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Lac Operon
Interactive Bacterium Builder
1
Toggle
genes to modify an operon then
drag
the corresponding DNA molecule
All genes are toggleable except the promoter
Reset
Bacterial DNA
lac
I
+
lac
P
+
lac
O
+
lac
Z
+
lac
Y
+
lac
A
+
Lac
I
+
O
+
Z
+
Y
+
A
+
Default
Reset
Plasmid DNA
lac
I
+
lac
P
+
lac
O
+
lac
Z
+
lac
Y
+
lac
A
+
Lac
I
+
O
+
Z
+
Y
+
A
+
Default
Reset
2
Drop
the DNA molecule(s) then
drag
the E. coli
Four E. coli instances are created (one per test tube)
Reset
None
Required
None
Optional
E. coli
3
Drop
the E. coli instances then
view
the expression
Optionally
predict
the four test tube reactions
Reset
-
+
lacZ
ONPG
IPTG
-
+
lacA
Acetyl
None
/
F
None
LacZ:
None
LacA:
None
Output:
None
Predict
Prediction:
None