TABLE VII
OVER-ALL REACTIONS FOR HETEROTROPHIC ASSIMILATION OF CARBON DIOXIDE BY BACTERIA"
Type of
reaction
C
2 + d
C. + C,
C4 + C1
C5 + C1
Over-all reaction
(1) H
2 + CO2 ^ Formate + Acetate ^± Pyruvate
(2) H
2 + C0
2 + Acetate ^ Pyruvate
(1) Pyruvate + CO2 ^ Oxalacetate
(2) Pyruvate + C0
2 + DPN,
red . ^ Malate + DPN
ox .
(3) Propionate + C0
2 ^ Succinate
Succinate + CO2 ^ a-Ketoglutarate
«-Ketoglutarate + C0
2 + TPN
!red . ^ Isocitrate + TPN
ox .
Experimental system
E. coli (cells)
C. butylicum (extracts)
\M. lysodeikticus (extracts);
(E. coli and P. morganii (extracts)
L. arabinosus (extracts)
P. pentosaceum (cells)
E. coli (extracts)
E. freundii (extracts)
References
6
(a)
(a)
(a)
(b)
(a)
(c)
(a)
(d)
a
From D. D. Woods and J. Lascelles, J^th Symposium Sec. Gen. Microbiol. p. 1 (1954).
b
REFERENCES: (a) M. F. Utter and H. G. Wood, Advances in Enzymol. 12, 41 (1951); (6) J. P. Kaltenbach and G. Kalnitsky, J". Biol.
Chem. 192, 629, 641 (1951); (c) S. Barban and S. J. Ajl, /. Biol. Chem. 192, 63 (1951); (d) S. Barban and S. J. Ajl, /. Baderiol. 66, 68
(1953).
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