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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
6
pubmed:dateCreated
1987-10-19
pubmed:abstractText
Here we characterize FIS (factor for inversion stimulation), a new cellular component of the lambda site-specific recombination pathway. This host protein binds to a specific region in the lambda attP overlapping the Xis binding sites and can bind cooperatively with Xis to these sites. FIS stimulates lambda excision up to 20-fold in vitro in the presence of suboptimal Xis concentrations, but has no effect in the presence of saturating Xis; FIS has no effect on integrative recombination. FIS can replace one Xis molecule in a series of cooperative and competitive interactions but cannot carry out excision in the absence of Xis. FIS's role in the regulation of recombination has been inferred from in vivo modification of DNA. In exponentially growing cells the lambda FIS site is fully occupied, whereas in stationary-phase cells this binding site is vacant.
pubmed:grant
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Sep
pubmed:issn
0092-8674
pubmed:author
pubmed:issnType
Print
pubmed:day
11
pubmed:volume
50
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
901-8
pubmed:dateRevised
2007-11-14
pubmed:meshHeading
pubmed:year
1987
pubmed:articleTitle
Cellular factors couple recombination with growth phase: characterization of a new component in the lambda site-specific recombination pathway.
pubmed:publicationType
Journal Article, Research Support, U.S. Gov't, P.H.S., Research Support, Non-U.S. Gov't