TABLE 1.

Halobacterium species and strains used in this study

Strain	Characteristics	Reference
NRC-1	Wild-type, Vac+	21
SD109	Vac−, 67-kb pNRC100 ISH8-mediated deletion, ΔgvpMLKJIHGFEDACNO	19
SD109(pFL2gvpF::κ5)	Vac−, κ insertion 304 bp from 5′ end of gvpF	4
SD109(pFL2gvpG::κ1)	Partially Vac−, κ insertion 184 bp from 5′ end of gvpG	4
SD109(pFL2gvpJ::κ1)	Vac−, κ insertion 130 bp from 5′ end of gvpJ	4
SD109(pFL2gvpK::κ1)	Vac−, κ insertion 184 bp from 5′ end of gvpK	4
SD109(pFL2gvpL::κ6)	Vac−, κ insertion 538 bp from 5′ end of gvpL	4
SD109(pFL2gvpM::κ1)	Vac+, κ insertion 194 bp from 5′ end of gvpM	4