Table 4.

Frequency of PQS motifs at the 5′-end of the 5′-UTR and the 3′-end of the 3’-UTR

Start	5′-end of 5′-UTR		3′-end of 3’-UTR
	G-PQS (%)	C-PQS (%)	G-PQS (%)	C-PQS (%)
Within first 10 bases	193 (8.3)	135 (4.4)	13 (0.4)	0 (0)
Within first 20 bases	316 (13.5)	241 (7.9)	18 (0.5)	0 (0)
Within first 50 bases	653 (28.0)	569 (18.5)	106 (3.0)	34 (0.8)
Within first 100 bases	1091 (46.7)	1113 (36.3)	356 (10.1)	266 (5.9)
Within first 1/20th	253 (10.8)	201 (6.5)	102 (2.9)	57 (1.3)
Within first 1/10th	437 (18.7)	356 (11.6)	287 (8.1)	210 (4.7)