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http://purl.uniprot.org/citations/9106215http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/9106215http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/9106215http://www.w3.org/2000/01/rdf-schema#comment"The fdxN element, along with two other DNA elements, is excised from the chromosome during heterocyst differentiation in Anabaena sp. strain PCC 7120. Previous work showed that rearrangement of the fdxN element requires the xisF gene, which encodes a site-specific recombinase, and suggested that at least one other heterocyst-specific factor is involved. Here we report that the xisH and xisI genes are necessary for the heterocyst-specific excision of the fdxN element. Deletion of a 3.2 kb region downstream of the xisF gene blocked the fdxN-element rearrangement in heterocysts. The 3.2 kb deletion was complemented by the two overlapping genes xisH and xisI. Interestingly, extra copies of xisHI on a replicating plasmid resulted in the xisF-dependent excision of the fdxN element in vegetative cells. Therefore, xisHI are involved in the control of cell-type specificity of the fdxN rearrangement. The xisHI genes had no effect on the two other DNA rearrangements. The xisHI-induced excision of the fdxN element produced strains lacking the element and demonstrates that the 55 kb element contains no essential genes. xisH and xisI do not show similarity to any known genes."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.org/dc/terms/identifier"doi:10.1046/j.1365-2958.1997.3081671.x"xsd:string
http://purl.uniprot.org/citations/9106215http://purl.org/dc/terms/identifier"doi:10.1046/j.1365-2958.1997.3081671.x"xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/author"Golden J.W."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/author"Golden J.W."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/author"Ramaswamy K.S."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/author"Ramaswamy K.S."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/author"Carrasco C.D."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/author"Carrasco C.D."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/author"Fatma T."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/author"Fatma T."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/date"1997"xsd:gYear
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/date"1997"xsd:gYear
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/name"Mol. Microbiol."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/name"Mol. Microbiol."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/pages"1241-1249"xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/pages"1241-1249"xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/title"Cell-type specificity of the Anabaena fdxN-element rearrangement requires xisH and xisI."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/title"Cell-type specificity of the Anabaena fdxN-element rearrangement requires xisH and xisI."xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/volume"23"xsd:string
http://purl.uniprot.org/citations/9106215http://purl.uniprot.org/core/volume"23"xsd:string
http://purl.uniprot.org/citations/9106215http://www.w3.org/2004/02/skos/core#exactMatchhttp://purl.uniprot.org/pubmed/9106215
http://purl.uniprot.org/citations/9106215http://www.w3.org/2004/02/skos/core#exactMatchhttp://purl.uniprot.org/pubmed/9106215