved":[94,209],"long-standing":[96],"ambiguity":[98],"algae,":[104],"placing":[105],"strains":[107],"into":[108],"three":[109],"distinct,":[110],"well-supported":[111],"clades":[112],"Sphaeropleales":[114],"Volvocales.":[116],"The":[117],"synteny":[118],"patterns":[119,197],"DCJ":[121,138],"distances":[122],"were":[123],"consistent":[124],"with":[125,206],"phylogeny:":[127],"closely":[128],"related":[129,161],"species":[130],"showed":[131],"largely":[132],"conserved":[133],"order":[135],"low":[137],"distances,":[139],"whereas":[140],"more":[141],"distant":[142],"lineages":[143],"extensive":[145],"higher":[148],"distances.":[149],"Branch-site":[150],"tests":[151],"identified":[152],"small":[154],"set":[155],"positively":[157],"selected":[158],"genes,":[159],"mainly":[160],"photosynthesis,":[163],"proteolysis,":[164],"plastid":[166],"expression,":[168],"suggesting":[169],"adaptive":[171],"processes":[172],"may":[173],"contributed":[175],"genome":[178,222],"diversity":[179],"in":[180],"these":[181,192],"algae.":[182],"This":[183],"study":[184],"establishes":[185],"first":[187],"clear":[188],"phylogenomic":[189],"framework":[190],"for":[191,217],"lineages,":[193],"revealing":[194],"distinct":[195],"loss":[200],"rearrangement":[203],"align":[205],"newly":[208],"clades.":[210],"It":[211],"also":[212],"provides":[213],"an":[214],"important":[215],"basis":[216],"advancing":[218],"studies":[219],"evolution":[223]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2026-11-03T00:00:00"}
