. 2011 Aug 4;12:395. doi: 10.1186/1471-2164-12-395

Table 2.

GC- and AT-Skew for the chromosome of B. intermedia PWS/A^T

Direction of replication (LES )
		A	T	G	C	GC-skew^a	AT-skew^b
GENOME	Total all positions	1195416	1209853	478529	420990	0.06397	0.006
NON-CODING	Total all positions	184194	192313	51170	45319	0.06064	0.02156

Direction of transcription (Genes)
LES		A	T	G	C	GC-skew^a	AT-skew^b
	Total all positions	632324	533506	287359	180355	0.22878	-0.08476
	Position 1	210835	119494	165285	48912	0.5433	-0.27652
	Position 2	208733	172083	67699	96001	-0.17289	-0.09624
	Position 3	212756	241929	54375	35442	0.2108	0.06416
	Synonymous position 3	61155	95518	6848	9425	-0.15836	0.21933
LAS		A	T	G	C	GC-skew^a	AT-skew^b
	Total all positions	484034	378898	195316	140000	0.16497	-0.12184
	Position 1	159165	87186	116357	36711	0.52033	-0.29218
	Position 2	153962	126972	47711	70771	-0.19463	-0.09607
	Position 3	170907	164740	31248	32518	-0.01992	-0.01837
	Synonymous position 3	49883	63604	4059	7941	-0.3235	0.1209
LES+LAS
		A	T	G	C	GC-skew^a	AT-skew^b
	Total all positions	1116358	912404	482675	320355	0.20213	-0.10053
	Position 1	370000	206680	281642	85623	0.53373	-0.28321
	Position 2	362695	299055	115410	166772	-0.18202	-0.09617
	Position 3	383663	406669	85623	67960	0.11501	0.02911
	Synonymous position 3	111038	159122	10907	17366	-0.22845	0.17798

^aCalculated as (G-C)/(G+C)

^bCalculated as (T-A)/(T+A)