Table 4.

Correlation of taxonomy (up to family level) and relative contributions to genes of interest: ppk, ppx, phaC, nirK, norB and nosZ^a.

Total relative abundance (%)	Taxonomy	Relative gene contributions (%)
		ppk	ppx	phaC	nirK	norB	nosZ
38.2	Comamonadaceae	30.90	30.36	58.33	5.10	50.12	31.13
10.4	Order SC-I-84	0.88	0.88	1.71	–	1.75	–
8.2	Rhodocyclaceae	6.19	6.71	13.96	17.33	12.28	22.77
8	Flavobacteriaceae	11.61	10.70	–	20.70	8.03	8.27
4.1	Thiotrichaceae	3.16	3.14	6.11	–	–	–
3.6	Saprospiraceae	6.68	3.15	–	–	–	16.93
2.4	Cytophagaceae	2.27	4.31	–	–	–	0.51
2.2	Xanthomonadaceae	10.37	10.17	9.90	34.63	15.89	0.71
1.5	Weeksellaceae	2.57	2.55	–	9.48	4.04	0.92
0.9	Chitinophagaceae	4.44	2.96	–	–	–	7.73
0.6	Sphingobacteriaceae	4.44	4.12	–	–	–	–
0.4	Porphyromonadaceae	1.03	0.71	–	–	–	–
0.4	Peptococcaceae	–	1.30	1.27	–	–	–
0.4	Rhodobacteraceae	1.45	2.88	1.41	6.85	2.65	6.53
0.3	Order Bacteroidales	1.29	1.14	–	–	–	–
0.3	SB-1	1.11	1.10	–	–	–	–
0.3	Cryomorphaceae	0.91	1.16	–	–	–	–
0.1	Lachnospiraceae	1.24	0.31	–	–	–	–
0.1	Sinobacteraceae	0.94	0.94	1.83	–	–	–

“- “= no detected contribution of gene of interest.

^a1% cut-off was applied.