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View all of our Publications on NCBI

 

Selected Publications

1.
Processive Recoding and Metazoan Evolution of Selenoprotein P: Up to 132 UGAs in Molluscs.

Baclaocos J, Santesmasses D, Mariotti M, Bierła K, Vetick MB, Lynch S, McAllen R, Mackrill JJ, Loughran G, Guigó R, Szpunar J, Copeland PR, Gladyshev VN, Atkins JF.
J Mol Biol. 2019 Nov 8;431(22):4381-4407. doi: 10.1016/j.jmb.2019.08.007. Epub 2019 Aug 20.

PMID: 31442478

2.
Processive incorporation of multiple selenocysteine residues is driven by a novel feature of the selenocysteine insertion sequence.

Shetty SP, Sturts R, Vetick M, Copeland PR.
J Biol Chem. 2018 Dec 14;293(50):19377-19386. doi: 10.1074/jbc.RA118.005211. Epub 2018 Oct 15.

PMID: 30323062 Free PMC article.

3.
The Selenium Transport Protein, Selenoprotein P, Requires Coding Sequence Determinants to Promote Efficient Selenocysteine Incorporation.

Shetty SP, Copeland PR.
J Mol Biol. 2018 Dec 7;430(24):5217-5232. doi: 10.1016/j.jmb.2018.09.005. Epub 2018 Sep 21.

PMID: 30243837 Free PMC article.

4.
Multiple RNA structures affect translation initiation and UGA redefinition efficiency during synthesis of selenoprotein P.

Mariotti M, Shetty S, Baird L, Wu S, Loughran G, Copeland PR, Atkins JF, Howard MT.
Nucleic Acids Res. 2017 Dec 15;45(22):13004-13015. doi: 10.1093/nar/gkx982.

PMID: 29069514 Free PMC article.

5.
Uptake and Utilization of Selenium from Selenoprotein P.

Shetty S, Marsicano JR, Copeland PR.
Biol Trace Elem Res. 2018 Jan;181(1):54-61. doi: 10.1007/s12011-017-1044-9. Epub 2017 May 9.

PMID: 28488249 Free PMC article.

6.
The Selenocysteine-Specific Elongation Factor Contains Unique Sequences That Are Required for Both Nuclear Export and Selenocysteine Incorporation.

Dubey A, Copeland PR.
PLoS One. 2016 Nov 1;11(11):e0165642. doi: 10.1371/journal.pone.0165642. eCollection 2016.

PMID: 27802322 Free PMC article.

7.
Crystal structures of the human elongation factor eEFSec suggest a non-canonical mechanism for selenocysteine incorporation.

Dobosz-Bartoszek M, Pinkerton MH, Otwinowski Z, Chakravarthy S, Söll D, Copeland PR, Simonović M.
Nat Commun. 2016 Oct 6;7:12941. doi: 10.1038/ncomms12941.

PMID: 27708257 Free PMC article.

8.
Structural asymmetry of the terminal catalytic complex in selenocysteine synthesis.

French RL, Gupta N, Copeland PR, Simonović M.
J Biol Chem. 2014 Oct 17;289(42):28783-94. doi: 10.1074/jbc.M114.597955. Epub 2014 Sep 4.

PMID: 25190812 Free PMC article.

9.
Regulation of selenocysteine incorporation into the selenium transport protein, selenoprotein P.

Shetty SP, Shah R, Copeland PR.
J Biol Chem. 2014 Sep 5;289(36):25317-26. doi: 10.1074/jbc.M114.590430. Epub 2014 Jul 25.

PMID: 25063811 Free PMC article.

10.
The molecular biology of selenocysteine.

Gonzalez-Flores JN, Shetty SP, Dubey A, Copeland PR.
Biomol Concepts. 2013 Aug;4(4):349-65. doi: 10.1515/bmc-2013-0007.

PMID: 25436585 Free PMC article. Review.

11.
Reconstitution of selenocysteine incorporation reveals intrinsic regulation by SECIS elements.

Gupta N, DeMong LW, Banda S, Copeland PR.
J Mol Biol. 2013 Jul 24;425(14):2415-22. doi: 10.1016/j.jmb.2013.04.016. Epub 2013 Apr 23.

PMID: 23624110 Free PMC article.

12.
The selenocysteine-specific elongation factor contains a novel and multi-functional domain.

Gonzalez-Flores JN, Gupta N, DeMong LW, Copeland PR.
J Biol Chem. 2012 Nov 9;287(46):38936-45. doi: 10.1074/jbc.M112.415463. Epub 2012 Sep 19.

PMID: 22992746 Free PMC article.

13.
Selenocysteine insertion sequence (SECIS)-binding protein 2 alters conformational dynamics of residues involved in tRNA accommodation in 80 S ribosomes.

Caban K, Copeland PR.
J Biol Chem. 2012 Mar 23;287(13):10664-73. doi: 10.1074/jbc.M111.320929. Epub 2012 Feb 3.

PMID: 22308032 Free PMC article.

14.
Selenocysteine insertion sequence binding protein 2L is implicated as a novel post-transcriptional regulator of selenoprotein expression.

Donovan J, Copeland PR.
PLoS One. 2012;7(4):e35581. doi: 10.1371/journal.pone.0035581. Epub 2012 Apr 17.

PMID: 22530054 Free PMC article.

15.
The efficiency of selenocysteine incorporation is regulated by translation initiation factors.

Donovan J, Copeland PR.
J Mol Biol. 2010 Jul 23;400(4):659-64. doi: 10.1016/j.jmb.2010.05.026. Epub 2010 May 19.

PMID: 20488192 Free PMC article.

16.
Threading the needle: getting selenocysteine into proteins.

Donovan J, Copeland PR.
Antioxid Redox Signal. 2010 Apr 1;12(7):881-92. doi: 10.1089/ars.2009.2878.

PMID: 19747061 Free PMC article. Review.

17.
Evolutionary history of selenocysteine incorporation from the perspective of SECIS binding proteins.

Donovan J, Copeland PR.
BMC Evol Biol. 2009 Sep 10;9:229. doi: 10.1186/1471-2148-9-229.

PMID: 19744324 Free PMC article.

18.
Genome-wide screen of Saccharomyces cerevisiae null allele strains identifies genes involved in selenomethionine resistance.

Bockhorn J, Balar B, He D, Seitomer E, Copeland PR, Kinzy TG.
Proc Natl Acad Sci U S A. 2008 Nov 18;105(46):17682-7. doi: 10.1073/pnas.0805642105. Epub 2008 Nov 11.

PMID: 19004804 Free PMC article.

19.
Analysis of Saccharomyces cerevisiae null allele strains identifies a larger role for DNA damage versus oxidative stress pathways in growth inhibition by selenium.

Seitomer E, Balar B, He D, Copeland PR, Kinzy TG.
Mol Nutr Food Res. 2008 Nov;52(11):1305-15. doi: 10.1002/mnfr.200700347.

PMID: 18496816 Free PMC article.

20.
A novel protein domain induces high affinity selenocysteine insertion sequence binding and elongation factor recruitment.

Donovan J, Caban K, Ranaweera R, Gonzalez-Flores JN, Copeland PR.
J Biol Chem. 2008 Dec 12;283(50):35129-39. doi: 10.1074/jbc.M806008200. Epub 2008 Oct 23.

PMID: 18948268 Free PMC article.

21.
Functional analysis of the interplay between translation termination, selenocysteine codon context, and selenocysteine insertion sequence-binding protein 2.

Gupta M, Copeland PR.
J Biol Chem. 2007 Dec 21;282(51):36797-807. doi: 10.1074/jbc.M707061200. Epub 2007 Oct 22.

PMID: 17954931 Free PMC article.

22.
The L7Ae RNA binding motif is a multifunctional domain required for the ribosome-dependent Sec incorporation activity of Sec insertion sequence binding protein 2.

Caban K, Kinzy SA, Copeland PR.
Mol Cell Biol. 2007 Sep;27(18):6350-60. doi: 10.1128/MCB.00632-07. Epub 2007 Jul 16.

PMID: 17636016 Free PMC article.

23.
Characterization of the SECIS binding protein 2 complex required for the co-translational insertion of selenocysteine in mammals.

Kinzy SA, Caban K, Copeland PR.
Nucleic Acids Res. 2005 Sep 9;33(16):5172-80. doi: 10.1093/nar/gki826. Print 2005.

PMID: 16155186 Free PMC article.

24.
Efficiency of mammalian selenocysteine incorporation.

Mehta A, Rebsch CM, Kinzy SA, Fletcher JE, Copeland PR.
J Biol Chem. 2004 Sep 3;279(36):37852-9. doi: 10.1074/jbc.M404639200. Epub 2004 Jun 30.

PMID: 15229221 Free PMC article.