Summary of Expression Screen
| Number cDNAs screened | 2765 |
| Restricted expression | 347 (13%)[i] |
| Characterized ZF genes | 49 (18%)[ii] |
| Recognized motif | 163 (47%)[ii] |
| Among recognizable genes | |
| Transcription factors | 55 (34%) |
| Secreted proteins | 11 (7%) |
| Signal transduction mediators | 14 (9%) |
| Receptors | 8 (5%) |
| Other transmembrane proteins | 7 (4%) |
| Enzymes | 22 (13%) |
| Nucleic acid binding proteins | 12 (7%) |
| Structural proteins | 10 (6%) |
| Cell cycle components | 4 (2%) |
| Chaperones | 3 (2%) |
| Other | 17 (10%) |
[i] Percent of total.
[ii] Number of genes with restricted expression.