TABLE 5.

Comparison of various HCH degradative genes and IS6100 in S. paucimobilis B90A, UT26, and Sp+^a

Gene	No. of nucleotides (no. of amino acids in):			G+C content (%) in:			Functionb	Stability in:c
	Strain B90A	Strain UT26	Strain Sp+	Strain B90A	Strain UT26	Strain Sp+		Strain B90A	Strain UT26	Strain Sp+
linA1	462 (154)	NDd	462 (154)	52.7	ND	52.7	Dehydrochlorinase	++	ND	−
linA2/linA	468 (156)	468 (156)	ND	53.9	53.9	ND	Dehydrochlorinase	++	+	ND
linB	888 (296)	888 (296)	888 (296)	62.5	62.5	62.5	Halidohydrolase	++	+	−
linC	750 (250)	750 (250)	750 (250)	64.5	64.5	64.5	Dehydrogenase	++	+	−
linD	1,038 (346)	1,038 (346)	1,038 (346)	61.8	61.8	61.8	Reductive dechlorinase	+	+	++
linE	963 (321)	963 (321)	963 (321)	60.1	60.1	60.1	Ring cleavage dioxygenase	+	+	++
linR	909 (303)	909 (303)	909 (303)	60.3	61.3	60.3	Transcriptional regulator	+	+	+
linX1	750 (250)	750 (250)	750 (250)	64.5	64.5	64.5	Dehydrogenase	++	+	+
linX2	750 (250)	ND	ND	64.5	ND	ND	Dehydrogenase	++	ND	ND
linX3	750 (250)	ND	ND	64.5	ND	ND	Dehydrogenase	++	ND	ND
tnpA	792 (264)	792 (264)	792 (264)	61	61	61	Transposase	+	nde	−

^aSummary of data presented in this paper and references 14 and 20.

^bThe functions of lin genes are based on the data from previous work (14) and on the data for corresponding lin genes of UT26 (20).

^c++, highly stable; +, stable; −, unstable.

^dND, not detected.

^end, not determined.