Gene Symbol: BOP1
Description: Ankyrin repeat family protein / BTB/POZ domain-containing protein
Alias: BLADE ON PETIOLE 1, Ankyrin repeat family protein / BTB/POZ domain-containing protein
Species: thale cress

Top Publications

  1. Jun J, Ha C, Fletcher J. BLADE-ON-PETIOLE1 coordinates organ determinacy and axial polarity in arabidopsis by directly activating ASYMMETRIC LEAVES2. Plant Cell. 2010;22:62-76 pubmed publisher
    ..Here, we show that the organ-specific BTB-POZ domain proteins BLADE-ON-PETIOLE1 (BOP1) and BOP2 function as transcriptional activators during Arabidopsis thaliana leaf formation...
  2. Ha C, Jun J, Nam H, Fletcher J. BLADE-ON-PETIOLE1 encodes a BTB/POZ domain protein required for leaf morphogenesis in Arabidopsis thaliana. Plant Cell Physiol. 2004;45:1361-70 pubmed
    The BLADE-ON-PETIOLE1 (BOP1) gene of Arabidopsis thaliana is required for proper leaf morphogenesis...
  3. McKim S, Stenvik G, Butenko M, Kristiansen W, Cho S, Hepworth S, et al. The BLADE-ON-PETIOLE genes are essential for abscission zone formation in Arabidopsis. Development. 2008;135:1537-46 pubmed publisher
    The Arabidopsis BLADE-ON-PETIOLE 1 (BOP1) and BOP2 genes encode redundant transcription factors that promote morphological asymmetry during leaf and floral development...
  4. Ha C, Kim G, Kim B, Jun J, Soh M, Ueno Y, et al. The BLADE-ON-PETIOLE 1 gene controls leaf pattern formation through the modulation of meristematic activity in Arabidopsis. Development. 2003;130:161-72 pubmed
    ..The recessive mutant allele blade-on-petiole1-1 (bop1-1) produced ectopic, lobed blades along the adaxial side of petioles of the cotyledon and rosette leaves...
  5. Xu M, Hu T, McKim S, Murmu J, Haughn G, Hepworth S. Arabidopsis BLADE-ON-PETIOLE1 and 2 promote floral meristem fate and determinacy in a previously undefined pathway targeting APETALA1 and AGAMOUS-LIKE24. Plant J. 2010;63:974-89 pubmed publisher
    ..Here, we examine the role of architectural regulators BLADE-ON-PETIOLE1 (BOP1) and BOP2 in promotion of floral meristem identity...
  6. Hepworth S, Zhang Y, McKim S, Li X, Haughn G. BLADE-ON-PETIOLE-dependent signaling controls leaf and floral patterning in Arabidopsis. Plant Cell. 2005;17:1434-48 pubmed
    ..Here, we show that two NPR1-like genes, BLADE-ON-PETIOLE1 (BOP1) and BOP2, function redundantly to control growth asymmetry, an important aspect of patterning in leaves and ..
  7. Norberg M, Holmlund M, Nilsson O. The BLADE ON PETIOLE genes act redundantly to control the growth and development of lateral organs. Development. 2005;132:2203-13 pubmed
    ..Leaf development in Arabidopsis thaliana is controlled by genes like BLADE ON PETIOLE1 (BOP1), which prevent the development of ectopic meristematic activity that leads to the formation of new organs, and ..
  8. Ha C, Jun J, Nam H, Fletcher J. BLADE-ON-PETIOLE 1 and 2 control Arabidopsis lateral organ fate through regulation of LOB domain and adaxial-abaxial polarity genes. Plant Cell. 2007;19:1809-25 pubmed
    We report a novel function for BLADE-ON-PETIOLE1 (BOP1) and BOP2 in regulating Arabidopsis thaliana lateral organ cell fate and polarity, through the analysis of loss-of-function mutants and transgenic plants that ectopically express BOP1 ..
  9. Karim M, Hirota A, Kwiatkowska D, Tasaka M, Aida M. A role for Arabidopsis PUCHI in floral meristem identity and bract suppression. Plant Cell. 2009;21:1360-72 pubmed publisher
    ..The function of PUCHI in floral fate determination and bract suppression overlaps that of the BLADE-ON-PETIOLE1 (BOP1) and BOP2 genes, which encode a pair of redundant regulatory proteins involved in various developmental processes, ..

More Information


  1. Shimada S, Komatsu T, Yamagami A, Nakazawa M, Matsui M, Kawaide H, et al. Formation and dissociation of the BSS1 protein complex regulates plant development via brassinosteroid signaling. Plant Cell. 2015;27:375-90 pubmed publisher
    ..BSS1 encodes a BTB-POZ domain protein with ankyrin repeats, known as BLADE ON PETIOLE1 (BOP1), which is an important regulator of leaf morphogenesis...
  2. Carvalho S, Chatterjee M, Coleman L, Clancy M, Folta K. Analysis of Block of cell proliferation 1 (BOP1) activity in strawberry and Arabidopsis. Plant Sci. 2016;245:84-93 pubmed publisher
    ..A BOP1 orthologue was identified in plants, and loss-of-function analyses in tobacco cells confirmed similar activities...
  3. Khan M, Tabb P, Hepworth S. BLADE-ON-PETIOLE1 and 2 regulate Arabidopsis inflorescence architecture in conjunction with homeobox genes KNAT6 and ATH1. Plant Signal Behav. 2012;7:788-92 pubmed publisher
    ..we showed that these defects are caused by the misexpression of lateral organ boundary genes, BLADE-ON-PETIOLE1 (BOP1) and BOP2, which function downstream of BP-PNY in an antagonistic fashion...
  4. Canet J, Dobon A, Fajmonov√° J, Tornero P. The BLADE-ON-PETIOLE genes of Arabidopsis are essential for resistance induced by methyl jasmonate. BMC Plant Biol. 2012;12:199 pubmed publisher
  5. Ahn C, Cho H, Lee D, Sim H, Kim S, Pai H. Functional characterization of the ribosome biogenesis factors PES, BOP1, and WDR12 (PeBoW), and mechanisms of defective cell growth and proliferation caused by PeBoW deficiency in Arabidopsis. J Exp Bot. 2016;67:5217-32 pubmed publisher
    ..controls biogenesis of the 60S ribosomal subunit through functional interactions with Block of Proliferation 1 (BOP1) and WD Repeat Domain 12 (WDR12) in plants...