EMBO/SourceData huggingface dataset:
Figure 2Immunoblotting analysis of BCL9 and cell cycle protein expression in double thymidine synchronised cells; the black arrow indicates the delayed band of mitotic BCL9.Immunofluorescence confocal analysis of BCL9 localization on the spindle by antibody staining. Yellow arrows indicate the spindle pole. Scale bars represent: 2 μm for interphase and anaphase; 5 μm for prophase, metaphase and telophase.Immunofluorescence confocal analysis of BCL9 localization on the centrosome. Yellow arrows indicate the centrosome. Scale bars represent: 5 μm for control treatment, 10 μm for BCL9 peptide treatment.Confocal microscope 3D-analysis and radial histograms of the spindle angle in the cells with siRNA treatment; yellow arrows indicate the centrosome. Scale bars represent 5 μm.Confocal (left panel) and live cell imaging (right panel) analysis of chromosome segregation in H2BGFP-cells following siRNA treatment; yellow arrows indicate the typical abnormal chromosomes by BCL9 knockdown. 23 H2BGFP-mitotic cells were monitored for each time experiment; data are shown from three independent experiments. Scale bars represent 5 μm. Quantification of aberrant chromosome segregation rate by live cell imaging of H2BGFP cells upon Wnt3a or DKK1 treatment. 23 H2BGFP-mitotic cells were monitored for each time experiment; data are shown from three independent experiments.Quantification of the duration of NEB to ANA (NEB: nuclear envelope breakdown, ANA: anaphase), NEB to cell death in interphase after cell division (blue colour bar) or in mitosis (dark red bar), or growth well in 30 hours (pink bar) by live cell imaging analysis in monitored H2BGFP cells with different treatments.
Figure 3Volcano plot of the BCL9 mitotic interactome by the SILAC proteomics approach. Red dashed line indicates a strict cut off by a normalised SILAC H/L ratio > 2.An independent immunoprecipitation assay for validation of potential BCL9 interactors in both asynchronised and mitotic cells. The relative binding of CLTC with BCL9 is quantified and labelled on top of the CLTC blot.Immunoprecipitation assay of the endogenous BCL9 and Axin1 interaction in synchronised HeLa cells, from G1S to G2M. P-H3S10, a mitotic marker indicating mitosis.
Figure 4Duolink analysis (A) and its quantification (B) of the interaction by assessing the PLA complex in mitotic cells after BCL9 or Axin1 knockdown (n=20). Scale bars represent 5 μm.Duolink analysis of the interaction of BCL9 and CLTC in mitotic cells. Scale bars represent 5 μm.Immunoprecipitation analysis of the interaction of truncated BCL9 forms in mitosis; the purple stars indicate the domain required for clathrin complex binding, and the green stars indicate the domains for β-catenin complex binding. The domain required for both clathrin and β-catenin complexes binding is indicated by a red line.Quantification of the relative binding of the truncated forms with the clathrin complex or β-catenin complex; the red frame indicates the common domains of BCL9 for binding of both complexes.Immunoprecipitation analysis of the BCL9-MF interaction in CLTC knockdown mitotic cells.Immunoprecipitation analysis of the endogenous clathrin interaction with LRP6 signalosome components in BCL9 MF-overexpressing mitotic cells.
Figure 5Immunoblotting analysis of signalosome components by immunoblotting in BCL9, CLTC or in both BCL9 and CLTC knockdown mitotic cells with CHX. Quantification of the stability of several LRP6 signalosome components by immunoblotting of mitotic cells with CHX.Immunofluorescence confocal analysis of Ser1490-phosphorylated LRP6 and CLTC co-localization in mitotic HeLa cells; white arrows indicate the colocalization. Scale bars represent 5 μm.Immunofluorescence analysis of α-tubulin, Axin1 and CLTC triple-staining in mitotic cells. The white arrows indicate the colocalization. Scale bars represent 5 μm.Immunofluorescence analysis of colocalization of LRP6CAGFP and CLTC or CD63 in interphase cells. The white arrows indicate the colocalization. Scale bars represent 5 μm.Quantification of signalosome components and mitotic Wnt target expression level by immunoblotting in natural mitotic cells treated for 1 hour with DMSO or MDC, an inhibitor of clathrin-mediated-endocytosis.A representative image of soft agar oncogenic colony formation assays for stable knockdown cells.A representative image of the mouse xenograft tumours for stable knockdown cells at the end point of the experiment.
Figure 6In vitro CDK1/cyclin B1 kinase assay for immunoprecipitation-purified BCL9-Flag or T172A-Flag proteins.Immunoprecipitation analysis of transiently-expressed BCL9-MF or T172A-MF interactors in synchronised cells, from G1S to G2 M phase. The relative level of BCL9-MF or T172A-MF immunoprecipitation is determined; red numbers indicate up-regulation, and green numbers indicate down-regulation compared to the starting time point.Immunoprecipitation analysis of the transiently-expressed BCL9-MF interaction in mitotic cells treated with RO3306.Immunoprecipitation analysis of the interaction of the T172 inactive mutant T172A, the activation mutant T172D, and the double inactive mutant T172\T144 (2A) or activation mutant (2D) transiently-expressed in mitotic cells.Quantification for the inactive or activation mutant interactions indicated in Fig 6F. The wild type BCL9 interaction is normalised to 1, indicated by a green dashed line with an arrow.
Figure 7Immunohistochemical staining of p-T172-BCL9 expression in a human HCC tissue. MN: matched normal tissues, T: tumour tissues. Scale bar represents1000 μm.IHC staining and the expression scored in a tissue array of 75 pairs of human lung cancer patient tissues. Scale bar represents 1000 μm.A representative figure of p-T172-BCL9 IHC staining in HCC to indicate the expression in mitotic or in interphase cells. Scale bar represents 100 μm.Representative figures of p-T172-BCL9 IHC staining in interphase cells of breast cancer (D) or lung cancer (E) patient tissue. Scale bars represent 100 μm.Immunoprecipitation analysis of the interaction in 5 pairs of human HCC patient tissues by a p-T172-BCL9 antibody or a BCL9 antibody. CLTC relative binding with BCL9 was determined.Log-rank (Mantel-Cox) survival analysis based on high and low p-T172-BCL9 expression scored by immunohistochemical staining in two tissue arrays with (G) 75 lung cancer samples or (H) 145 breast cancer samples.
Figure 1(f) Percent survival of 15 d old plants with and without SA187 under NHS, HS and LAT conditions. Data information: percent survival measuremts after recovery at 22°C for 4 days. For percent survival, plants with green leaves were scored as live plant out of 12 plants for each biological repeat in different temperature treatments. All treatments are compared with direct 44°C heat stressed plants. Plots represent the mean of 3 biological replicates bars representSE Asterisks indicate a statistical difference based on the Mann-Whitney test (* P < 0.05 )
Figure 3(a,b) Dynamics of HSFA2 and HSP101 transcript levels in control (NHS, NHS+187), 44°C heat-stressed non-colonized and SA187-colonized (HS, HS+187), thermoprimed (LAT) as well as thermoprimed and SA187-colonized plants (LAT+187) at 1 h, 24 h, 48 h, 72 h and 96 h of recovery at 22°C. SA187-colonized (HS+187) and thermoprimed (LAT) plants showed higher transcript levels in comparison to plants exposed at 44°C HS for 30 min (HS) after 1 h of recovery at 22°C. Data information: All plots represent the means of 3 biological replicates. Error bars represent SE. Asterisks indicate a statistical difference based on Student's t-test (*P ≤ 0.05(c,d). Transcript levels of heat stress memory genes HSP18.1 and APX2 in control plants (NHS, NHS+187), 44°C heat-stressed non-colonized and SA187-colonized (HS, HS+187), thermoprimed (LAT) as well as thermoprimed SA187-colonized plants (LAT+187) at 1 h, 24 h, 48 h, 72 h and 96 h of recovery at 22°C . Transcript levels were normalized to tubulin as reference gene and the respective 22°C NHS plants were harvested at the same time points. All treatments are compared with direct 44°C HS treatment for statistical significance. Data information: All plots represent the means of 3 biological replicates. Error bars represent SE. Asterisks indicate a statistical difference based on Student's t-test (*P ≤ 0.05; **P ≤ 0.01; ***P ≤ 0.001(g) Relative enrichment of H3K4me3 at APX2 and HSP18.2 in control non-primed (NP), SA187-colonized non-primed plants (NP+187), 37°C-primed (P) and 37°C-primed SA187-colonized plants (P+187) at 24 and 72 h after priming as determined by chromatin immunoprecipitation-qPCR for the indicated regions of APX2 and HSP18.2. Amplification values were normalized to input and H3 and region 1 of non-primed (NP) plants. Data information: All plots represent the means of 3 biological replicates. Error bars represent SE. Asterisks indicate a statistical difference based on Student's t-test (*P ≤ 0.05; **P ≤ 0.01; ***P ≤ 0.001 for differences between NP in comparison to NP+187, P and P+187 treatments).
Figure 4(b,c) Fresh weight and percent survival of Col-0, hsfa2, hsfa1q and ein3-1 plants in HS, HS+187, LAT and LAT+187 treatments. Due to the dwarf size of hsfa1q mutants, LAT treatment was performed on d 18 and HS at d 20. All treatments are compared with plants upon 44°C HS. Data information: All plots represent the means of 3 biological replicates (n=36, 12 plants per biological repeat). Error bars represent SD of three biological repeats. Asterisks indicate a statistical difference based on the Student's t-test (* P≤ 0.05; ** P ≤ 0.01; *** P ≤ 0.001).(e) Percent survival of Col-0 plants with and without ACC under HS, HS+ACC, LAT and LAT+ACC conditions. Data information: All plots represent the means of 3 biological replicates (n=36, 12 plants per biological repeat). Error bars represent SD of three biological repeats. Asterisks indicate a statistical difference based on the Student's t-test (* P≤ 0.05; ** P ≤ 0.01; *** P ≤ 0.001).
Figure 5(c) Relative enrichment of H3K4me3 at APX2 and HSP18.2 in control non-primed (NP), SA187-colonized non-primed plants (NP+187), 37°C-primed (P) and 37°C-primed SA187-colonized plants (P+187) at 24 and 72 h after priming as determined by chromatin immunoprecipitation-qPCR for the indicated regions of APX2 and HSP18.2 (Fig 3F). Data information: For H3K4me3 enrichment analysis, amplification values were normalized to input and H3 and region 1 of non-primed (NP) plants. All treatments are compared with direct 44°C HS treatment for statistical significance. All plots represent the means of 3 biological replicates. Error bars indicate SE. Asterisks indicate a statistical difference based on the Student's t-test *P ≤ 0.05; **P ≤ 0.01; **P ≤ 0.001 for differences between NP in comparison to NP+187, P and P+187 treatments.(f) Relative enrichment of H3K4me3 levels at APX2 and HSP18.2 memory genes in hsfa2 mutant. Data information: For H3K4me3 enrichment analysis, amplification values were normalized to input and H3 and region 1 of non-primed (NP) plants. All treatments are compared with direct 44°C HS treatment for statistical significance. All plots represent the means of 3 biological replicates. Error bars indicate SE. Asterisks indicate a statistical difference based on the Student's t-test *P ≤ 0.05; **P ≤ 0.01; **P ≤ 0.001 for differences between NP in comparison to NP+187, P and P+187 treatments.
Figure 6(b) Relative percent abundance of bacterial phyla in the soil and the wheat root endosphere without (R-mock) and with SA187 treatment (R-187). Data information: Microbiome analysis was performed in triplicates.
Figure 2(A) HeLa cells were co-transfected with expression plasmids for Cherry-STING, V5-tagged m152 and either ev (unstimulated) or cGAS-GFP (stimulated).(B) iMEFgt/gt were co-transfected with expression plasmids for V5-tagged m152 together with either Cherry-STING or ev in combination with cGAS-GFP (stimulated) or ev (unstimulated). 24 hours post transfection cells were fixed for immunolabeling with an anti-V5 antibody. White boxes indicate the region shown at a higher magnification. Scale bar represents 10 µm.(C) Lysates of Cherry-STING and either CD4-V5 or m152-V5 expressing 293T cells were subjected to immunoprecipitation (IP) with an anti-V5 antibody. Input and IP samples were analyzed by IB with the indicated antibodies. Data information: IB shown are representative of three (C) or two (D) independent experiments.(D) iMEF stably expressing ev or m152-V5 were left unstimulated or stimulated with 10 µg/ml ISD and lysed 90 minutes later. m152 was immunoprecipitated with an anti-V5 antibody and samples were analyzed by IB with V5, STING and phospho-TBK1 (pTBK1) specific antibodies. Data information: IB shown are representative of three (C) or two (D) independent experiments.
Figure 3(B) Cherry-STING, IFNβ-Luc, pRL-TK, cGAS-GFP (stimulated) or IRES-GFP (unstimulated) and indicated expression plasmids as shown in (A) were transiently expressed in 293T cells and a dual luciferase assay was performed. Data is combined from two out of three independent experiments and shown as mean ± SD. Data information: Student's t-test (unpaired, two-tailed), n.s. not significant, **p<0.01, ***p<0.001, ****p<0.0001(C) 293T cells were co-transfected with expression plasmids for Cherry-STING and indicated chimeras as shown in (A). An anti-V5 IP was performed and samples were analyzed by IB with indicated antibodies. IB shown is representative of three independent experiments.(D) Cherry-STING, IFNβ-Luc, pRL-TK and either CD4, m152, m152-Δstalk or m152-GSstalk were transiently expressed in 293T cells. For stimulation, samples were co-transfected with cGAS-GFP, and unstimulated samples with IRES-GFP. Lysates were analyzed as described in (B). Data is combined from two out of three independent experiments and shown as mean ± SD. Data information: Student's t-test (unpaired, two-tailed), n.s. not significant, **p<0.01, ***p<0.001, ****p<0.0001(E) 293T cells were co-transfected with expression plasmids for Cherry-STING and either CD4, m152, m152-Δstalk or m152-GSstalk. An anti-V5 IP was performed and samples were analyzed by IB with indicated antibodies. Immunoblot shown is representative of three independent experiments.
Figure 4(A) 293T cells were co-transfected with expression plasmids for IFNβ-Luc, pRL-TK, cGAS-GFP (stimulated) or IRES-GFP (unstimulated) and indicated expression plasmids together with murine Cherry-STING (left panel) or human STING (right panel). Lysates were analyzed by dual-luciferase assay. Data is combined from two out of three independent experiments and shown as mean ± SD.(C) IFNβ-Luc, pRL-TK, cGAS-GFP (stimulated) or IRES-GFP (unstimulated) and either LacZ or m152 together with the indicated murine STING mutants described in (B) were transiently expressed in 293T cells. Luciferase activity was measured as described in (A). Data information: Data in (C) is normalized to LacZ, combined from three independent experiments and shown as mean ± SD.(D) 293T cells were co-transfected with expression plasmids for either LacZ or m152 together with the indicated murine STING mutants described in (B). An anti-V5 IP was performed and samples were analyzed by IB with the indicated antibodies. IB shown in (D) representative of three independent experiments.(E-F) Luciferase assay (E) were performed as described in (C) and (D), respectively, using the indicated human STING mutants in place of the murine STING mutants described in (B). Data information: Data in (E) is normalized to LacZ, combined from three independent experiments and shown as mean ± SD.(E-F) co-IP (F) were performed as described in (C) and (D), respectively, using the indicated human STING mutants in place of the murine STING mutants described in (B). Data information: IB shown in (F) are representative of three independent experiments.
Figure 5(B) 293T cells were co-transfected with expression plasmids for IFNβ-Luc, pRL-TK and either ev or m152. Cells were further co-transfected with either Cherry-STING WT or the constitutively active Cherry-STING V154M (stimulated) or with IRES-GFP (unstimulated). Data is combined from three independent experiments and shown as mean ± SD.(C) iMEF stably expressing ev or m152-V5 were stimulated with 10 µg/ml ISD for the indicated times or left unstimulated (mock). Cell lysates were analyzed by SDS-PAGE under non-reducing conditions and subjected to IB with the specified antibodies. Data information: IB shown in (C) are representative of three and two independent experiments, respectively. Student's t-test (unpaired, two-tailed), n.s. not significant, *p<0.05, ****p<0.0001(D) Two representative still images from live cell imaging experiments with iMEFgt/gt stably expressing Cherry-STING transfected with ISD (right panel) or left unstimulated (left panel). Red circles highlight representative translocated STING in ISD stimulated cells, which is used as an indicator of activation.(E) iMEFgt/gt stably expressing Cherry-STING and either ev or m152-V5 were stimulated with ISD. Live cell imaging was performed and STING translocation quantified 120 min and 180 min post stimulation. Data shown is one representative of two independent experiments.(F) iMEFgt/gt stably expressing Cherry-STING and V5-tagged m152 or corresponding ev were stimulated with 5 µg/ml ISD for the indicated time or left unstimulated (mock). Lysates were subjected to IB with the specified antibodies. Data information: IB shown in (C) and (F) are representative of three and two independent experiments, respectively. Student's t-test (unpaired, two-tailed), n.s. not significant, *p<0.05, ****p<0.0001
Figure 6(B) iMEF were infected by centrifugal enhancement with either parental MCMV (par.) or MCMV m152stop at an MOI of 0.5 or mock infected. 3 hours post infection (hpi) cells were lysed and subjected to immunoblotting (IB) with the specified antibodies.(C) iMEF and iMEFgt/gt were infected by centrifugal enhancement with parental MCMV or MCMV m152stop, or parental MCMV alone, respectively (MOI 0.5). 3 hpi lysates were subjected to an anti-m152 IP and samples were analyzed by IB with indicated antibodies. IB shown is representative of two independent experiments.(D) Primary BMDM were infected with parental MCMV (par.) or MCMV m152stop at an MOI of 0.1 or mock infected. 16 hpi secreted levels of IFNα or IFNβ were quantified by ELISA. Data is representative of two independent experiments.(E) iMEFgt/gt stably expressing Cherry-STING were infected with parental MCMV or MCMV m152stop (MOI 0.5). Live cell imaging was performed and STING translocation quantified 120 min and 180 min post stimulation. Data shown is one representative of two independent experiments.(F-G) iMEF or iMEFgt/gt were infected by centrifugal enhancement with parental MCMV or MCMV m152stop (MOI 0.01). At 6 hpi total RNA was extracted to determine MCMV IE1 and MCMV E1 (F), transcripts by qRT-PCR. Data shown is combined from two out of three independent experiments.(F-G) iMEF or iMEFgt/gt were infected by centrifugal enhancement with parental MCMV or MCMV m152stop (MOI 0.01). At 6 hpi total RNA was extracted to determine , IFNb1 and IL6 (G) transcripts by qRT-PCR. Data shown is combined from two out of three independent experiments.(H) 293T cells were co-transfected with Cherry-STING, the pNF-κB luciferase reporter, pRL-TK, cGAS-GFP (stimulated) or IRES-GFP (unstimulated) and either ev or m152. Cells were lysed and analyzed as described in Figure 1. Data is combined from three independent experiments.
Figure 7(A-C) Type I IFN levels in spleen homogenates (A) and serum (B) of C57BL/6J (B6J) or STING-/- mice following i.v. infection with 4 x 105 PFU parental MCMV or MCMV m152stop were analyzed 6 hpi by ELISA. IFNβ levels of STING-/- mice were below the detection limit (n.d.).IL6 levels in spleen homogenates (C) of C57BL/6J (B6J) or STING-/- mice following i.v. infection with 4 x 105 PFU parental MCMV or MCMV m152stop were analyzed 6 hpi by ELISA.(D) B6J or STING-/- mice were i.v. infected with 4 x 105 PFU parental MCMV or MCMV m152stop. 6 hpi, RNA was extracted from spleen homogenates and expression of MCMV IE1 and E1 transcripts was determined by qRT-PCR. Data were normalized to 107 cellular β-actin transcripts (D-F).(E) B6J or STING-/- mice were i.v. infected with 4 x 105 PFU parental MCMV. 6 hpi, RNA was extracted from spleen homogenates and m152 transcript levels were determined by qRT-PCR. Data were normalized to 107 cellular β-actin transcripts (D-F).(F) B6J or STING-/- mice were depleted of NK cells via treatment with anti-NK1.1 (right panel) or left untreated (left panel). One day after NK cell depletion, B6J or STING-/- mice were i.v. infected with 4 x 105 PFU parental MCMV or MCMV m152stop. 16 hpi, RNA was extracted from spleen homogenates and MCMV E1 transcript levels were determined by qRT-PCR. Data were normalized to 107 cellular β-actin transcripts (D-F).
Figure 8(A) 293T cells were co-transfected with Cherry-STING, pRL-TK, cGAS-GFP (stimulated) or IRES-GFP (unstimulated) and either the pNF-κB, p55-CIB, p125 or p125AA luciferase reporter. Data is representative of two independent experiments.(B) 293T cells were co-transfected with expression plasmids for cGAS-GFP (stimulated) or ev (unstimulated) together with either cherry-tagged WT STING or cherry-tagged K288R STING. Cells were fixed for imaging 24 hours post transfection. Scale bar represents 10 µm.(C-D) iMEFgt/gt stably expressing cherry-tagged WT STING or K288R STING and either ev or V5-tagged m152 were stimulated with ISD (10 µg/ml) or mock stimulated. At 4 hpi total RNA was extracted to determine IFNb1 (C) and IL6 (D) transcripts by qRT-PCR. Data shown is combined from three (C) or two (D) out of three independent experiments.(E) iMEFgt/gt (-) and iMEFgt/gt stably expressing either cherry-tagged WT STING or K288R STING were infected by centrifugal enhancement with parental MCMV or MCMV m152stop (MOI 0.01). 6 hpi total RNA was extracted to determine MCMV E1 transcripts by qRT-PCR. Data shown is combined from three independent experiments.
Figure 2A. SDS-PAGE analysis of purified sACES1211 showed a single band of ~170 kDa and thus indicates extensive N-glycosylation (protein-only molecular weight is 138 kDa).B. SEC-HPLC analysis of the respective samples of purified sACES1211, truncated N-domain, or truncated C-domain showed a single symmetric peak for each protein with calibrated molecular weights of 244 kDa, 147 kDa, and 75 kDa, respectively. The sACES1211 sample did not show any peaks corresponding to single-domain or homodimer molecular weights.C. Native PAGE analysis showed a major diffuse band of ~260 kDa and a minor band of ~500 kDa for purified sACES1211, representing monomeric and dimeric forms of the protein. Commercial gel filtration standards and bovine serum albumin (BSA) were used to estimate the molecular weight. Purified truncated N-domain was used as an additional molecular weight marker for sACES1211 and showed a single diffuse band of ~160 kDa.