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Items: 48

1.

UVR8 disrupts stabilisation of PIF5 by COP1 to inhibit plant stem elongation in sunlight.

Sharma A, Sharma B, Hayes S, Kerner K, Hoecker U, Jenkins GI, Franklin KA.

Nat Commun. 2019 Sep 27;10(1):4417. doi: 10.1038/s41467-019-12369-1.

2.

Characterization of spa mutants in the moss Physcomitrella provides evidence for functional divergence of SPA genes during the evolution of land plants.

Artz O, Dickopf S, Ranjan A, Kreiss M, Abraham ET, Boll V, Rensing SA, Hoecker U.

New Phytol. 2019 Jun 21. doi: 10.1111/nph.16004. [Epub ahead of print]

PMID:
31222750
3.

Low Temperature-Enhanced Flavonol Synthesis Requires Light-Associated Regulatory Components in Arabidopsis thaliana.

Bhatia C, Pandey A, Gaddam SR, Hoecker U, Trivedi PK.

Plant Cell Physiol. 2018 Oct 1;59(10):2099-2112. doi: 10.1093/pcp/pcy132.

PMID:
30010959
4.

The Transcription Factor COL12 Is a Substrate of the COP1/SPA E3 Ligase and Regulates Flowering Time and Plant Architecture.

Ordoñez-Herrera N, Trimborn L, Menje M, Henschel M, Robers L, Kaufholdt D, Hänsch R, Adrian J, Ponnu J, Hoecker U.

Plant Physiol. 2018 Feb;176(2):1327-1340. doi: 10.1104/pp.17.01207. Epub 2017 Nov 29.

5.

The blue light-induced interaction of cryptochrome 1 with COP1 requires SPA proteins during Arabidopsis light signaling.

Holtkotte X, Ponnu J, Ahmad M, Hoecker U.

PLoS Genet. 2017 Oct 9;13(10):e1007044. doi: 10.1371/journal.pgen.1007044. eCollection 2017 Oct.

6.

SPA Proteins Affect the Subcellular Localization of COP1 in the COP1/SPA Ubiquitin Ligase Complex during Photomorphogenesis.

Balcerowicz M, Kerner K, Schenkel C, Hoecker U.

Plant Physiol. 2017 Jul;174(3):1314-1321. doi: 10.1104/pp.17.00488. Epub 2017 May 23.

7.

The activities of the E3 ubiquitin ligase COP1/SPA, a key repressor in light signaling.

Hoecker U.

Curr Opin Plant Biol. 2017 Jun;37:63-69. doi: 10.1016/j.pbi.2017.03.015. Epub 2017 Apr 21. Review.

PMID:
28433946
8.

Blue-light induced accumulation of reactive oxygen species is a consequence of the Drosophila cryptochrome photocycle.

Arthaut LD, Jourdan N, Mteyrek A, Procopio M, El-Esawi M, d'Harlingue A, Bouchet PE, Witczak J, Ritz T, Klarsfeld A, Birman S, Usselman RJ, Hoecker U, Martino CF, Ahmad M.

PLoS One. 2017 Mar 15;12(3):e0171836. doi: 10.1371/journal.pone.0171836. eCollection 2017.

9.

A fast and simple LC-MS-based characterization of the flavonoid biosynthesis pathway for few seed(ling)s.

Jaegle B, Uroic MK, Holtkotte X, Lucas C, Termath AO, Schmalz HG, Bucher M, Hoecker U, Hülskamp M, Schrader A.

BMC Plant Biol. 2016 Sep 1;16(1):190. doi: 10.1186/s12870-016-0880-7.

10.

The functional divergence between SPA1 and SPA2 in Arabidopsis photomorphogenesis maps primarily to the respective N-terminal kinase-like domain.

Chen S, Wirthmueller L, Stauber J, Lory N, Holtkotte X, Leson L, Schenkel C, Ahmad M, Hoecker U.

BMC Plant Biol. 2016 Jul 22;16(1):165. doi: 10.1186/s12870-016-0854-9.

11.

Mutations in the N-terminal kinase-like domain of the repressor of photomorphogenesis SPA1 severely impair SPA1 function but not light responsiveness in Arabidopsis.

Holtkotte X, Dieterle S, Kokkelink L, Artz O, Leson L, Fittinghoff K, Hayama R, Ahmad M, Hoecker U.

Plant J. 2016 Oct;88(2):205-218. doi: 10.1111/tpj.13241. Epub 2016 Aug 29.

12.

Photoreceptor Specificity in the Light-Induced and COP1-Mediated Rapid Degradation of the Repressor of Photomorphogenesis SPA2 in Arabidopsis.

Chen S, Lory N, Stauber J, Hoecker U.

PLoS Genet. 2015 Sep 14;11(9):e1005516. doi: 10.1371/journal.pgen.1005516. eCollection 2015 Sep.

13.

CUL4 forms an E3 ligase with COP1 and SPA to promote light-induced degradation of PIF1.

Zhu L, Bu Q, Xu X, Paik I, Huang X, Hoecker U, Deng XW, Huq E.

Nat Commun. 2015 Jun 3;6:7245. doi: 10.1038/ncomms8245.

PMID:
26037329
14.

A cop1 spa mutant deficient in COP1 and SPA proteins reveals partial co-action of COP1 and SPA during Arabidopsis post-embryonic development and photomorphogenesis.

Ordoñez-Herrera N, Fackendahl P, Yu X, Schaefer S, Koncz C, Hoecker U.

Mol Plant. 2015 Mar;8(3):479-81. doi: 10.1016/j.molp.2014.11.026. Epub 2014 Dec 31. No abstract available.

15.

COP1/SPA ubiquitin ligase complexes repress anthocyanin accumulation under low light and high light conditions.

Maier A, Hoecker U.

Plant Signal Behav. 2015;10(1):e970440. doi: 10.4161/15592316.2014.970440.

16.

Auxin--a novel regulator of stomata differentiation.

Balcerowicz M, Hoecker U.

Trends Plant Sci. 2014 Dec;19(12):747-9. doi: 10.1016/j.tplants.2014.10.006. Epub 2014 Oct 27.

PMID:
25458848
17.

Auxin represses stomatal development in dark-grown seedlings via Aux/IAA proteins.

Balcerowicz M, Ranjan A, Rupprecht L, Fiene G, Hoecker U.

Development. 2014 Aug;141(16):3165-76. doi: 10.1242/dev.109181. Epub 2014 Jul 25.

18.

Functional analysis of COP1 and SPA orthologs from Physcomitrella and rice during photomorphogenesis of transgenic Arabidopsis reveals distinct evolutionary conservation.

Ranjan A, Dickopf S, Ullrich KK, Rensing SA, Hoecker U.

BMC Plant Biol. 2014 Jul 1;14:178. doi: 10.1186/1471-2229-14-178.

19.

MIDGET connects COP1-dependent development with endoreduplication in Arabidopsis thaliana.

Schrader A, Welter B, Hulskamp M, Hoecker U, Uhrig JF.

Plant J. 2013 Jul;75(1):67-79. doi: 10.1111/tpj.12199. Epub 2013 May 7.

20.

Light and the E3 ubiquitin ligase COP1/SPA control the protein stability of the MYB transcription factors PAP1 and PAP2 involved in anthocyanin accumulation in Arabidopsis.

Maier A, Schrader A, Kokkelink L, Falke C, Welter B, Iniesto E, Rubio V, Uhrig JF, Hülskamp M, Hoecker U.

Plant J. 2013 May;74(4):638-51. doi: 10.1111/tpj.12153. Epub 2013 Mar 25.

21.

Arabidopsis COP1 and SPA genes are essential for plant elongation but not for acceleration of flowering time in response to a low red light to far-red light ratio.

Rolauffs S, Fackendahl P, Sahm J, Fiene G, Hoecker U.

Plant Physiol. 2012 Dec;160(4):2015-27. doi: 10.1104/pp.112.207233. Epub 2012 Oct 23.

22.

Degradation of Arabidopsis CRY2 is regulated by SPA proteins and phytochrome A.

Weidler G, Zur Oven-Krockhaus S, Heunemann M, Orth C, Schleifenbaum F, Harter K, Hoecker U, Batschauer A.

Plant Cell. 2012 Jun;24(6):2610-23. doi: 10.1105/tpc.112.098210. Epub 2012 Jun 26.

23.

Site-specific methylation in gene coding region underlies transcriptional silencing of the Phytochrome A epiallele in Arabidopsis thaliana.

Rangani G, Khodakovskaya M, Alimohammadi M, Hoecker U, Srivastava V.

Plant Mol Biol. 2012 May;79(1-2):191-202. doi: 10.1007/s11103-012-9906-1. Epub 2012 Apr 1.

PMID:
22466452
24.

The Arabidopsis repressor of light signaling SPA1 acts in the phloem to regulate seedling de-etiolation, leaf expansion and flowering time.

Ranjan A, Fiene G, Fackendahl P, Hoecker U.

Development. 2011 May;138(9):1851-62. doi: 10.1242/dev.061036. Epub 2011 Mar 29.

25.

Light exposure of Arabidopsis seedlings causes rapid de-stabilization as well as selective post-translational inactivation of the repressor of photomorphogenesis SPA2.

Balcerowicz M, Fittinghoff K, Wirthmueller L, Maier A, Fackendahl P, Fiene G, Koncz C, Hoecker U.

Plant J. 2011 Mar;65(5):712-23. doi: 10.1111/j.1365-313X.2010.04456.x. Epub 2011 Jan 14.

26.

SPA1 and DET1 act together to control photomorphogenesis throughout plant development.

Nixdorf M, Hoecker U.

Planta. 2010 Mar;231(4):825-33. doi: 10.1007/s00425-009-1088-y. Epub 2009 Dec 30.

PMID:
20041285
27.

Synergism of red and blue light in the control of Arabidopsis gene expression and development.

Sellaro R, Hoecker U, Yanovsky M, Chory J, Casal JJ.

Curr Biol. 2009 Jul 28;19(14):1216-20. doi: 10.1016/j.cub.2009.05.062. Epub 2009 Jun 25.

28.

Biochemical characterization of Arabidopsis complexes containing CONSTITUTIVELY PHOTOMORPHOGENIC1 and SUPPRESSOR OF PHYA proteins in light control of plant development.

Zhu D, Maier A, Lee JH, Laubinger S, Saijo Y, Wang H, Qu LJ, Hoecker U, Deng XW.

Plant Cell. 2008 Sep;20(9):2307-23. doi: 10.1105/tpc.107.056580. Epub 2008 Sep 23.

29.

Arabidopsis COP1/SPA1 complex and FHY1/FHY3 associate with distinct phosphorylated forms of phytochrome A in balancing light signaling.

Saijo Y, Zhu D, Li J, Rubio V, Zhou Z, Shen Y, Hoecker U, Wang H, Deng XW.

Mol Cell. 2008 Aug 22;31(4):607-13. doi: 10.1016/j.molcel.2008.08.003.

30.

Arabidopsis SPA proteins regulate photoperiodic flowering and interact with the floral inducer CONSTANS to regulate its stability.

Laubinger S, Marchal V, Le Gourrierec J, Wenkel S, Adrian J, Jang S, Kulajta C, Braun H, Coupland G, Hoecker U.

Development. 2006 Aug;133(16):3213-22. Epub 2006 Jul 19. Erratum in: Development. 2006 Nov;133(21):4391. Development. 2006 Nov;133(22):4608. Gentilhomme, José [corrected to Le Gourrierec, José].

31.

Functional and expression analysis of Arabidopsis SPA genes during seedling photomorphogenesis and adult growth.

Fittinghoff K, Laubinger S, Nixdorf M, Fackendahl P, Baumgardt RL, Batschauer A, Hoecker U.

Plant J. 2006 Aug;47(4):577-90. Epub 2006 Jun 30.

32.

Regulated proteolysis in light signaling.

Hoecker U.

Curr Opin Plant Biol. 2005 Oct;8(5):469-76. Review.

PMID:
16039154
33.
34.

Light regulates COP1-mediated degradation of HFR1, a transcription factor essential for light signaling in Arabidopsis.

Yang J, Lin R, Sullivan J, Hoecker U, Liu B, Xu L, Deng XW, Wang H.

Plant Cell. 2005 Mar;17(3):804-21. Epub 2005 Feb 10.

35.

The SPA quartet: a family of WD-repeat proteins with a central role in suppression of photomorphogenesis in arabidopsis.

Laubinger S, Fittinghoff K, Hoecker U.

Plant Cell. 2004 Sep;16(9):2293-306. Epub 2004 Aug 12.

36.
37.

The COP1-SPA1 interaction defines a critical step in phytochrome A-mediated regulation of HY5 activity.

Saijo Y, Sullivan JA, Wang H, Yang J, Shen Y, Rubio V, Ma L, Hoecker U, Deng XW.

Genes Dev. 2003 Nov 1;17(21):2642-7.

38.

The SPA1-like proteins SPA3 and SPA4 repress photomorphogenesis in the light.

Laubinger S, Hoecker U.

Plant J. 2003 Aug;35(3):373-85.

39.

SPA1, a component of phytochrome A signal transduction, regulates the light signaling current.

Baumgardt RL, Oliverio KA, Casal JJ, Hoecker U.

Planta. 2002 Sep;215(5):745-53. Epub 2002 Jun 14.

PMID:
12244439
40.
41.
43.

SPA1, a WD-repeat protein specific to phytochrome A signal transduction.

Hoecker U, Tepperman JM, Quail PH.

Science. 1999 Apr 16;284(5413):496-9.

44.
45.
46.
47.

[Orthodontic measures in periodontally susceptible dentitions].

Hoecker U, Lamminger K.

Dtsch Zahnarztl Z. 1986 Oct;41(10):1024-6. German. No abstract available.

PMID:
3469070
48.

[Periodontal findings in children and adolescents with respect to orthodontic treatment].

Lamminger K, Hoecker U.

Dtsch Zahnarztl Z. 1986 Oct;41(10):1020-3. German. No abstract available.

PMID:
3469069

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