.pl

The proteopy.pl module provides publication-ready visualizations for quality control, exploratory analysis, and statistical results.

Intensity Distributions

proteopy.pl.peptide_intensities

Plot peptide intensities across samples for the requested proteins.

proteopy.pl.proteoform_intensities

Plot peptide intensities across samples for the requested proteins.

proteopy.pl.intensity_hist

Plot histogram(s) of var intensities, optionally colored by imputation status.

proteopy.pl.intensity_box_per_sample

Plot intensity distributions as boxplots, either per observation or pooled by a categorical grouping.

proteopy.pl.box

Boxplot of intensities for one or more variables.

Quality Control

proteopy.pl.abundance_rank

Plot variable intensities vs their abundance rank.

proteopy.pl.binary_heatmap

Plot a binary detection heatmap of intensities across samples and features.

proteopy.pl.completeness

Plot a histogram of completeness across observations or variables.

proteopy.pl.completeness_per_sample

Plot a histogram of completeness per sample (observation).

proteopy.pl.completeness_per_var

Plot a histogram of completeness per variable.

Metadata exploration

proteopy.pl.n_samples_per_category

Plot sample (obs) counts per category (optionally stratified).

proteopy.pl.n_peptides_per_sample

Plot the number of detected peptides per observation.

proteopy.pl.n_proteins_per_sample

Plot the number of detected proteins per observation.

proteopy.pl.n_cat1_per_cat2_hist

Plot the distribution of the number of first-category entries per second category.

proteopy.pl.n_peptides_per_protein

Plot the distribution of the number of first-category entries per second category.

proteopy.pl.n_proteoforms_per_protein

Plot the distribution of the number of first-category entries per second category.

proteopy.pl.cv_by_group

Compute per-group coefficients of variation and plot their distributions.

proteopy.pl.sample_correlation_matrix

Plot a clustered correlation heatmap across samples (obs).

Proteoform Inference

proteopy.pl.proteoform_scores

Scatter plot of COPF proteoform scores vs. p-values.

Differential Analysis

proteopy.pl.volcano_plot

Visualize differential abundance results as a volcano plot.

proteopy.pl.differential_abundance_box

Display boxplots of intensities for top differentially abundant variables.

Clustering

proteopy.pl.hclustv_profiles_heatmap

Plot a clustered heatmap of variable profiles across samples or groups.

proteopy.pl.hclustv_silhouette

Plot silhouette scores for hierarchical clustering.

proteopy.pl.hclustv_elbow

Plot within-cluster sum of squares (elbow plot) for hierarchical clustering.

proteopy.pl.hclustv_profile_intensities

Plot cluster profile intensities across observations.