Table 1

Pigment compositions of the chlorosomes used in this work

Bacterium and conditionsMolar ratioEsterifying alcohols of BChl c
BChl c/BChl aCarotenoid/BChl cC12:C16:C18aAvg lengthb
C. aurantiacus, high light27.5:10.26:10.00:0.34:0.6517.14
C. aurantiacus, low light34.5:10.31:10.00:0.31:0.6917.38
C. aurantiacus, low light, hexane washed34.0:10.06–0.07:10.00:0.32:0.6817.36
C. tepidumc110:10.08:10.83:0.17:0.0012.68
  • a Molar ratio between BChl c homologs esterified with alcohols containing different numbers of carbons in the main chain of the alcohol.

  • b Average length of esterifying alcohols expressed as the number of carbons in the main chain of the alcohol.

  • c Data from reference 9.