TABLE 3.

Sporulation comparison of mutants with wild-type strain on different media

Strain	Genotype	Sporulationa on:
		SpM	MM+G	MM+M	Pi starvationb
NRRL B-2682	Wild type	++	++	++	++
SKK2600	ssfR mutant	×	×	×	×
SKK2663	ssfR::aac(3)IV	−	−	++	×
SKK2664	ssgA::aac(3)IV	−	−	±	−
SKK2668	ssfR::aac(3)IV	−	−	±	−
	ssgA::aac(3)IV

^a++, sporulation; −, no sporulation; ±, poor sporulation; ×, ectopic sporulation. 

^bPi starvation, phosphate starvation medium.