Table 1. Wt and mutant PRD1 viruses and their properties.

Particle	Genotype	Mutant	Phenotype	Suppressor Straina	Reference for the Particle	Complementation titers of PRD1 (pfu/ml)				Specific Infectivities of Purified Particles (pfu/mg of Protein)
						Nonsuppressor, wt Strain DS88b	Suppressor Strain	Complementation Control Strain	Complementation Strain	Nonsuppressor, wt Strain DS88	Suppressor Strain
Virion	wt	—	wt	—	[82]	1.8×1012	—	—	—	1.4×1013	—
Procapsid	wt	—	P9−, DNA-P8−	—	[82]	—	—	—	—	2.2×1011	—
Sus621	VI−	sus621	P6−, P950%, DNA-P8−	PSA	[45]	2.7×105	7.3×1010	1.8×104	3.4×109	2.2×107	3.0×1010
Sus526	XX−	sus526	P6−, P9−, P20− (P22−)c, DNA-P8−	DB7154	[44]	1.8×105	1.8×1011	2.4×104	7.1×106	5.8×104	4.4×107
Sus42	XXII−	sus42	P6−, P9−, (P20−)c, P22−, DNA-P8−	PSA	[54],[58]	2.4×106	4.3×1011	1.2×105	5.2×109	4.7×104	6.4×107

^a S. enterica serovar Typhimurium LT2 suppressor strain harboring plasmid pLM2 [74],[75].

^b S. enterica serovar Typhimurium LT2 DS88 [73].

^cPresence of the protein in the particle is rather uncertain based on biochemical analysis.