Data accessibility
Genomic sequences, PacBio data used for genome assembly and Illumina data used for genomic survey and Hi-C were deposited in NCBI under accession number: PRJNA691453. The RNA-seq data used for genome annotation in this study were deposited in NCBI under accession number: PRJNA558194 and PRJNA694186. The resequencing data used for selection signature analysis were deposited in NCBI under accession number: PRJNA628752.