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. 2000 May;182(10):2978–2981. doi: 10.1128/jb.182.10.2978-2981.2000

TABLE 1.

Accumulation of PHA in recombinant E. coli strains carrying pET200 and pBTC2a

Strain Plasmid(s) Gene (relevant markers) PHA content (% cell dry wt) Composition (mol%)b
Mw
3HHx 3HO 3HD
MF4100 pBTC2 phaC+ c
pBTC2, pET200 phaC+, fabG+ 2.8 10 90 0 48,200
RS3338 pBTC2 phaC+
pBTC2, pET200 phaC+, fabG+ 3.1 9 91 0 51,100
JMU193 pBTC2 phaC+ 4.6 11 76 13 56,400
pBTC2, pET200 phaC+, fabG+ 5.2 10 77 13 52,700
JMU194 pBTC2 phaC+ 14.2 20 67 13 68,300
pBTC2, pET200 phaC+, fabG+ 20.6 23 65 12 67,000
a

E. coli recombinants were cultivated as described in the text. Determination of the PHA content and the PHA molecular weight was carried out as described previously (8, 11). Average data of three independent experiments are given. 

b

3HHx, 3-hydroxyhexanoate; 3HO, 3-hydroxyoctanoate; 3HD, 3-hydroxydecanoate. 

c

—, <0.1%.