TABLE 2.

Sizes of restriction fragments from X. campestris pv. campestris 17 and mutant A48A(trp-1) chromosomes

Size (kb)a
Fragment	pv. 17	A48A		Fragment	pv. 17	A48A		Fragment	pv. 17	A48A		Fragment	pv. 17	A48A
	SwaI	SwaI			PacI	PacI			PacI + PmeI	PacI + PmeI			SwaI + PmeI	SwaI + PmeI
WA	>1,640			PA	>1,640			(P/M)A	1,375			(W/M)A	1,180
WAb	—b	>1,640		PAb	—	>1,640		(P/M)B	1,375	1,375		(W/M)B	1,180	1,180
WB	1,369	1,369		PB	868	868		PB	868	868		WB	1,369	1,369
WAs	—	440		PAs	—	610		Mm	—	748		Mm	—	748
WC	300	300		PC	353	353		MB	520	520		MB	520	520
WD	125	125		PD	230	230		PAs	—	610		WAs	—	440
WE	98	98		PE	78	78		PC	353	353		WC	300	300
WF	17	17						PD	230	230		WD	125	125
								PE	78	78		WE	98	98
												WF	17	17
Total size	NEc	NE			NE	NE			4,799	4,782			4,789	4,797

^aAverage of at least four independent values. 

^b—, Fragment not generated. 

^cNE, Not estimated.