EMBO/SourceData huggingface dataset:
Figure 7(A) Wild type E. coli (MG1655); ΔopgG (ΔmdoG; JW1035) and ΔopgH (ΔmdoH; JW1037), mutants blocked in periplasmic glucan synthesis were grown in LOS medium, and cells were treated in the presence or absence of either FeSO4, H2O2 or FeSO4+DP (dipyridyl) were analyzed for ROS by monitoring DCF fluorescence with flow cytometry.(B) The percent of ROS positive E. coli cells treated with FeSO4, H2O2 and FeSO4+DP determined by flow cytometry at 3 h after treatment. Shown are the mean percentages of ROS positive cells exceeding the fluorescence of 99% of untreated cells. Data shown are mean ± SE (n=3). *** indicates p-value < 0.001 compared with data obtained from iron treated wild type and mutant by paired student t-test.(C) E. coli cells treated with FeSO4, H2O2 and FeSO4+ Dp were analyzed for ROS by monitoring DCF fluorescence with fluorometry. Data shown are mean ± SE (n=3). *** indicates p-value < 0.001 compared with data obtained from iron treated wild type and mutant by paired student t-test.
Figure 1200 µg of yeast protein extract in different buffer compositions was processed by R2-P2 followed by DDA-MS peptide analysis. Sample preparation was performed in triplicate. Mean count of unique phosphopeptides are shown for the different conditions (n=3).   Fraction of phosphopeptides with 0, 1 or 2 missed cleavage sites. The mean is displayed (n=3).   Boxplot depicting phosphopeptide MS1 signal intensity distributions.   Boxplot depicting coefficients of variation (CVs) distributions for phosphopeptide MS1 signal intensities (n=3).
Figure 2Different amounts (25 µg, 50 µg, 100 µg, 200 µg and 400 µg) of yeast protein extract were processed by R2-P2 or by in-solution digestion and reversed phase C18 SPE desalting, phospho-enriched by robotic Fe3+-IMAC followed by peptide analysis with DDA-MS. Sample preparation was performed in triplicate. Boxplot depicting MS1 signal intensity distributions for phosphopeptides detected in all samples.Line plot of log2 phosphopeptide intensity versus protein input amounts with each line representing an individual phosphopeptide. For every phosphopeptide a linear regression was performed and lines are colored according to the slope of the linear regression. Black line represents the linear regression of the median phosphopeptide intensities and the corresponding function is shown on top.   Boxplot depicting the distribution of slope values resulting from linear regressions of individual phosphopeptides shown in B.  Boxplot depicting the distribution of r squared values resulting from linear regressions of individual phosphopeptides shown in B.   Average number of unique peptides identified for R2-P1 performed on 5 different days (n=5).   Average number of unique phosphopeptides identified for R2-P2 performed on 5 different days (n=5).   Boxplot depicting CVs of peptide MS1 signal intensities for reproducibility analysis of R2-P1 within the same batch (n=5) and between different batches conducted on different days (n=5). For each peptide, one replicate per batch was randomly chosen for inter-batch comparisons.   Boxplot depicting CVs of phosphopeptide MS1 signal intensities for reproducibility analysis of R2-P2 within the same batch (n=5) and between different batches conducted on different days (n=5). For each peptide, one replicate per batch was randomly chosen for inter-batch comparisons.
Figure 3250 µg of yeast protein extract was processed by R2-P2 using either Fe3+-IMAC, Ti4+-IMAC, Zr4+-IMAC or TiO2 magnetic beads and followed by peptide analysis with DDA-MS. Phosphopeptide enrichment was performed in triplicate.   Average number of unique phosphopeptides identified by the different enrichments (n=3).   Phosphopeptide enrichment efficiency shown as the fraction of phosphorylated peptides over total peptides (n=3).   Fraction of phosphopeptides with 1, 2 or 3 phosphorylation sites (n=3).   250 µg of yeast protein extract was processed by R2-P2 using either Fe3+-IMAC, Ti4+-IMAC, Zr4+-IMAC or TiO2 magnetic beads and followed by peptide analysis with DDA-MS. Phosphopeptide enrichment was performed in triplicate. Boxplot depicting distributions of phosphopeptide MS1 signals (n=3).   Boxplot depicting distributions of phosphopeptide MS1 signal CVs (n=3).
Figure 4Unique phosphopeptides present in at least two (out of three) replicates identified in the DIA-MS experiment.   Boxplot depicting distributions of Pearson correlations for biological replicates and different treatments for different time points. P-values are calculated by Wilcoxon rank-sum test.   Significantly regulated phosphopeptide isoforms for the different stimulation and time points compared to the corresponding untreated control as determined by a two sample t-test (permutation-based FDR < 0.05, and fold change > 1.5). Only phosphopeptide isoforms with all phosphosites localized were considered.
Figure 5Principal component analysis (PCA) of the DIA-MS phosphoproteomic data for the different stimuli separated by time points. Hierarchical clustering analysis of z-scored intensity values of significantly regulated (ANOVA, permutation-based FDR <0.05) phosphopeptides of the different time points. Column clustering hierarchy is indicated at the top. Row clusters for term enrichment analysis are color coded and indicated on the right.
Figure 2A) Summary of computationally identified circuit using a constraint of maximum three inputs. Shown are input miRNAs and predicted circuit output levels. Expression levels of identified miRNAs inputs are given as fold change over the pre-set input abundance threshold (t) of the total miRNA pool (where t = 1%) (left). Calculated circuit output levels are given as mol / cell (middle) and logic connectivity of the identified miRNA is depicted (right). EB: embryoid bodies, MPC: mesenchymal progenitor cells, NPC: neural progenitor cells, R-NSC: neural rosettes.C) Bar chart showing relative DsRed expression of sensors containing the indicated miRNA target sites as four fully complementary repeats (discrete miRNA sensing). The control vector (n.t.) does not contain any target sites. Two-tailed unpaired t-tests were performed to compare the definitive endoderm derived from H1 (H1 DE) to H1 and the control vectors. For comparison to H1, data were normalized with the control vector (nt) before performing the t-test. *Pvalue = 0.011 and ** P- value = 0.006 are both considered very significant. Representative scatterplots of HES-2 are shown on top. Data information: Each bar in C corresponds to mean +/- s.d. from at least three biological replicates.D) Bar chart showing relative DsRed expression of sensors containing different mutated target sequence of miR-17 Additionally, a sensor containing no target (n.t.) and two wildtype (WT) T17 target sites with 1x and 4x repeats were tested. Two-tailed unpaired t-tests were performed to compare H1 and HES-2 for each sensor. *P-values < 0.01, were considered very significant (**), < 0.02 significant (*) and > 0.5 not significant.. Representative scatterplots of HES-2 are shown on top. Data information: Each bar in D corresponds to mean +/- s.d. from at least three biological replicates.
Figure 3C) Combinatorial screen. Computational combinatorial screening of Act1MAX and Act2MAX using the model depicted in A (left). Experimental combinatorial screening in H1 (middle) with circuit schematic on top. Two different Act1-Act2 circuit configurations are depicted: PIT2-tTA (left) and rtTA-PIT2 (right). Calculated FF4 and Output levels are shown for On, Off and Off/On (FF4) or On/Off (Output). Color plots show normalized mCitrine (left) and mCherry (right) expression levels for each Act1-Act2 combination. Color bars show lowest and highest expression range on a linear scale with median as the midpoint D) Correlation plots with calculated values on X axis (Model) and experimental data on Y axis (Data). A linear regression model (y = a + b*x) was used to compare experimental data with model predictions. Linear fit and coefficient of determination (R2) as indicated. PIT2-tTA circuit (black), rtTA-PIT2 circuit (red).
Figure 4C) Bar chart showing the performance of circuit 1 - 3 in H1, HES-2 and HEK293. mCitrine (top) and mCherry (bottom) expression was normalized to internal Ef1a-iRFP control (rel.U.) (left) and further normalized to maximal mCitrine (circuit 2) (top) or maximal mCherry (bottom) (rel.U./Ctrl) (right). Samples below detection limit are labelled with b.d. Data information: Each bar show mean ± s.d. of at least three biological replicates.D) Bar chart showing performance of circuit 1 in response to administration of miRNA mimics in H1 (left) and HEK293 (right). First sample (with profile + + - - - for H1 and - - - - - for HEK292) has no miRNA administered. For the other samples, miRNA dose with highest change in response has been selected from miRNA titration experiments Maximal mCitrine and mCherry levels (as calculated in B) are depicted as yellow and red dashed lines, respectively. Chart is shown in a base 10 logarithmic scale. Data information: Each bar show mean ± s.d. of at least three biological replicates.E) Bar chart showing fine tuning of output using miSFITs library. Shown are FF4 / mCitrine (top) and Output / mCherry (bottom) of circuit 1 and 3 for different T17 variants. Data were normalized to control circuits. Data information: Each bar show mean ± s.d. of at least three biological replicates.
Figure 5A) Circuit schematics (left). Chart shows normalized Output production in response to changing amounts of plasmids encoding Act2, tTA (left) and PIT2 (right). Two transactivator constructs have been tested, onecontains miR302a/b target sites (Off), the other by mock miRFF3/FF6 target sites (ON). Data information: Charts show mean ± s.d. of at least three biological replicates.
Figure 6B) Discrete circuit-mediated control of BMP4 by endogenous miRNAs (On).B) Micropatterned RUES2 have been transfected with On and Offcircuits. Bar chart shows BMP4 concentration as determined by ELISA and average iRFP expression as measured by Flow Cytometry (left). Corresponding bar chart showing the average fraction of cells expressing a given germ-layer marker (right). Data information: Each bar show mean ± s.d. from at least three biological replicates for BMP4 and iRFP data and from at least 20 colonies for germ-layer data. Scale bar represents 200 μm.D, Circuit-mediated tuning of BMP4 =using miSFITs library. D). Bar chart on the left shows BMP4 concentration for each circuit variant determined from culture media by ELISA. Bar chart on the right shows the same secreted BMP4 concentration along cell internal iRFP expression signal, measured by Flow Cytometry in comparison to untransfected controls in the absence (-BMP4) and presence (+ BMP4) of BMP4 (right).E Data information: Each bar show mean ± s.d. from at least three biological replicates for BMP4 and iRFP data and from at least 20 colonies for germ-layer data. Scale bar represents 200 μm.E, Circuit-mediated tuning of BMP4 =using miSFITs library. (right).E) Bar chart showing the relative fraction of cells expressing a given germ-layer marker as analyzed from confocal microscopy images (right). Dose response chart of the marker fraction in response to measured BMP4 concentration (left). Data information: Each bar show mean ± s.d. from at least three biological replicates for BMP4 and from at least 20 colonies for germ-layer data.F) Circuit-mediated tuning of BMP4 =using miSFITs library. EV5C.F) Radial marker profiles of each germ-layer marker analyzed from confocal microscopy images. Charts on the left show normalized intensity of marker expression at a given colony position, where x=0 is the center of the colony and x=1 is the edge of the colony.Representative microscopy image of a single colony (top) showing composite of Sox2/mCitrine (yellow), Sox17/mCherry (red) and TBXT/AF647 (blue). Data information: Each bar show mean ± s.d. from at least three biological replicates for BMP4 and from at least 20 colonies for germ-layer data. Scale bar represents 200 μm.
Figure 1A 3-D reconstructions of propidium iodide (PI)-stained cell walls (red) and BCECF-stained vacuoles (green) of epidermal atrichoblasts in the early and late meristem and in the early and late elongation zone. Scale bars: 5 µm.B Boxplots showing vacuolar occupancy of cells in the defined zones (n=7-11). Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.c) Graph depicts absolute values of cell volume and vacuolar volume in the depicted root zones (data points display mean, error bars depict s.e.m., n=7-11). "cytosol calc." is approximated as the difference between cell volume and vacuolar volume.
Figure 2A Representative images and quantification of vacuolar morphology of late meristematic cells. PI (green) and pUBQ10::VAMP711 (yellow) depict cell wall and tonoplast, respectively. Seedlings were treated with DMSO (solvent control) or 5 µM FC (Fusicoccin) for 2.5 h in liquid medium (n=24). Mann Whitney U test (***p < 0.001). Data information: Scale bars: 5 µm.B Left: 3-D reconstructions of PI-stained cell wall (red) and BCECF-stained vacuole (green) of late meristematic cells. Right: Boxplot depicts vacuolar occupancy of the cell treated with the solvent DMSO or 5 µM FC for 2.5 h in liquid medium (n = 11). Student´s t-test (*p < 0.05). Data information: Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.C Cell wall and vacuolar membrane was visualized with PI (green) and MDY-64 (yellow). pER8::GFP-SAUR19 seedlings were treated with DMSO (n=60) or 10 µM β-estradiol (n=56) for 6 h in liquid medium. Mann Whitney U test (***p < 0.001). Data information: Scale bars: 5 µm.D Left: 3-D cell reconstructions of PI-stained cell wall (red) and BCECF-stained vacuole (green) of late meristematic cells in pER8::GFP-SAUR19 lines. Right: Boxplot depicts vacuolar occupancy of the cell. Seedlings were treated with the solvent control DMSO (n=11) or 10 µM β-estradiol (n=8) for 6 h in liquid medium. Student´s t-test (**p < 0.01). Data information: Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.E Cell wall and vacuolar membrane was visualized with PI (green) and pUBQ10::VAMP711 (E) (yellow). Col-0 wild type seedlings were treated for 3 h in liquid medium adjusted to pH 5.7 (n=44) or pH 4.5 (n=40). Mann Whitney U test (***p < 0.001). Data information: Scale bars: 5 µm.F Left: 3-D reconstructions of PI-stained cell wall (red) and BCECF-stained vacuole (green) of late meristematic cells. Right: Boxplot depicts vacuolar occupancy of cell. Seedlings were treated for 3 h in liquid medium adjusted to pH 5.7 or pH 4.5 (n=11). Student´s t-test (***p < 0.001). Data information: Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.
Figure 3A Representative images and quantification of vacuolar morphology of late meristematic cells. PI (green) and MDY-64 (yellow) staining depict cell wall and vacuolar membrane, respectively. Seedlings were treated with DMSO solvent control or 50 µM EGCG for 22 h on solid medium (n=40). Mann Whitney U test (***p < 0.001). Data information: Scale bars: 5 µm.B 3-D reconstructions of PI-stained cell wall (red) and BCECF-stained vacuole (green) of late meristematic cells. Boxplot depicts vacuolar occupancy of the cell. Seedlings were treated with DMSO (n=16) or 50 µM EGCG (n=15) for 22 h on solid medium. Student´s t-test (**p < 0.01). Data information: Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.C Representative images and quantification of vacuolar morphology of late meristematic cells. PI (green) and MDY-64 (yellow) staining depict cell wall and vacuolar membrane, respectively. Seedling roots were grown on the surface (n=28) or into the matrix (n=28) of 2 % agar-containing solid medium. Mann Whitney U test (***p < 0.001). Data information: Scale bars: 5 µm.D 3-D reconstructions of PI-stained cell wall (red) and BCECF-stained vacuole (green) of late meristematic cells. Boxplot depicts vacuolar occupancy of surface (n=10) and into the medium (n=11) grown seedling roots. Student´s t-test (**p < 0.01). Data information: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.
Figure 4Representative images and quantification of vacuolar morphology of late meristematic atrichoblast cells. PI (green) and MDY-64 (yellow) staining depicts cell wall and vacuolar membrane, respectively. (A) Vacuolar morphology of Col-0 (n=64) and fer-4 (n=60). Mann Whitney U test (***p < 0.001). scale bars: 5 µm. Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.Representative images and quantification of vacuolar morphology of late meristematic atrichoblast cells. (B) 3-D reconstructions of PI-stained cell wall (red) and BCECF-stained vacuole (green). Boxplot depicts vacuolar occupancy of Col-0 control (n=12) and fer-4 (n=10) mutant cells. Mann Whitney U test (**p < 0.01). scale bars: 5 µm. Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.Representative images and quantification of vacuolar morphology of late meristematic atrichoblast cells. PI (green) and MDY-64 (yellow) staining depicts cell wall and vacuolar membrane, respectively. (C) Col-0 (n=52) and fer-4 (n=44) seedlings were treated with solvent DMSO or 50 µM EGCG for 22 h on solid medium. Kruskal Wallis test followed by Dunn´s multiple comparison (b: p < 0.05, c: p < 0.001). scale bars: 5 µm. Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.Representative images and quantification of vacuolar morphology of late meristematic atrichoblast cells. PI (green) and MDY-64 (yellow) staining depicts cell wall and vacuolar membrane, respectively. (D) Col-0 (n=28) and fer-4 (n=28) mutant seedling roots were grown on the surface or into the matrix of 2 % agar-containing solid medium. Kruskal Wallis test followed by Dunn´s multiple comparison (b: p < 0.05, c: p < 0.001). scale bars: 5 µm. Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.
Figure 5Representative images and quantification of vacuolar morphology of late meristematic atrichoblast cells. PI (green) and MDY-64 (yellow) staining depicts cell wall and vacuolar membrane, respectively. (A) Vacuolar morphology of Col-0 control (n=52) and lrx3/4/5 triple mutants (n=48). Mann Whitney U test (***p < 0.001). scale bars: 5 µm. Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.Representative images and quantification of vacuolar morphology of late meristematic atrichoblast cells. (B) 3-D reconstructions of PI-stained cell wall (red) and BCECF-stained vacuole (green) of late meristematic cells. Boxplot depicts vacuolar occupancy of the cell in Col-0 control (n=11) and lrx3/4/5 (n=10). Student´s t-test (***p < 0.001). scale bars: 5 µm. Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.Representative images and quantification of vacuolar morphology of late meristematic atrichoblast cells. PI (green) and MDY-64 (yellow) staining depicts cell wall and vacuolar membrane, respectively. (C) Col-0 (n=40-44) and lrx3/4/5 (n=36) seedlings were treated with DMSO or 50 µM EGCG for 22 h on solid medium. Kruskal Wallis test followed by Dunn´s multiple comparison (b: p < 0.01, c: p < 0.001). scale bars: 5 µm. Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.Representative images and quantification of vacuolar morphology of late meristematic atrichoblast cells. PI (green) and MDY-64 (yellow) staining depicts cell wall and vacuolar membrane, respectively. (D) Col-0 (n=40-48) and fer-4 (n=28-32) seedlings were grown on the surface or into the matrix of 2 % agar-containing solid medium. Kruskal Wallis test followed by Dunn´s multiple comparison (b: p < 0.05, c: p < 0.001). scale bars: 5 µm. Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.
Figure 6A Rosette phenotype of 3-weeks-old Col-0, fer-4, lrx3/4/5 and fer-4/lrx3/4/5 (upper panel). Vacuolar morphology (MDY-64-stained) of late meristematic atrichoblast cells of Col-0, fer-4, lrx3/4/5 and fer-4/lrx3/4/5 (lower panel). Scale bars: 1 cm (upper row) and 5 µm (lower row).B LRR4-HA and RALF1-FLAG were transiently expressed (as indicated by + and -) in Nicotiana benthamiana Immunoprecipitation and subsequent detection of the proteins by western blotting was done as labelled.C Relative root length [% of control] of Col-0 (n=11-13 ), lrx3/4/5 (n=9-13 ) and fer-4 (n=11-12) after 3 days of RALF1 treatment. Statistical analyses were performed for each concentration using one-way ANOVA followed by Bonferroni post test (1 µM and 1.25 µM b: p < 0.001; 1.5 µM b: p < 0.05, c: p < 0.001). Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values. Representative experiment is shown.D Nicotiana benthamiana was transiently transformed with LRR4-HA and NtermFER-FLAG. Immunoprecipitation and subsequent detection of the proteins by western blotting was done as labelled.E Yeast was transformed with either empty plasmids (e / e), NtermFER-FLAG or LRR4-HA with the empty plasmid, or both NtermFER-FLAG and LRR4-HA. Growth of yeast on quadruple drop-out medium was only observed in cells transformed with NtermFER-FLAG and LRR4-HA.
Figure 7A Rosette phenotype of 3-weeks-old Col-0, lrx3/4/5 and 35S::LRR4-cit. Data information: Scale bars: 1 cmB Representative images and quantification of vacuolar morphology of late meristematic cells of Col-0 and 35S::LRR4-cit. PI (green) and MDY-64 (yellow) staining depict cell wall and vacuolar membrane, respectively. Col-0 (n=36) and 35S::LRR4-cit (n=32-36) seedlings were treated with DMSO or 50 µM EGCG for 22 h on solid medium. Kruskal Wallis test followed by Dunn´s multiple comparison (b: p < 0.05, c: p < 0.001). Data information: 5 µm (B). Boxplots: Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.C Relative root length of Col-0 (n=11-13) and 35S::LRR4-cit (n=11-14) after 3 days of RALF1 treatment. Statistical analyses were performed for each concentration using Student´s t-test (***p < 0.001). Boxplots: Boxplots: Box limits represent 25th and 75th percentile, horizontal line represents median. Whiskers display min. to max. values.
Figure 1Heat map showing absolute counts of unique peptides for S. indica apoplastic proteins present at all three time points and in culture filtrate. S1/S2/S3 = biologically independent sample 1, 2 and 3; d = deglycosylated.