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The chemical structure was elucidated through comprehensive 1D and 2D\u2005NMR spectroscopic analyses in methanol\u2010<jats:italic>d<\/jats:italic><jats:sub>4<\/jats:sub> and DMSO\u2010<jats:italic>d<\/jats:italic><jats:sub>6<\/jats:sub>, alongside with HR\u2010ESI\u2010MS spectrometry. The absolute configuration of <jats:bold>1<\/jats:bold> was concluded through the electronic circular dichroism (ECD) and time\u2010dependent density functional theory\u2010ECD (TDDFT\u2010ECD) computations compared to its acquired spectrum. Biological assays revealed that compound <jats:bold>1<\/jats:bold> exhibited no significant cytotoxic, antimicrobial, or nematicidal activity.<\/jats:p>","DOI":"10.1002\/cbdv.202401152","type":"journal-article","created":{"date-parts":[[2024,5,21]],"date-time":"2024-05-21T15:03:14Z","timestamp":1716303794000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Laburnicolamine: A Rare Penillic Acid Congener from the Nematode Cyst\u2010Associated Fungus <i>Laburnicola nematophila<\/i>"],"prefix":"10.1002","volume":"21","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-4309-7290","authenticated-orcid":false,"given":"Jan\u2010Peer","family":"Wennrich","sequence":"first","affiliation":[{"name":"Department of Microbial Drugs Helmholtz Centre for Infection Research (HZI) and German Centre for Infection Research  Inhoffenstrasse 7 38124 Braunschweig Germany"},{"name":"Institute of Microbiology Technische Universit\u00e4t Braunschweig  Spielmannstra\u00dfe 7 38106 Braunschweig Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0008-8439-3230","authenticated-orcid":false,"given":"Caren","family":"Holzenkamp","sequence":"additional","affiliation":[{"name":"Department of Microbial Drugs Helmholtz Centre for Infection Research (HZI) and German Centre for Infection Research  Inhoffenstrasse 7 38124 Braunschweig Germany"},{"name":"Institute of Microbiology Technische Universit\u00e4t Braunschweig  Spielmannstra\u00dfe 7 38106 Braunschweig Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Samad","family":"Ashrafi","sequence":"additional","affiliation":[{"name":"Institute for Epidemiology and Pathogen Diagonstics Julius K\u00fchn Institute (JKI) \u2013 Federal Research Center for Cultivated Plants  Messeweg 11\u201312 38104 Braunschweig Germany"},{"name":"Institute for Crop and Soil Science Julius K\u00fchn Institute (JKI) \u2013 Federal Research Centre for Cultivated Plants  Bundesallee 58 38116 Braunschweig Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2531-6998","authenticated-orcid":false,"given":"Wolfgang","family":"Maier","sequence":"additional","affiliation":[{"name":"Institute for Epidemiology and Pathogen Diagonstics Julius K\u00fchn Institute (JKI) \u2013 Federal Research Center for Cultivated Plants  Messeweg 11\u201312 38104 Braunschweig Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6838-6550","authenticated-orcid":false,"given":"Hao","family":"Wang","sequence":"additional","affiliation":[{"name":"Key Laboratory of Natural Products Research and Development of Li Folk Medicine of Hainan Province Institute of Tropical Bioscience and Biotechnology Chinese Academy of Tropical Agricultural Sciences  Haikou Hainan 571101 China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4819-2040","authenticated-orcid":false,"given":"Mahmoud A. 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