Additional file 4: of Genome-wide signals of positive selection in strongylocentrotid sea urchins

Results of test for Positive Selection. A Microsoft Excel data file containing the summary of tests for positive selection at the 6520 single-copy orthologs. Also included are measures of codon bias (ENC and Ncâ ) and GC content. (XLS 3051Â kb)正选择测试结果数据集。该文件为Microsoft Excel数据文件（XLS格式），包含针对6520个单拷贝直系同源基因（single-copy orthologs）的正选择测试汇总结果，同时涵盖密码子偏好性指标（ENC与Ncâ）以及GC含量（GC content）的相关数据，文件大小为3051 KB。