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Items: 17


RitR is an archetype for a novel family of redox sensors in the streptococci that has evolved from two-component response regulators and is required for pneumococcal colonization.

Glanville DG, Han L, Maule AF, Woodacre A, Thanki D, Abdullah IT, Morrissey JA, Clarke TB, Yesilkaya H, Silvaggi NR, Ulijasz AT.

PLoS Pathog. 2018 May 11;14(5):e1007052. doi: 10.1371/journal.ppat.1007052. eCollection 2018 May.


The aspartate-less receiver (ALR) domains: distribution, structure and function.

Maule AF, Wright DP, Weiner JJ, Han L, Peterson FC, Volkman BF, Silvaggi NR, Ulijasz AT.

PLoS Pathog. 2015 Apr 13;11(4):e1004795. doi: 10.1371/journal.ppat.1004795. eCollection 2015 Apr. Erratum in: PLoS Pathog. 2015 Jun;11(6):e1004951.


Regulation of transcription by eukaryotic-like serine-threonine kinases and phosphatases in Gram-positive bacterial pathogens.

Wright DP, Ulijasz AT.

Virulence. 2014;5(8):863-85. doi: 10.4161/21505594.2014.983404. Review.


Dynamic structural changes underpin photoconversion of a blue/green cyanobacteriochrome between its dark and photoactivated states.

Cornilescu CC, Cornilescu G, Burgie ES, Markley JL, Ulijasz AT, Vierstra RD.

J Biol Chem. 2014 Jan 31;289(5):3055-65. doi: 10.1074/jbc.M113.531053. Epub 2013 Dec 11.


Phytochrome structure and photochemistry: recent advances toward a complete molecular picture.

Ulijasz AT, Vierstra RD.

Curr Opin Plant Biol. 2011 Oct;14(5):498-506. doi: 10.1016/j.pbi.2011.06.002. Epub 2011 Jul 4. Review.


Structural basis for the photoconversion of a phytochrome to the activated Pfr form.

Ulijasz AT, Cornilescu G, Cornilescu CC, Zhang J, Rivera M, Markley JL, Vierstra RD.

Nature. 2010 Jan 14;463(7278):250-4. doi: 10.1038/nature08671.


Cyanochromes are blue/green light photoreversible photoreceptors defined by a stable double cysteine linkage to a phycoviolobilin-type chromophore.

Ulijasz AT, Cornilescu G, von Stetten D, Cornilescu C, Velazquez Escobar F, Zhang J, Stankey RJ, Rivera M, Hildebrandt P, Vierstra RD.

J Biol Chem. 2009 Oct 23;284(43):29757-72. doi: 10.1074/jbc.M109.038513. Epub 2009 Aug 11.


Phosphorylation of the RitR DNA-binding domain by a Ser-Thr phosphokinase: implications for global gene regulation in the streptococci.

Ulijasz AT, Falk SP, Weisblum B.

Mol Microbiol. 2009 Jan;71(2):382-90. doi: 10.1111/j.1365-2958.2008.06532.x. Epub 2008 Nov 21.


Solution structure of a cyanobacterial phytochrome GAF domain in the red-light-absorbing ground state.

Cornilescu G, Ulijasz AT, Cornilescu CC, Markley JL, Vierstra RD.

J Mol Biol. 2008 Nov 7;383(2):403-13. doi: 10.1016/j.jmb.2008.08.034. Epub 2008 Aug 22.


Characterization of two thermostable cyanobacterial phytochromes reveals global movements in the chromophore-binding domain during photoconversion.

Ulijasz AT, Cornilescu G, von Stetten D, Kaminski S, Mroginski MA, Zhang J, Bhaya D, Hildebrandt P, Vierstra RD.

J Biol Chem. 2008 Jul 25;283(30):21251-66. doi: 10.1074/jbc.M801592200. Epub 2008 May 14.


Screening for compounds that affect the interaction between bacterial two-component signal transduction response regulator protein and cognate promoter DNA.

Erickson MG, Ulijasz AT, Weisblum B.

Methods Mol Med. 2008;142:215-22. doi: 10.1007/978-1-59745-246-5_17.


Differential assay for high-throughput screening of antibacterial compounds.

Falk SP, Ulijasz AT, Weisblum B.

J Biomol Screen. 2007 Dec;12(8):1102-8.


Regulation of iron transport in Streptococcus pneumoniae by RitR, an orphan response regulator.

Ulijasz AT, Andes DR, Glasner JD, Weisblum B.

J Bacteriol. 2004 Dec;186(23):8123-36. Erratum in: J Bacteriol. 2006 Aug;188(16):6045.


Peptide analogues of the VanS catalytic center inhibit VanR binding to its cognate promoter.

Ulijasz AT, Kay BK, Weisblum B.

Biochemistry. 2000 Sep 19;39(37):11417-24.


Dissecting the VanRS signal transduction pathway with specific inhibitors.

Ulijasz AT, Weisblum B.

J Bacteriol. 1999 Jan;181(2):627-31.

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