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. 2002 Apr;12(4):567–583. doi: 10.1101/gr.209402

Table 4.

Loadings Matrix Obtained by Factor Analysis of the Two X-Matrices

20 genome species Dimensionsb 18 genome species Dimensionsb



















 1 Synechocystis −0.02 0 0.281 0 −0.85 1 −0.11 0 Synechocystis −0.05 0 0.244 0 −0.85 1
 2 AraTha 0.949 1 0.124 0 0.071 0 −0.042 0 AraTha 0.951 1 0.124 0 0.043 0
 3 ChlVul 0.753 1 0.330 −0.221 0 0.155 0 ChlVul 0.745 1 0.321 −0.299 0
 4 CyaCal 0.012 0 0.712 1 −0.050 0 −0.050 0 CyaCal 0.010 0 0.704 1 −0.074 0
 5 CyaPar 0.252 0 0.549 1 −0.244 0 0.060 0 CyaPar 0.243 0 0.540 1 −0.284 0
 6 EpiVir 0.420 0.089 0 0.309 −0.248 0
 7 EugGra 0.625 1 0.406 −0.001 0 0.271 0 EugGra 0.629 1 0.413 −0.069 0
 8 GuiThe 0.190 0 0.840 1 0.023 0 0.071 0 GuiThe 0.194 0 0.851 1 0.016 0
 9 MarPol 0.920 1 0.078 0 −0.104 0 0.000 0 MarPol 0.915 1 0.071 0 −0.146 0
10 MesVir 0.836 1 0.099 0 −0.289 0 0.086 0 MesVir 0.826 1 0.094 0 −0.316 0
11 NepOli 0.860 1 0.084 0 −0.264 0 0.105 0 NepOli 0.852 1 0.079 0 −0.301 0
12 NicTab 0.921 1 0.072 0 0.136 0 −0.032 0 NicTab 0.926 1 0.077 0 0.122 0
13 OdoSin 0.263 0 0.832 1 0.020 0 0.095 0 OdoSin 0.266 0 0.841 1 0.003 0
14 OenEla 0.939 1 0.129 0 0.094 0 −0.036 0 OenEla 0.942 1 0.129 0 0.066 0
15 OrySat 0.914 1 0.045 0 0.211 0 −0.013 0 OrySat 0.925 1 0.057 0 0.207 0
16 PinThu 0.830 1 0.327 0 0.026 0 0.010 0 PinThu 0.828 1 0.318 0 −0.046 0
17 PorPur −0.067 0 0.791 1 −0.132 0 −0.065 0 PorPur −0.073 0 0.781 1 −0.151 0
18 SpiOle 0.938 1 0.119 0 0.034 0 −0.044 0 SpiOle 0.938 1 0.116 0 0.003 0
19 ToxGon 0.030 0 0.057 0 0.067 0 0.932 1
20 ZeaMay 0.897 1 0.020 0 0.269 0 −0.008 0 ZeaMay 0.910 1 0.034 0 0.268 0

Loadings matrix for the genomes at the optimal dimensionality: four dimensions for the set of 20 genomes and three dimensions for the set of 18 genomes. Values vary from −1 to 1. The larger the absolute value of the loading, the larger the significance of that factor for the corresponding genome. Decimal numbers in bold indicate relevant loadings at each dimension. Integer numbers in bold are the result of converting the loading infomation into “fingerprints” (see text for details). 

a

Four dimensions explain 75.7% variance. 

b

Three dimensions explain 77.2% variance.