Table 2

Percent composition of cellular biomass of R. sphaeroides during photoheterotrophic and aerobic growth*

Components

% Composition of biomass (Photo)

% Composition of biomass (Aero)


DNA

1.9

2.8

RNA

5.1

7.1

Protein

53.6

49.3

Lipidsa

17.1

12.8

PHB

10.4

17.6

Bacteriochlorophyll

0.4

0

Carotenoids

0.1

0

Glycogen

1.4

0.4

Lipopolysaccharidesb

3

3

Cell Wallb

2

2


* Inorganic fraction estimated to be about 5% of biomass [66].

a Lipid composition of R. sphaeroides consisting of phospholipids and sulfolipids.

b Estimated from E. coli cell wall and lipopolysaccharides percent contribution.

Imam et al. BMC Systems Biology 2011 5:116   doi:10.1186/1752-0509-5-116

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