Table 2.

Functional classification of transcripts associated with housekeeping function originating from the Triatoma matogrossensis sialotranscriptome

			Number of contigs
Number of ESTs		Class	ESTs/contig
Protein synthesis machinery	48	337	7.0
Unknown, conserved	57	79	1.4
Signal transduction	28	31	1.1
Metabolism, energy	21	28	1.3
Transporters/storage	14	27	1.9
Protein modification machinery	17	25	1.5
Oxidant metabolism/detoxification	17	25	1.5
Protein export machinery	18	22	1.2
Transcription machinery	17	17	1.0
Proteasome machinery	13	16	1.2
Cytoskeletal	12	15	1.3
Metabolism, lipid	10	12	1.2
Nuclear regulation	9	10	1.1
Transcription factor	7	8	1.1
Metabolism, carbohydrate	6	6	1.0
Metabolism, nucleotide	5	5	1.0
Metabolism, amino acid	4	4	1.0
Metabolism, intermediate	3	3	1.0
Extracellular matrix/cell adhesion	2	2	1.0

Total: 308 672. ESTs = expressed sequence tags.