Fig. 3From: Transcriptional regulatory networks of methanol-independent protein expression in Pichia pastoris under the AOX1 promoter with trans-acting elements engineeringCorrelation analysis of traits in the WGCNA module and their heatmap. aP value and module–trait relationships of each WGCNA modules. b KEGG pathway enrichment of the green-yellow module and midnight-blue module. c, d Eigen gene expression patterns of the green-yellow module and midnight-blue module: (i) Gene expression heat map; (ii) Eigen gene expression histogram of the modules. Each column of the heat map represents a sample and corresponds to a sample of the gene expression histogram. Each row of the heat map represents a geneBack to article page