Table 1.
Predicted functions of extracellular proteins
| Function | SP | NLP | N-SA | Total |
|---|---|---|---|---|
| Transport | ||||
| ABC transporter, substrate binding | 2 (0) | 22 | 7 | 31 |
| Cell wall | ||||
| Biosynthesis | 2 (0) | 1 | 9 | 12 |
| Degradation | 9 (5) | 1 | 3 | 13 |
| Enzymes (other) | 8 (1) | 5 | 15 | 28 |
| Other (+phage) | 4 (2) | 5 | 7 | 16 |
| Hypothetical | ||||
| Conserved (domain) | 55 (49) | 1 | 18 | 74 |
| Nonconserved | 17 (13) | 12 | 14 | 43 |
| Total | 97 (70) | 47 | 73 | 217 |
SP, signal peptide; NLP, N-terminal lipoprotein anchor; N-SA, N-terminal signal anchor sequence. The number of SP-containing proteins that also have a cell-wall binding domain is indicated in parentheses.