Coding

Part:BBa_K4621020

Designed by: Anyang Chen   Group: iGEM23_SCUT-China   (2023-10-01)


gadB is the coding sequence of glutamate decarboxylase, which converts glutamate to 4-Aminobutanoate


Usage, Biology and Characterization:

gadB is the coding sequence for glutamate decarboxylase, GAD is a pyridoxal 5'phosphate (PLP)-dependent decarboxylase widespread in bacteria yeast and filamentous fungi. The carboxyl group (-COOH) on the catalytic glutamate molecule is released to CO2, and 4-Aminobutanoate is generated at the same time, which participates in the utilization of α-Ketoglutaricacid in the TCA cycle. The specific synthesis route is shown in FIG. 1. biosynthetic-pathway-for-gaba.jpg


Fig.1 Biosynthetic pathway of GABA


Modified Streptomyces SCUT-3. They were then inoculated in a 40 mL LB medium system. After fermentation at 40 ° C and 220 rpm for 72 hours, the product GABA was measured, and the results were as follows: fermentation-data-of-wt-gaba-gi9.png


Fig.2fermentation data of WT,GABA,Gi9



Sequence and Features


Assembly Compatibility:
  • 10
    COMPATIBLE WITH RFC[10]
  • 12
    COMPATIBLE WITH RFC[12]
  • 21
    COMPATIBLE WITH RFC[21]
  • 23
    COMPATIBLE WITH RFC[23]
  • 25
    INCOMPATIBLE WITH RFC[25]
    Illegal NgoMIV site found at 53
    Illegal NgoMIV site found at 1242
    Illegal AgeI site found at 470
    Illegal AgeI site found at 690
  • 1000
    COMPATIBLE WITH RFC[1000]


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Categories
Parameters
None