1. Recombinant Proteins
  2. Enzymes & Regulators
  3. Lyases (EC 4)
  4. hDDC Protein, Human

hDDC protein plays a central role in neurotransmitter synthesis by catalyzing the decarboxylation of L-3,4-dihydroxyphenylalanine (DOPA) to produce dopamine and L-5-hydroxytryptophan to produce serotonin. hDDC Protein, Human is the recombinant human-derived hDDC protein, expressed by E. coli , with tag free.

For research use only. We do not sell to patients.

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Description

hDDC protein plays a central role in neurotransmitter synthesis by catalyzing the decarboxylation of L-3,4-dihydroxyphenylalanine (DOPA) to produce dopamine and L-5-hydroxytryptophan to produce serotonin. hDDC Protein, Human is the recombinant human-derived hDDC protein, expressed by E. coli , with tag free.

Background

Human aromatic L-amino acid decarboxylase (hDDC) is an enzyme that plays a crucial role in neurotransmitter biosynthesis by catalyzing the decarboxylation of L-3,4-dihydroxyphenylalanine (DOPA) to dopamine and L-5-hydroxytryptophan to serotonin. This enzymatic activity is a pivotal step in the synthesis of two key neurotransmitters, dopamine and serotonin, both of which are essential for the central nervous system's regulation of mood, behavior, and motor functions. The conversion of DOPA to dopamine by hDDC is particularly significant in the dopaminergic pathways, influencing motor control and emotional processes. The parallel conversion of L-5-hydroxytryptophan to serotonin underscores hDDC's role in serotoninergic pathways, crucial for mood and emotional regulation. It has to emphasize hDDC's specific contributions to neurotransmitter synthesis, highlighting its importance in maintaining the delicate balance of signaling molecules critical for neurological functions.

Species

Human

Source

E. coli

Tag

Tag Free

Accession

P20711 (M1-E480)

Gene ID

1644

Molecular Construction
N-term
hDDC (M1-E480)
Accession # P20711
C-term
Protein Length

Full Length

Synonyms
DDC; Aromatic-L-amino-acid decarboxylase; AADC; DOPA decarboxylase; DDC
Molecular Weight

54.0 KDa

Purity

Greater than 90% as determined by reducing SDS-PAGE.

Appearance

Solution.

Formulation

Supplied as a 0.22 μm filtered solution of 50 mM Tris-HCl (pH 8.0), 200 mM NaCl, 1 mM DTT, 5% glycerol.
Note: For SPR assay, please replace the buffer. Primary amine components (e.g., Tris, imidazole) can affect protein-coupled chips.

Endotoxin Level

<1 EU/μg, determined by LAL method.

Reconstitution

Please use rapid thawing with running water to thaw the protein.

Storage & Stability

Stored at -80°C for 1 year from date of receipt. It is stable at -20°C for 3 months after opening. It is recommended to freeze aliquots at -80°C for extended storage. Avoid repeated freeze-thaw cycles.

Shipping

Shipping with dry ice.

Documentation

hDDC Protein, Human Related Classifications

Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

  • Reconstitution Calculator

  • Dilution Calculator

  • Specific Activity Calculator

The reconstitution calculator equation

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration

Volume (to add to vial) = Mass (in vial) ÷ Desired Reconstitution Concentration
= ÷

The dilution calculator equation

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
× = ×
C1   V1   C2   V2

The specific activity calculator equation

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)

Specific Activity (Unit/mg) = 106 ÷ Biological Activity (ED50)
Unit/mg = 106 ÷ ng/mL

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Product Name:
hDDC Protein, Human
Cat. No.:
HY-P701909
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