62 Takeshi NAKANO, Shigeo YOSHIDA and Tadao ASAMI T. Sato, S. Kanda, A. Yamagami, R. Kiuchi, and Mrs. T. Matsuyama, K. Sekimata, T. Suzuki, T.Komatsu, at Plant Functions Laboratory, RIKEN, for their valuable technical assistance. This research was supported in part by Grants-in-Aid from the Ministry of Education, Culture, Sports, Science and Technology of Japan (No. 15031229 to T.N.), and a grant from Bioarchitect Research Project of RIKEN (to T.N.). References 1. ASAMI, T., MIN, Y.K., NAGATA, N., YAMAGISHI, K., TAKATSUTO, S., FUJIOKA, S., MUROFUSHI, N., YAMAGUCHI, I. and YOSHIDA, S. (2000) Characterization of brassinazole, a triazole-type brassinosteroid biosynthesis inhibitor. Plant Physiology 123: 93-99. 2. ASAMI, T., MIZUTANI, M., FUJIOKA, S., GODA, H., MIN, Y.K., SHIMADA, Y., NAKANO, T., TAKATSUTO, S., MATSUYAMA, T., NAGATA, N., SAKATA, K. and YOSHIDA, S. (2001) Selective interaction of triazole derivatives with DWF4, a cytochrome P450 monooxygenase of the brassinosteroid biosynthetic pathway, correlates with brassinosteroid deficiency in Planta. Journal of Biological Chemistry 276: 25687-25691. 3. ASAMI, T. and YOSHIDA, S. (1999) Brassinosteroid biosynthesis inhibitors. Trends in Plant Science 4: 348-353. 4. BOREVITZ, J.O., MALOOF, J.N., LUTES, J., DABI, T., REDFERN, J.L., TRAINER, G.T., WERNER, J.D., ASAMI, T., BERRY, C.C., WEIGEL, D. and CHORY, J. (2002) Quantitative trait loci controlling light and hormone response in two accessions of Arabidopsis thaliana. Genetics 160: 683-696. 5. CHOE, S.W., DILKES, B.P., FUJIOKA, S., TAKATSUTO, S., SAKURAI, A. and FELDMANN, K.A. (1998) The DWF4 gene of Arabidopsis encodes a cytochrome P450 that mediates multiple 22 alpha-hydroxylation steps in brassinosteroid biosynthesis. Plant Cell 10: 231-243. 6. CLOUSE, S.D. (2001) Integration of light and brassinosteroid signals in etiolated seedling growth. Trends in Plant Science 6: 443-445. 7. CLOUSE, S.D., LANGFORD, M. and MCMORRIS, T.C. (1996) A brassinosteroid-insensitive mutant in Arabidopsis thaliana exhibits multiple defects in growth and development. Plant Physiology 111: 671-678. 8. FUJIOKA, S. and YOKOTA, T. (2003) Biosynthesis and metabolism of brassinosteroid. Annual Review of Plant Biology 54: 137-164. 9. GODA, H., SHIMADA, Y., ASAMI, T., FUJIOKA, S. and YOSHIDA, S. (2002) Microarray analysis of brassinosteroid-regulated genes in Arabidopsis. Plant Physiology 130: 1319-1334. 10. HE, J.X., GENDRON, J.M., YANG, Y.L., LI, J.M. and WANG, Z.Y. (2002) The GSK3-like kinase BIN2 phosphorylates and destabilizes BZR1, a positive regulator of the brassinosteroid signaling pathway in Arabidopsis. Proceedings of the National Academy of Sciences of the United States of America 99: 10185-10190. 11. JACOBSEN, S.E., BINKOWSKI, K.A. and OLSZEWSKI, N.E. (1996) SPINDLY, a tetratricopeptide repeat protein invlovled in gibberellin signal transduction in Arabidopsis. Proceedings of the National Academy of Sciences of the United States of America 93: 9292-9296. 12. KENDE, H. and ZEEVAART, J.A.D. (1997) The five “classical” plant hormones. Plant Cell 9: 1197-1210. 13. LI, H., SHEN, J.J., ZHENG, Z.L., LIN, Y. and YANG, Z. (2001) The Rop GTPase switch controls multiple developmental processes in Arabidopsis. Plant Physiology 126: 670-684. 14. LI, J., LEASE, K.A., TAX, F.E. and WALKER, J.C. (2001) BRS1, a serine carboxypeptidase, regulates BRI1 signaling in Arabidopsis thaliana. Proceedings of the National Academy of Sciences of the United States of America 98: 5916-5921. 15. LI, J., WEN, J.Q., LEASE, K.A., DOKE, J.T., TAX, F.E. and WALKER, J.C. (2002) BAK1, an Arabidopsis
MECHANISM OF BRASSINOSTEROID SIGNALING 63 LRR receptor-like protein kinase, interacts with BRI1 and modulates brassinosteroid signaling. Cell 110: 213-222. 16. LI, J.M. and CHORY, J. (1997) A putative leucine-rich repeat receptor kinase involved in brassinosteroid signal transduction. Cell 90: 929-938. 17. LI, J.M., NAGPAL, P., VITART, V., MCMORRIS, T.C. and CHORY, J. (1996) A role for brassinosteroids in light-dependent development of Arabidopsis. Science 272: 398-401. 18. MUSSIG, C., FISCHER, S. and ALTMANN, T. (2002) Brassinosteroid-regulated gene expression. Plant Physiology 129: 1241-1251. 19. NAGATA, N., ASAMI, T. and YOSHIDA, S. (2001) Brassinazole, an inhibitor of brassinosteroid biosynthesis, inhibits development of secondary xylem in cress plants (Lepidium sativum). Plant and Cell Physiology 42: 1006-1011. 20. NAGATA, N., MIN, Y.K., NAKANO, T., ASAMI, T. and YOSHIDA, S. (2000) Treatment of dark-grown Arabidopsis thaliana with a brassinosteroid-biosynthesis inhibitor, brassinazole, induces some characteristics of light-grown plants. Planta 211: 781-790. 21. NAM, K.H. and LI, J.M. (2002) BRI1/BAK1, a receptor kinase pair mediating brassinosteroid signaling. Cell 110: 203-212. 22. SCHUMACHER, K. and CHORY, J. (2000) Brassinosteroid signal transduction: still casting the actors. Current Opinion in Plant Biology 3: 79-84. 23. SCHUMACHER, K., VAFEADOS, D., MCCARTHY, M., SZE, H., WILKINS, T. and CHORY, J. (1999) The Arabidopsis det3 mutant reveals a central role for the vacuolar H+-ATPase in plant growth and development. Genes & Development 13: 3259-3270. 24. SILVERSTONE, A.L., JUNG, H.S., DILL, A., KAWAIDE, H., KAMIYA, Y. and SUN, T.P. (2001) Repressing a repressor: Gibberellin-induced rapid reduction of the RGA protein in Arabidopsis. Plant Cell 13: 1555- 1565. 25. SZEKERES, M., NEMETH, K., KONCZKALMAN, Z., MATHUR, J., KAUSCHMANN, A., ALTMANN, T., REDEI, G.P., NAGY, F., SCHELL, J. and KONCZ, C. (1996) Brassinosteroids rescue the deficiency of CYP90, a cytochrome P450, controlling cell elongation and de-etiolation in Arabidopsis. Cell 85: 171-182. 26. WANG, Z.Y., NAKANO, T., GENDRON, J., HE, J.X., CHEN, M., VAFEADOS, D., YANG, Y.L., FUJIOKA, S., YOSHIDA, S., ASAMI, T. and CHORY, J. (2002) Nuclear-localized BZR1 mediates brassinosteroid-induced growth and feedback suppression of brassinosteroid biosynthesis. Developmental Cell 2: 505-513. 27. WANG, Z.Y., SETO, H., FUJIOKA, S., YOSHIDA, S. and CHORY, J. (2001) BRI1 is a critical component of a plasma-membrane receptor for plant steroids. Nature 410: 380-383. 28. YIN, Y.H., CHEONG, H., FRIEDRICHSEN, D., ZHAO, Y.D., HU, J.P., MORA-GARCIA, S. and CHORY, J. (2002) A crucial role for the putative Arabidopsis topoisomerase VI in plant growth and development. Proceedings of the National Academy of Sciences of the United States of America 99: 10191-10196. 29. YIN, Y.H., WANG, Z.Y., MORA-GARCIA, S., LI, J.M., YOSHIDA, S., ASAMI, T. and CHORY, J. (2002) BES1 accumulates in the nucleus in response to brassinosteroids to regulate gene expression and promote stem elongation. Cell 109: 181-191.
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ISSN 0435-1096 Gamma Field Symposia
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The lecturers and the members of th
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KANEKO, T. KARITA, E. KASHIMA, M. K
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TANO, S. TSUCHIDA, Y. TSUTSUMI, N.
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The Symposium Committee Shigeki NAG
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CONTENTS Y. KAMIYA Biosyntheses and
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2 Yuji KAMIYA Fig. 1. Gibberellin b
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4 Yuji KAMIYA using the receptor pr
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6 Yuji KAMIYA Fig. 3. Origin of sid
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8 Yuji KAMIYA References AKIYOSHI,
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- Page 23 and 24: 12 Yuji KAMIYA 8’ 8’ 273
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- Page 35 and 36: 24 Motoyuki ASHIKARI, Hironori ITOH
- Page 37 and 38: 26 Atsuhiro OKA and how their signa
- Page 39 and 40: 28 Atsuhiro OKA At almost the same
- Page 41 and 42: 30 Atsuhiro OKA division for xylem
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- Page 45 and 46: 34 Atsuhiro OKA Fig. 4. Cross-talk
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