Table 2. Summary of identified bacteriocin precursors and their classification.

Gene cluster groups	Size Range (aa)	NHLP	N11P	HetP	DUF37	Other	Subtotal	Novel *	Average #
I	45–164	1	2	1	1	15	20	1	0.35
II	39–152	12	7	10	0	58	87	11	3.78
III	29–129	26	6	0	2	40	74	21	3.89
IV	31–151	16	29	0	1	15	61	4	3.81
V	28–151	11	10	0	0	16	37	9	3.08
VI	82–84	0	0	0	2	0	2	0	0.33
VII	50–116	0	1	0	0	6	7	0	2.33
Unclassfied	159	0	0	2	0	0	2	0	0.22
Total		66	55	13	6	150	290	46

*Number of novel precursor genes that are absent from the current genomic annotation.

^#Average number of precursor per gene cluster in different groups.