Table 1.

Rba. sphaeroides strains used in this study

Strain	Description	Phenotype	Reference
DO10	Genomic deletion of pucBA1, pucBA2, pufX	LH2−, PufX−	This work
DM1R	Genomic deletion of pucBA1, pucBA2, pufX. Mutation in pufA giving W‐24F	LH2−, PufX−, LH1αW‐24F	This work
DX13	Genomic deletion of pucBA1, pucBA2. Mutation in pufX giving R49L, R53L.	LH2−, monomeric RC‐LH1‐PufX complexes	Qian et al., in preparation
RCO1	Strain DD13 (pucBA1::Sm R ; pufBALM::Kan R ) complemented in trans with pRKEH10D (pufLMX)	RC‐only	Jones et al. 1992 24