Oxidoreductases TRIZ Cases

See how oxidizing and reducing enzymes replace harsh chemicals in indigo dyeing to cut wastewat

Novel laccases paired with selected mediators improve denim bleaching across pH ranges while limiting mediator polymerization, cost, and hazard.

AA7 enzymes supply electrons and controlled H2O2 to LPMOs, boosting cellulose breakdown while limiting oxidative enzyme damage.

A cytochrome P450 gene expands herbicide metabolism across multiple modes of action, enabling transgenic plant resistance and selection.

Targeted ARE1 and ARE2 mutations shift yeast sterol esterification toward 7-DHC, cutting toxic side-products and boosting vitamin D3 precursor yield.

Detecting ADAMTSL5 overexpression helps diagnose cancer, guide targeted therapy, and monitor response or resistance.

Engineered acetoacetyl-CoA reductase boosts PHA yield while enabling 3HB-4HB copolymers that balance strength, flexibility, and processability.

Cytochrome P450 with redox partner regeneration enables selective 7-hydroxylation of deoxycholic acid, improving bile acid yield and production efficiency.

Swapping native PobA with dual-cofactor PraI relieves 4-hydroxybenzoate hydroxylation limits and boosts muconic acid production.

Amino-functionalized porous silica immobilizes enzymes with high loading and activity while keeping back pressure low in continuous-flow synthesis.

A Comamonas-derived 5-hydroxylase shifts protocatechuic acid conversion toward gallic acid, improving fermentation yield and selectivity.

Heterologous enzymes in genetically modified plants convert protocatechuate into PDC, enabling a practical biobased route where no chemical synthesis exists.

Specific amino acid substitutions raise glucose isomerase activity and stability, improving fructose-to-glucose conversion at moderate temperatures.

High-cell-density fed-batch culture times glycerol addition to raise 3-HP yield and productivity while limiting substrate inhibition.

Using heme b and hydrogen peroxide, this enzyme converts fatty acids to dicarboxylic acids without costly NADPH, mediators, or microbial control.

Engineered microbial co-cultures replace toxic chemical halogenation with selective fermentation to make tryptophan-derived compounds under benign conditions.

Co-expressing PHB and pigment genes in microbes traps insoluble natural pigments in bioplastic, avoiding synthetic dye pollution.

Specific PPX gene mutations preserve enzyme function while increasing plant resistance to PPX-inhibiting herbicides.

Engineered KAH variants improve kaurenoic acid to steviol conversion in yeast, enabling practical microbial production of Reb M.

Targeted alkane monooxygenase mutations enable stereoselective terminal hydroxylation of branched prochiral esters for optically pure alkyl diols.

Targeted galactose oxidase mutations expand oxidation of bulky secondary alcohols to ketones while improving enzyme stability and solubility.

Chemically permeabilized Lactobacillus cells improve galactose-to-tagatose conversion at moderate temperatures with higher rates and enzyme stability.

Engineered galactose oxidase enables mild, selective alcohol-to-aldehyde oxidation while limiting over-oxidation, hazards, and process complexity.

Engineered microbes export tyrosine and tyrosinase for extracellular pigment synthesis, improving yield, color control, and purity.

An oxidoreductase on a conductive support enables clean, selective nitrogen-group reduction under mild conditions without precious metals or toxic solvents.

Targeted amino acid substitutions in glycine oxidase improve thermal stability up to 70°C while preserving low-Km activity for glycine measurement.

Mutating surface histidines in ADH reduces Ni-NTA resin binding, improving target protein purity, yield, and cell-free expression efficiency.

Engineered DyP peroxidases replace glycosylated HRP to enable bacterial expression and oxidation of 10-acetyl-3,7-dihydroxyphenoxazine.

Uridine-auxotrophic DHODH cell lines enable high-producer clone selection without toxic inhibitors, improving viability and protein yield.

Actinomycete cytochrome P450 enzymes broaden hydroxylation and dealkylation options for organic compounds while maintaining useful conversion rates.

An enzyme route converts D-fructose to D-mannitol while regenerating NAD(P)H with alcohol dehydrogenase and 2-propanol to limit byproducts.

Recombinant plasmids upregulate miRNA in target cells to degrade or inactivate target mRNA and reduce harmful biomolecule overexpression.

Direct enzyme-electrode linking simplifies multi-enzyme bioelectrocatalysis and improves control of electron transfer, yield, and purity.

Directed evolution of cytochrome P450 improves anti-Markov olefin oxidation, raising activity and selectivity for industrial carbonyl production.

Targeted P450 amino acid substitutions enable selective ω3 epoxidation of highly unsaturated fatty acids while limiting decomposition.

A Streptomyces eurythermus cytochrome P450 expands enzyme availability for hydroxylation, epoxidation, and dealkylation of organic compounds.

Engineered imine reductases enable direct reductive amination of ketones and amines, simplifying chiral amine synthesis for industrial use.

Nanoparticles and polymers stabilize enzymes to deliver durable antimicrobial textiles and longer-lasting point-of-care surfaces.

A thioredoxin mutant keeps fusion proteins soluble at high temperature, enabling thermal cell disruption and lower-cost large-scale extraction.

Boosting AceF activity in Corynebacterium glutamicum raises L-amino acid yield and supports more versatile production of glutamate and methionine.

Buffers, alcohol solvents, and antioxidants stabilize tryptamines during mushroom extraction to improve psilocybin yield and quantification accuracy.

Engineered prokaryotic strains boost glutathione and related peptide production in low-cysteine media, cutting supplementation cost.

Engineered enzyme pathways let recombinant microorganisms break down recalcitrant lignin aromatics into valuable chemicals such as ferulic acid and vanillin.

Coupled dehydrogenase and NAD(P)H oxidase regeneration enables mild galactaric acid production with high conversion, purity, and fewer byproducts.

Codon-optimized rAAV delivery of GCDH targets CNS metabolism to lower glutaric acid buildup and protect against GA-I neurotoxicity.

Molecular dynamics metrics map controller and controlled residues to predict mutation effects and reveal allosteric enzyme sites.

Stacking ZlRc and ZlRd genes in rice raises seed polyphenols and antioxidant capacity through coordinated overexpression.

Oxidase-catalyzed HMF oxidation at 20-40°C lets 2,5-diformylfuran precipitate from water for simple filtration and high purity.

Protein-engineered GOase variants oxidize primary alcohols to aldehydes under mild conditions, avoiding hazardous oxidants and over-oxidation.

Engineered UGT enzymes and host cells split steviol glycosylation into optimized steps to raise RebM and RebD purity and yield.

Double-stranded RNAi silences CD320 and LRP2 to block cobalamin uptake, kill cancer cells, and limit toxicity to normal cells.