Supplemental File 5

Curated sequences. A fasta file containing the final set of 41,291 nucleotide sequences used in compositional analysis. These are identified as coding regions and do not contain UTRs.经整理甄选的序列（Curated sequences）：包含用于组成分析的最终41,291条核苷酸序列的FASTA格式文件（FASTA）。该数据集内的序列均被鉴定为编码区，且不包含非翻译区(Untranslated Regions，UTRs)。