From: The surprising negative correlation of gene length and optimal codon use - disentangling translational selection from GC-biased gene conversion in yeast
Position 1-300 (49-300)
F OP AT
N = 27933 codons
+0.2679*** (+0.2656***)
F OP GC
N = 33897 codons
+0.1244* (+0.0648NS)
F GC Opt
N = 19794 codons
-0.0647NS (-0.1091NS)
F GC Non-opt
N = 24446 codons
-0.1227* (-0.1591**)