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TFX specifically inhibits \u03b1-proteobacteria, including the plant symbiont\n                    <jats:italic>Rhizobium<\/jats:italic>\n                    spp., the plant pathogen\n                    <jats:italic>Agrobacterium<\/jats:italic>\n                    spp. and the animal pathogen\n                    <jats:italic>Brucella abortus<\/jats:italic>\n                    . TFX-producing strains prevent legume root nodulation by TFX-sensitive rhizobia. TFX has been isolated as a pair of geometric isomers, TFX1 and TFX2, which are derived from the biologically inactive primary amino acid sequence: Asp-Ile-Gly-Gly-Ser-Arg-Gln-Gly-Cys-Val-Ala. Gly-Cys is present as a thiazoline ring and the Arg-Gln-Gly sequence is extensively modified to a UV absorbing, blue fluorescent chromophore. The chromophore consists of a conjugated, 5-membered heterocyclic ring and side chain of modified glutamine.\n                  <\/jats:p>","DOI":"10.1038\/s41429-021-00497-0","type":"journal-article","created":{"date-parts":[[2022,1,13]],"date-time":"2022-01-13T14:04:26Z","timestamp":1642082666000},"page":"125-135","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":6,"title":["Post translational modifications of Trifolitoxin: a blue fluorescent peptide antibiotic"],"prefix":"10.1038","volume":"75","author":[{"given":"Benjamin J.","family":"Lethbridge","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Robert E.","family":"Asenstorfer","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Laura S.","family":"Bailey","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Brenda T.","family":"Breil","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jodie V.","family":"Johnson","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Graham P.","family":"Jones","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Victor","family":"Rumjanek","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"James J.","family":"Sims","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Max E.","family":"Tate","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eric W.","family":"Triplett","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2022,1,12]]},"reference":[{"key":"497_CR1","first-page":"130","volume":"64","author":"EA Schwinghamer","year":"1968","unstructured":"Schwinghamer EA, Belkengren RP. 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