Table 1.

Strains used in this study.

Strains	Genotype	Reference or construction
E. coli MC1061	Cloning host; F- araD139 (ara-leu)7696 (lac)X74 galU galK hsdR2 mcrA mcrB1 rspL	Casadaban and Cohen (1980)
Bacillus subtilis
PB2	trp2C; 168 wild-type	C.W. Price
PB2 pDG148	trp2C; pDG148	This work
PB2 Pxyl-pHluorin	trp2C; amyE3′ spc Pxyl–pHluorin amyE5′	This work
PB2 Pxyl-IpHluorin	trp2C; amyE3′ spc Pxyl–IpHluorin amyE5′	This work
PB2 pDG-pHluorin	trp2C; pDG-pHluorin	This work
PB2 pDG-IpHluorin	trp2C; pDG-IpHluorin	This work
PB2 PptsG-IpHluorin	trp2C; amyE3′ spc PptsG–IpHluorin amyE5′	This work
PB2 PspoIIA-IpHluorin	trp2C; amyE3′ spc PspoIIA–IpHluorin amyE5′	This work
PB2 PspoIIID-IpHluorin	trp2C; amyE3′ spc PspoIIID–IpHluorin amyE5′	This work
PB2 PsspE-IpHluorin	trp2C; amyE3′ spc PsspE–IpHluorin amyE5′	This work