Table 1.

Analysis of the transformants obtained with circular heteroduplexes, in hex⁻ recipient strains

DNA	Transformants-PCR products				Cut patterns of the long bands
					Distal cuts			Proximal cuts
	Total	Short	Long	Δ TE*	AflII	NdeI	5′, %	HindIII	ClaI	5′, %
HetI	231	73	158	0.32	70 (5′)	21 (3′)	77	58 (5′)	9 (3′)	87
HetII	217	74	143	0.34	20 (3′)	63 (5′)	76	11 (3′)	49 (5′)	82

^*Transformation efficiency of the deletion—i.e., the ratio short bands/total.