Table 1

Correlation between the number of protein-protein interactions and the evolutionary rate

Data set
Linear correlation coefficient (r)/ P-value
Rank correlation coefficient (R)/P-value

S. cerevisiae S. pombe (all orthologs, N = 1044)
-0.081/0.009
-0.029/0.352
S. cerevisiae S. pombe (only orthologs with >40% identity, N = 465)
-0.018/0.697
0.074/0.111
H. pylori J99 – H. pylori 26695 (N = 672)
-0.039/0.310
0.020/0.610
H. pylori C. jejuni (N = 458)
-0.013/0.787
0.015/0.747

Jordan et al. BMC Evolutionary Biology 2003 3:1   doi:10.1186/1471-2148-3-1