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mRNA localization in plant cells.

Tian L, Chou HL, Fukuda M, Kumamaru T, Okita TW.

Plant Physiol. 2019 Oct 14. pii: pp.00972.2019. doi: 10.1104/pp.19.00972. [Epub ahead of print]


The Role of RNA-Binding Protein OsTudor-SN in Post-Transcriptional Regulation of Seed Storage Proteins and Endosperm Development.

Chou HL, Tian L, Fukuda M, Kumamaru T, Okita TW.

Plant Cell Physiol. 2019 Oct 1;60(10):2193-2205. doi: 10.1093/pcp/pcz113.


The rice storage protein mRNAs as a model system for RNA localization in higher plants.

Chou HL, Tian L, Washida H, Fukuda M, Kumamaru T, Okita TW.

Plant Sci. 2019 Jul;284:203-211. doi: 10.1016/j.plantsci.2019.04.014. Epub 2019 Apr 17. Review.


Mechanism Underlying Heat Stability of the Rice Endosperm Cytosolic ADP-Glucose Pyrophosphorylase.

Hwang SK, Singh S, Maharana J, Kalita S, Tuncel A, Rath T, Panda D, Modi MK, Okita TW.

Front Plant Sci. 2019 Feb 11;10:70. doi: 10.3389/fpls.2019.00070. eCollection 2019.


Targeted Endoplasmic Reticulum Localization of Storage Protein mRNAs Requires the RNA-Binding Protein RBP-L.

Tian L, Chou HL, Zhang L, Okita TW.

Plant Physiol. 2019 Mar;179(3):1111-1131. doi: 10.1104/pp.18.01434. Epub 2019 Jan 18.


Re-programming of gene expression in the CS8 rice line over-expressing ADPglucose pyrophosphorylase induces a suppressor of starch biosynthesis.

Cakir B, Tian L, Crofts N, Chou HL, Koper K, Ng CY, Tuncel A, Gargouri M, Hwang SK, Fujita N, Okita TW.

Plant J. 2019 Mar;97(6):1073-1088. doi: 10.1111/tpj.14180. Epub 2019 Jan 14.


RNA-Binding Protein RBP-P Is Required for Glutelin and Prolamine mRNA Localization in Rice Endosperm Cells.

Tian L, Chou HL, Zhang L, Hwang SK, Starkenburg SR, Doroshenk KA, Kumamaru T, Okita TW.

Plant Cell. 2018 Oct;30(10):2529-2552. doi: 10.1105/tpc.18.00321. Epub 2018 Sep 6.


Selective sets of mRNAs localize to extracellular paramural bodies in a rice glup6 mutant.

Yang Y, Chou HL, Crofts AJ, Zhang L, Tian L, Washida H, Fukuda M, Kumamaru T, Oviedo OJ, Starkenburg SR, Okita TW.

J Exp Bot. 2018 Oct 12;69(21):5045-5058. doi: 10.1093/jxb/ery297.


Multifunctional RNA Binding Protein OsTudor-SN in Storage Protein mRNA Transport and Localization.

Chou HL, Tian L, Kumamaru T, Hamada S, Okita TW.

Plant Physiol. 2017 Dec;175(4):1608-1623. doi: 10.1104/pp.17.01388. Epub 2017 Oct 30.


Plastidic phosphoglucomutase and ADP-glucose pyrophosphorylase mutants impair starch synthesis in rice pollen grains and cause male sterility.

Lee SK, Eom JS, Hwang SK, Shin D, An G, Okita TW, Jeon JS.

J Exp Bot. 2016 Oct;67(18):5557-5569. Epub 2016 Sep 1.


The Dual Roles of the Golgi Transport 1 (GOT1B): RNA Localization to the Cortical Endoplasmic Reticulum and the Export of Proglutelin and α-Globulin from the Cortical ER to the Golgi.

Fukuda M, Kawagoe Y, Murakami T, Washida H, Sugino A, Nagamine A, Okita TW, Ogawa M, Kumamaru T.

Plant Cell Physiol. 2016 Nov;57(11):2380-2391. Epub 2016 Aug 26.


Rice Endosperm Starch Phosphorylase (Pho1) Assembles with Disproportionating Enzyme (Dpe1) to Form a Protein Complex That Enhances Synthesis of Malto-oligosaccharides.

Hwang SK, Koper K, Satoh H, Okita TW.

J Biol Chem. 2016 Sep 16;291(38):19994-20007. doi: 10.1074/jbc.M116.735449. Epub 2016 Aug 8.


Analysis of the Rice ADP-Glucose Transporter (OsBT1) Indicates the Presence of Regulatory Processes in the Amyloplast Stroma That Control ADP-Glucose Flux into Starch.

Cakir B, Shiraishi S, Tuncel A, Matsusaka H, Satoh R, Singh S, Crofts N, Hosaka Y, Fujita N, Hwang SK, Satoh H, Okita TW.

Plant Physiol. 2016 Mar;170(3):1271-83. doi: 10.1104/pp.15.01911. Epub 2016 Jan 11.


The plastidial starch phosphorylase from rice endosperm: catalytic properties at low temperature.

Hwang SK, Singh S, Cakir B, Satoh H, Okita TW.

Planta. 2016 Apr;243(4):999-1009. doi: 10.1007/s00425-015-2461-7. Epub 2016 Jan 9.


Guanine nucleotide exchange factor 2 for Rab5 proteins coordinated with GLUP6/GEF regulates the intracellular transport of the proglutelin from the Golgi apparatus to the protein storage vacuole in rice endosperm.

Wen L, Fukuda M, Sunada M, Ishino S, Ishino Y, Okita TW, Ogawa M, Ueda T, Kumamaru T.

J Exp Bot. 2015 Oct;66(20):6137-47. doi: 10.1093/jxb/erv325. Epub 2015 Jul 1.


Substrate binding properties of potato tuber ADP-glucose pyrophosphorylase as determined by isothermal titration calorimetry.

Cakir B, Tuncel A, Green AR, Koper K, Hwang SK, Okita TW, Kang C.

FEBS Lett. 2015 Jun 4;589(13):1444-9. doi: 10.1016/j.febslet.2015.04.042. Epub 2015 May 4.


Developmental and Subcellular Organization of Single-Cell C₄ Photosynthesis in Bienertia sinuspersici Determined by Large-Scale Proteomics and cDNA Assembly from 454 DNA Sequencing.

Offermann S, Friso G, Doroshenk KA, Sun Q, Sharpe RM, Okita TW, Wimmer D, Edwards GE, van Wijk KJ.

J Proteome Res. 2015 May 1;14(5):2090-108. doi: 10.1021/pr5011907. Epub 2015 Apr 9.


mRNA-based protein targeting to the endoplasmic reticulum and chloroplasts in plant cells.

Tian L, Okita TW.

Curr Opin Plant Biol. 2014 Dec;22:77-85. doi: 10.1016/j.pbi.2014.09.007. Epub 2014 Oct 2. Review.


The role of the large subunit in redox regulation of the rice endosperm ADP-glucose pyrophosphorylase.

Tuncel A, Cakir B, Hwang SK, Okita TW.

FEBS J. 2014 Nov;281(21):4951-63. doi: 10.1111/febs.13041. Epub 2014 Sep 30.


The rice endosperm ADP-glucose pyrophosphorylase large subunit is essential for optimal catalysis and allosteric regulation of the heterotetrameric enzyme.

Tuncel A, Kawaguchi J, Ihara Y, Matsusaka H, Nishi A, Nakamura T, Kuhara S, Hirakawa H, Nakamura Y, Cakir B, Nagamine A, Okita TW, Hwang SK, Satoh H.

Plant Cell Physiol. 2014 Jun;55(6):1169-83. doi: 10.1093/pcp/pcu057. Epub 2014 Apr 18.


Characterization of RNA binding protein RBP-P reveals a possible role in rice glutelin gene expression and RNA localization.

Doroshenk KA, Tian L, Crofts AJ, Kumamaru T, Okita TW.

Plant Mol Biol. 2014 Jul;85(4-5):381-94. doi: 10.1007/s11103-014-0191-z. Epub 2014 Mar 30.


Multiple RNA binding protein complexes interact with the rice prolamine RNA cis-localization zipcode sequences.

Yang Y, Crofts AJ, Crofts N, Okita TW.

Plant Physiol. 2014 Mar;164(3):1271-82. doi: 10.1104/pp.113.234187. Epub 2014 Jan 31.


Exploring mechanisms linked to differentiation and function of dimorphic chloroplasts in the single cell C4 species Bienertia sinuspersici.

Rosnow J, Yerramsetty P, Berry JO, Okita TW, Edwards GE.

BMC Plant Biol. 2014 Jan 21;14:34. doi: 10.1186/1471-2229-14-34.


Modulation of allosteric regulation by E38K and G101N mutations in the potato tuber ADP-glucose pyrophosphorylase.

Wakuta S, Shibata Y, Yoshizaki Y, Saburi W, Hamada S, Ito H, Hwang SK, Okita TW, Matsui H.

Biosci Biotechnol Biochem. 2013;77(9):1854-9. Epub 2013 Sep 7.


Improving starch yield in cereals by over-expression of ADPglucose pyrophosphorylase: expectations and unanticipated outcomes.

Tuncel A, Okita TW.

Plant Sci. 2013 Oct;211:52-60. doi: 10.1016/j.plantsci.2013.06.009. Epub 2013 Jul 12. Review.


A guanine nucleotide exchange factor for Rab5 proteins is essential for intracellular transport of the proglutelin from the Golgi apparatus to the protein storage vacuole in rice endosperm.

Fukuda M, Wen L, Satoh-Cruz M, Kawagoe Y, Nagamura Y, Okita TW, Washida H, Sugino A, Ishino S, Ishino Y, Ogawa M, Sunada M, Ueda T, Kumamaru T.

Plant Physiol. 2013 Jun;162(2):663-74. doi: 10.1104/pp.113.217869. Epub 2013 Apr 11.


RiceRBP: A Resource for Experimentally Identified RNA Binding Proteins in Oryza sativa.

Doroshenk KA, Crofts AJ, Morris RT, Wyrick JJ, Okita TW.

Front Plant Sci. 2012 May 14;3:90. doi: 10.3389/fpls.2012.00090. eCollection 2012.


RNA targeting to a specific ER sub-domain is required for efficient transport and packaging of α-globulins to the protein storage vacuole in developing rice endosperm.

Washida H, Sugino A, Doroshenk KA, Satoh-Cruz M, Nagamine A, Katsube-Tanaka T, Ogawa M, Kumamaru T, Satoh H, Okita TW.

Plant J. 2012 May;70(3):471-9. doi: 10.1111/j.1365-313X.2011.04880.x. Epub 2012 Jan 18.


The small GTPase Rab5a is essential for intracellular transport of proglutelin from the Golgi apparatus to the protein storage vacuole and endosomal membrane organization in developing rice endosperm.

Fukuda M, Satoh-Cruz M, Wen L, Crofts AJ, Sugino A, Washida H, Okita TW, Ogawa M, Kawagoe Y, Maeshima M, Kumamaru T.

Plant Physiol. 2011 Oct;157(2):632-44. doi: 10.1104/pp.111.180505. Epub 2011 Aug 8.


Exploiting leaf starch synthesis as a transient sink to elevate photosynthesis, plant productivity and yields.

Gibson K, Park JS, Nagai Y, Hwang SK, Cho YC, Roh KH, Lee SM, Kim DH, Choi SB, Ito H, Edwards GE, Okita TW.

Plant Sci. 2011 Sep;181(3):275-81. doi: 10.1016/j.plantsci.2011.06.001. Epub 2011 Jun 13. Erratum in: Plant Sci. 2012 Apr;185-186:342.


A role for the cysteine-rich 10 kDa prolamin in protein body I formation in rice.

Nagamine A, Matsusaka H, Ushijima T, Kawagoe Y, Ogawa M, Okita TW, Kumamaru T.

Plant Cell Physiol. 2011 Jun;52(6):1003-16. doi: 10.1093/pcp/pcr053. Epub 2011 Apr 26.


How do single cell C4 species form dimorphic chloroplasts?

Offermann S, Okita TW, Edwards GE.

Plant Signal Behav. 2011 May;6(5):762-5. Epub 2011 May 1.


In vitro cultures and regeneration of Bienertia sinuspersici (Chenopodiaceae) under increasing concentrations of sodium chloride and carbon dioxide.

Rosnow J, Offermann S, Park J, Okita TW, Tarlyn N, Dhingra A, Edwards GE.

Plant Cell Rep. 2011 Aug;30(8):1541-53. doi: 10.1007/s00299-011-1067-1. Epub 2011 Apr 8.


RiceRBP: a database of experimentally identified RNA-binding proteins in Oryza sativa L.

Morris RT, Doroshenk KA, Crofts AJ, Lewis N, Okita TW, Wyrick JJ.

Plant Sci. 2011 Feb;180(2):204-11. doi: 10.1016/j.plantsci.2010.08.004. Epub 2010 Aug 13.


Resolving the compartmentation and function of C4 photosynthesis in the single-cell C4 species Bienertia sinuspersici.

Offermann S, Okita TW, Edwards GE.

Plant Physiol. 2011 Apr;155(4):1612-28. doi: 10.1104/pp.110.170381. Epub 2011 Jan 24.


The effects of salinity on photosynthesis and growth of the single-cell C4 species Bienertia sinuspersici (Chenopodiaceae).

Leisner CP, Cousins AB, Offermann S, Okita TW, Edwards GE.

Photosynth Res. 2010 Dec;106(3):201-14. doi: 10.1007/s11120-010-9595-z. Epub 2010 Sep 14.


Protein disulfide isomerase like 1-1 participates in the maturation of proglutelin within the endoplasmic reticulum in rice endosperm.

Satoh-Cruz M, Crofts AJ, Takemoto-Kuno Y, Sugino A, Washida H, Crofts N, Okita TW, Ogawa M, Satoh H, Kumamaru T.

Plant Cell Physiol. 2010 Sep;51(9):1581-93. doi: 10.1093/pcp/pcq098. Epub 2010 Jul 13.


Isolation and identification of cytoskeleton-associated prolamine mRNA binding proteins from developing rice seeds.

Crofts AJ, Crofts N, Whitelegge JP, Okita TW.

Planta. 2010 May;231(6):1261-76. doi: 10.1007/s00425-010-1125-x. Epub 2010 Mar 9.


Rice endosperm-specific plastidial alpha-glucan phosphorylase is important for synthesis of short-chain malto-oligosaccharides.

Hwang SK, Nishi A, Satoh H, Okita TW.

Arch Biochem Biophys. 2010 Mar 1;495(1):82-92. doi: 10.1016/ Epub 2010 Jan 4.


Proteomic analysis of cytoskeleton-associated RNA binding proteins in developing rice seed.

Doroshenk KA, Crofts AJ, Morris RT, Wyrick JJ, Okita TW.

J Proteome Res. 2009 Oct;8(10):4641-53. doi: 10.1021/pr900537p.


Identification of cis-localization elements that target glutelin RNAs to a specific subdomain of the cortical endoplasmic reticulum in rice endosperm cells.

Washida H, Kaneko S, Crofts N, Sugino A, Wang C, Okita TW.

Plant Cell Physiol. 2009 Sep;50(9):1710-4. doi: 10.1093/pcp/pcp103. Epub 2009 Jul 15.


Identification of cis-localization elements of the maize 10-kDa delta-zein and their use in targeting RNAs to specific cortical endoplasmic reticulum subdomains.

Washida H, Sugino A, Kaneko S, Crofts N, Sakulsingharoj C, Kim D, Choi SB, Hamada S, Ogawa M, Wang C, Esen A, Higgins TJ, Okita TW.

Plant J. 2009 Oct;60(1):146-55. doi: 10.1111/j.1365-313X.2009.03944.x. Epub 2009 Jun 5.


Control of starch synthesis in cereals: metabolite analysis of transgenic rice expressing an up-regulated cytoplasmic ADP-glucose pyrophosphorylase in developing seeds.

Nagai YS, Sakulsingharoj C, Edwards GE, Satoh H, Greene TW, Blakeslee B, Okita TW.

Plant Cell Physiol. 2009 Mar;50(3):635-43. doi: 10.1093/pcp/pcp021. Epub 2009 Feb 10.


Structural changes in the vacuole and cytoskeleton are key to development of the two cytoplasmic domains supporting single-cell C(4) photosynthesis in Bienertia sinuspersici.

Park J, Knoblauch M, Okita TW, Edwards GE.

Planta. 2009 Jan;229(2):369-82. doi: 10.1007/s00425-008-0836-8. Epub 2008 Oct 30.


Leaf development in the single-cell C4 system in Bienertia sinuspersici: expression of genes and peptide levels for C4 metabolism in relation to chlorenchyma structure under different light conditions.

Lara MV, Offermann S, Smith M, Okita TW, Andreo CS, Edwards GE.

Plant Physiol. 2008 Sep;148(1):593-610. doi: 10.1104/pp.108.124008. Epub 2008 Jul 30.


Mutation of the plastidial alpha-glucan phosphorylase gene in rice affects the synthesis and structure of starch in the endosperm.

Satoh H, Shibahara K, Tokunaga T, Nishi A, Tasaki M, Hwang SK, Okita TW, Kaneko N, Fujita N, Yoshida M, Hosaka Y, Sato A, Utsumi Y, Ohdan T, Nakamura Y.

Plant Cell. 2008 Jul;20(7):1833-49. doi: 10.1105/tpc.107.054007. Epub 2008 Jul 11.


The cytoplasmic-localized, cytoskeletal-associated RNA binding protein OsTudor-SN: evidence for an essential role in storage protein RNA transport and localization.

Wang C, Washida H, Crofts AJ, Hamada S, Katsube-Tanaka T, Kim D, Choi SB, Modi M, Singh S, Okita TW.

Plant J. 2008 Aug;55(3):443-54. doi: 10.1111/j.1365-313X.2008.03516.x. Epub 2008 Apr 12.


Direct appraisal of the potato tuber ADP-glucose pyrophosphorylase large subunit in enzyme function by study of a novel mutant form.

Hwang SK, Nagai Y, Kim D, Okita TW.

J Biol Chem. 2008 Mar 14;283(11):6640-7. doi: 10.1074/jbc.M707447200. Epub 2008 Jan 16.


Subunit interactions specify the allosteric regulatory properties of the potato tuber ADP-glucose pyrophosphorylase.

Kim D, Hwang SK, Okita TW.

Biochem Biophys Res Commun. 2007 Oct 19;362(2):301-6. Epub 2007 Aug 9.


Identification of the ADP-glucose pyrophosphorylase isoforms essential for starch synthesis in the leaf and seed endosperm of rice (Oryza sativa L.).

Lee SK, Hwang SK, Han M, Eom JS, Kang HG, Han Y, Choi SB, Cho MH, Bhoo SH, An G, Hahn TR, Okita TW, Jeon JS.

Plant Mol Biol. 2007 Nov;65(4):531-46. Epub 2007 Apr 4.


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