Table 3.

Gram-negative binding proteins (GNBPs) and anti-microbial-peptide (termicin) genes known from different termites.

Species	GNBP	Termicin	References
Z. nevadensis	6 copies	0 copies	Terrapon et al., 2014
Reticulitermes sp.	Neutral	Positive selection	Bulmer et al., 2010
Nasutitermes spp. (Australia)	Positive selection in some species	Positive selection	Bulmer and Crozier, 2004, 2006
Nasutitermes corniger	Antifungal	?	Bulmer et al., 2009
Pseudacanthotermes spiniger	?	Yes	Lamberty et al., 2001
M. natalensis	4 copies	1 copy	Poulsen et al., 2014, this study

GNBPs and termicins might serve complementary roles in fungal defense in termites. GNBPs might be more important in species with closed nests, whereas termicins seem to be under strong positive selection in foraging termites with subterranean nests. ?, unknown.