TABLE 3.

Functional classes and possible ORFs identified in random biofilm genome sequences after automated BlastX searches^a

Functional class	No. of complete or partial proteins identified	% of total
Regulatory function	112	8.4
Metabolism and catabolism	455	34.0
Cell processes and structure	132	9.0
Elements of external origin	22	1.7
DNA/RNA-modifying enzymes	117	8.8
Protection responses	28	2.1
Transport proteins	112	8.4
Hypothetical proteins	318	23.9
Miscellaneous	48	3.7
Total	1,344	100.0

^aAll BlastX results and corresponding sequences are publicly available together with other information at http//www.gwdg/∼biofilm/.