Table 12.2
(Continued)
Product
Enzyme
DNA‐binding protein and its target site
Chimeric protein
DNA scaffold
a)
Comments
References
Operators
No. units (n)
Spacer (bp)
Mevalonate
Acetoacetyl‐CoA thiolase (AtoB)
ZFaGTCGATGCC
AtoB‐ZFa (E1)
[1
:^1
:^ 1]
n
[1
:^2
:^ 1]
n
[1
:^2
:^ 2]
n
[1
:^4
:^ 1]
n
[1
:^4
:^ 2]
n
4, 8, 16
12
Up to threefold improvement in mevalonate production
[11]
Hydroxymethylglutaryl‐CoA synthase (HMGS)
ZFbGCGGCTGGG
HMGS‐ZFb (E2)
[1
:^1
:^ 1]
n
[1
:^2
:^ 1]
n
[1
:^2
:^ 2]
n
[1
:^4
:^ 1]
n
[1
:^4
:^ 2]
n
1, 2, 4, 8, 16
4
Hydroxymethylglutaryl‐CoA reductase (HMGR)
ZFcGAGGACGGC
HMGR‐ZFc (E3)
a)
Legend: [1
:^1
:^ 1]
repeats
spacer(bp) [E1‐spacer (bp)‐E2‐spacer (bp)‐E3‐spacer (bp)] repeated.