highly significantP -values < 0.001
There was evidence of selection relaxation for MHC-I-like1: a highly significant ( P -values < 0.001) RELAX test result for the branch leading to MHC-I-like1 cluster (k: 0.356, LRT: 401.7), and for the cluster itself (k: 0.476, LRT: 42.7), as compared to the MHC-I sequences.