TABLE 3.

Dimensions of negatively stained chlorosomes from C. tepidum mutants lacking proteins of the CsmC/CsmD motif or the CsmB/CsmF motif classes^a

Strain	Length (nm)	Width (nm)	Length-to-width ratio
Wild type	165 ± 60	60 ± 25	2.7 ± 0.6
csmC csmD mutant	104 ± 35	52 ± 19	2.0 ± 0.6
csmC csmED mutant	112 ± 30	56 ± 25	2.0 ± 0.5
csmC csmD csmH mutant	99 ± 30	42 ± 15	2.4 ± 0.7
csmC csmD csmH fraction 2 mutant	55 ± 10	27 ± 7	2.0 ± 0.4
csmC csmED csmH mutant	90 ± 30	35 ± 15	2.6 ± 0.8
csmB csmF mutant	229 ± 79	82 ± 26	3.0 ± 0.6
csmB csmF fraction 2 mutant	200 ± 45	65 ± 20	3.1 ± 0.6
csmB csmF csmH mutant	181 ± 65	75 ± 27	2.4 ± 0.7

^aThe values shown are mean values and standard deviations for measurements on 25 to 60 negatively stained chlorosomes from one chlorosome preparation for each strain.