Table 1.
Summary statistics used in the multivariate analysis
[i] aNumber of amino acids in the D. melanogaster protein.
[ii] bPercentage of the D. melanogaster codons used for the ω estimations (the rest represent positions poorly alignable or with alignment gaps).
[iii] cThe dN and dS values correspond to the sums across all branches of the melanogaster group phylogeny.
[iv] dNumber of PPIs involving each D. melanogaster protein.
[v] emRNA signal level in D. melanogaster adults (Chintapalli et al. 2007).
[vi] fParalogous genes encoding the eukaryotic initiation factor 4E (eIF4E).