Table 1.

Summary of results of primer extension and 5′-RACE analyses

Protein detecteda	Primer extension		5′-RACE
	Testedb	Successesc	Tested	Successes
+	57	39	113	94
−	20	3	22	13
Total	77	42	135	107

^a+, gene product detected by proteomics; –, gene product not detected.

^bNumber of genes analyzed.

^cNumber of genes for which one or more transcription start sites were identified.