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. 2012 Dec 21;7(12):e52413. doi: 10.1371/journal.pone.0052413

Table 2. Type I and type II divergence between the OPN4 paralogs and the teleost lineage-specific duplications.

OPN4x/OPN4m OPN4x2/OPN4x1 OPN4m3/OPN4ma
Residues 294 339 330
θI ± se 0.349±0.059* 0.039±0.082 0.181±0.082*
z I 6.362 0.712 3.336
p–value 0.000 0.238 0.000
θII ± se 0.126±0.084* 0.044±0.058 0.048±0.061
z II 2.166 0.799 0.874
p–value 0.016 0.212 0.191

θI and θII are the coefficients of type I and II functional divergence. Asterisks (*) mark results with statistical significance at 5% level of confidence and se denotes the standard error.