TABLE 3.

Abundance of total predicted genes, recA, and hgcAB in the metagenomic contigs

Parameter	Data for sitea:
	OYA1				OYA2				OYA3					OYA4					OYA5
	0 m	30 m (SCM)	100 m	200 m	0 m	18 m (SCM)	100 m	200 m	0 m	20 m (SCM)	100 m	200 m	438 m	0 m	15 m (SCM)	100 m	200 m	431 m	0 m	16 m (SCM)	100 m	200 m	436 m
No. of predicted genes (>30 amino acids)	1,116,047	1,150,203	1,763,051	ND	823,907	1,242,923	1,306,632	1,622,910	1,361,227	1,813,231	1,947,062	1,980,915	1,430,724	ND	ND	2,098,548	1,867,205	1,468,159	ND	ND	1,854,873	1,740,418	1,659,884
No. of recA sequences	465	501	957	ND	384	595	786	1,007	697	738	991	1,183	732	ND	ND	1,109	1,037	804	ND	ND	1,081	1,007	861
No. of hgcA sequences	0	0	0	ND	0	0	0	0	0	0	0	0	1	ND	ND	0	0	2	ND	ND	0	0	4
No. of hgcB sequences	0	0	4	ND	0	0	4	4	0	0	6	6	4	ND	ND	6	5	4	ND	ND	7	3	6
Relative recA abundance (% of total predicted genes)	0.042	0.044	0.054	ND	0.047	0.048	0.060	0.062	0.051	0.041	0.051	0.060	0.051	ND	ND	0.053	0.056	0.055	ND	ND	0.058	0.058	0.052
Relative hgcA abundance (% of recA abundance)	0	0	0	ND	0	0	0	0	0	0	0	0	0.14	ND	ND	0	0	0.25	ND	ND	0	0	0.46
Relative hgcB abundance (% of recA abundance)	0	0	0.42	ND	0	0	0.51	0.40	0	0	0.61	0.51	0.55	ND	ND	0.54	0.48	0.50	ND	ND	0.65	0.30	0.70

^aND, not determined.