4D	Four-fold degenerate sites
BEBPP	Bayes empirical Bayes posterior probabilities
BI	Bayesian inference
BIC	Bayesian Information Criterion
CDS	Coding sequence
CH	Compositional heterogeneity
ECM	Extracellular matrix
FDR	False discovery rate
FEGs	Fast-evolving genes
GAC	Genes as characters
GO	Gene Ontology
HaMSTR	Hidden Markov Model-based Search for Orthologs using Reciprocity
LRT	Likelihood ratio test
ML	Maximum likelihood
MPEs	Maximum pseudo-likelihood estimates
PSGs	Positively selected genes
RCFV	Relative Composition Frequency Variability
REGOs	Rapidly evolving GO categories
ROL	Rate of living
SRH	Stationary, reversible, and homogeneous conditions
WRST	Wilcoxon rank sum test