IFI-A · Galloylation Degree

Specimen SS-F-AST-744 // ASTRINGENCY · IFI-A

Galloylation Degree III-IV-B

Punica granatum

Pomegranate

Tier IIIGalloylation Degree

Target Trait

3.45×

fold-change

Procyanidin ester galloylation index

Technical Specifications

SKU

SS-F-AST-744

Genomic Edits

8

GC Content

48.9%

Construct Length

4,381 bp

Promoter System

T7/SP6 cell-free

Expression System

In-vitro cell-free

Host Strain

Cell-free

Receptor Target

Polyphenol-astringency axis

IFI Score

345

Pathway Edits

  • BAHD-ATC overexpression (BAHD acyltransferase for galloylation) for ester-linked galloyl attachment
  • GalT-I amplification (galloyl transferase I) for primary C-3 galloylation on procyanidin hydroxy groups
  • GalT-II co-expression (galloyl transferase II) for secondary and tertiary galloylation positions
  • GT-ester glucosyltransferase-esterase upregulation for galloyl-glucose ester substrate supply
  • BAHD-ATC/GalT-I bicistron optimization for coupled galloyl activation and transfer
  • Cell-free wheat germ extract reconstitution system
  • Enhanced flux via 5'UTR synthetic leader sequence optimization

Key Interventions

BAHD-ATC/GalT-I/GalT-II galloylation cascade for graded ester galloylation degree controlGT-ester substrate supply for galloyl-glucose ester donor availabilityMulti-site galloylation architecture for astringency intensity and ellagitannin precursor enrichmentSP6/T7 dual-polymerase cell-free transcription/translationVariant B enhanced: iterative codon optimization for host-matched expression

IFI Subscale Profile

IFI Profile

IFI-S
—
IFI-U
—
IFI-B
—
IFI-K
—
IFI-C
—
IFI-P
—
IFI-A
345
IFI-F
—

Use Case

Commercial high-galloylation tannin ingredient production, mid-range nutraceutical formulation, cosmetic polyphenol R&D. Enhanced variant for premium or research-grade applications requiring peak astringency fidelity.

License

$1549 · Tier III License

Includes full construct sequence, CRISPR guide designs, pathway edit specifications, flux balance analysis, and IFI validation data.

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