Table 4.

Correlation Between the Gene Ontology, Expression Profiles, and Sequence Conservation in the PPRs


A. GO annotation

Total number of genes

Number of genes with encroached PPRs

Frequency (%)
Transcription regulator 203 79 39*
Structural molecule 125 35 28
Enzyme 871 225 26
Enzyme regulator 91 23 25
Cell adhesion molecule 56 14 25
Defence/immunity 29 7 24
Transporter 342 81 24
Signal transducer 362 78 22
Total
3324
921
28
B. Tissue
Total number of genes with tissue-specific gene expression
Number of genes with encroached PPRs
Frequency (%)
Brain/neuron 156 53 34**
Gastrointestinal 121 35 29
Immune 98 29 30
Reproductory 137 34 25
Endocrine 17 4 24
Circulatory/blood 22 5 24
Others 148 42 29
Total
3324
921
28

[i] The numbers and the frequencies of the genes were shown for each of the GO (A) and iAFLP (B) categories. Statistical significance of the enrichment was *p < 0.0002 and **p < 0.05, respectively (for further details on the procedure, see Methods).