Supporting Information
Additional supporting information may be found online in the Supporting Information section at the end of the article:
File S1 Additional methods section.
Fig. S1 The cover depth of duplicated core genes and single-copy core genes
Fig. S2 The coverage depth of PacBio & Illumina reads in Subgenome A and subgenome D
Fig. S3 Global view of distributions of transposable elements (TEs) in two subgenomes of P. tomentosa.
Fig. S4 Transposable element abundance among the two subgenomes of Populus tomentosa.
Fig. S5 Recobination test of single copy orthologous, collinear allele pairs between two subgenomes of Populus tomentosa (Ks-difference).
Fig. S6 The phylogentic tree of subgenome A and D and other poplars
Fig. S7 The phylogentic trees of 19 chromosome pairs ofP. tomentosa and other poplars
Fig. S8 Phylogentic tree of chloroplast genomes of white poplars
Fig. S9 Summary of chromosome structural variant frequencies
Table S1 19 pairs of allele-specific primers from 19 chromosomes of P. tomentosa
Table S2 White poplars genome and transcriptome data sources
Table S3 K-mer statistics of Populus tomentosa genome
Table S4 Genome assembly version and statistics ofPopulus tomentosa (GM15)
Table S5a Whole genome of Populus tomentosa
Table S5b Subgenome sequence and assembly quality statistics
Table S6 Sequencing technology and assembly statistics comparisons of seven poplars genomes
Table S7 Repeats statistics of Populus tomentosa
Table S8 Chi-square test of transposable elements between two subgenomes in P. tomentosa
Table S9 RNA assembly of Populus tomentosa
Table S10 Coding gene statistics of Populus tomentosa
Table S11 Gene annotation of Populus tomentosa (GM15)
Table S12 Venn figure data of Populus tomentosa and other poplars
Table S13 Recombination analysis between two subgenomes of