1. Recombinant Proteins
  2. Enzymes & Regulators
  3. Transferases (EC 2)
  4. RBKS Protein, Human (His)

RBKS protein plays a central role in cellular metabolism by catalyzing the phosphorylation of ribose at the O-5 site, a process that is dependent on ATP and magnesium. This enzymatic activity leads to the formation of D-ribose-5-phosphate, a versatile precursor that can be used in various biosynthetic pathways. RBKS Protein, Human (His) is the recombinant human-derived RBKS protein, expressed by E. coli , with N-6*His labeled tag.

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

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Description

RBKS protein plays a central role in cellular metabolism by catalyzing the phosphorylation of ribose at the O-5 site, a process that is dependent on ATP and magnesium. This enzymatic activity leads to the formation of D-ribose-5-phosphate, a versatile precursor that can be used in various biosynthetic pathways. RBKS Protein, Human (His) is the recombinant human-derived RBKS protein, expressed by E. coli , with N-6*His labeled tag.

Background

The RBKS protein plays a vital role in cellular metabolism by catalyzing the phosphorylation of ribose at O-5, a reaction that requires ATP and magnesium. This enzymatic activity leads to the formation of D-ribose-5-phosphate, a crucial intermediate that can be utilized for the synthesis of nucleotides, including purines and pyrimidines, as well as histidine and tryptophan. Additionally, D-ribose-5-phosphate serves as a key component in the pentose phosphate pathway, contributing to the generation of reducing equivalents and nucleotide precursors. The versatility of RBKS in directing ribose-5-phosphate towards various biosynthetic pathways underscores its importance in coordinating cellular processes essential for nucleotide and energy metabolism.

Species

Human

Source

E. coli

Tag

N-6*His

Accession

Q9H477-1 (M1-F322)

Gene ID
Molecular Construction
N-term
6*His
RBKS (M1-F322)
Accession # Q9H477-1
C-term
Protein Length

Full Length of Isoform-1

Synonyms
Ribokinase; RK; RBKS; RBSK
AA Sequence

MAASGEPQRQWQEEVAAVVVVGSCMTDLVSLTSRLPKTGETIHGHKFFIGFGGKGANQCVQAARLGAMTSMVCKVGKDSFGNDYIENLKQNDISTEFTYQTKDAATGTASIIVNNEGQNIIVIVAGANLLLNTEDLRAAANVISRAKVMVCQLEITPATSLEALTMARRSGVKTLFNPAPAIADLDPQFYTLSDVFCCNESEAEILTGLTVGSAADAGEAALVLLKRGCQVVIITLGAEGCVVLSQTEPEPKHIPTEKVKAVDTTGAGDSFVGALAFYLAYYPNLSLEDMLNRSNFIAAVSVQAAGTQSSYPYKKDLPLTLF

Molecular Weight

Approximately 37 kDa

Purity
  • ≥ 85%, as determined by reducing SDS-PAGE.
Appearance

Lyophilized powder.

Formulation

Lyophilized from a 0.22 μm filtered solution of 50 mM Tris-HCl, 300 mM NaCl, pH 7.4, 5% trehalose, 5% mannitol and 0.01% Tween 80.
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

It is not recommended to reconstitute to a concentration less than 100 μg/mL in ddH2O.

Storage & Stability

Stored at -20°C for 2 years from date of receipt. After reconstitution, it is stable at 4°C for 1 week or -20°C for longer (with carrier protein). It is recommended to freeze aliquots at -20°C or -80°C for extended storage.

Shipping

Room temperature in continental US; may vary elsewhere.

Documentation

RBKS Protein, Human (His) 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

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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:
RBKS Protein, Human (His)
Cat. No.:
HY-P76564
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