Recombinant Escherichia coli GTP cyclohydrolase-2 (ribA)

• Product Name Alternative:

  GTP cyclohydrolase II

• Abbreviation:

  Recombinant E.coli ribA protein

• Gene Name:

  RibA

• UniProt:

  P0A7I7

• Expression Region:

  1-196aa

• Organism:

  Escherichia coli (strain K12)

• Target Sequence:

  MQLKRVAEAKLPTPWGDFLMVGFEELATGHDHVALVYGDISGHTPVLARVHSECLTGDALFSLRCDCGFQLEAALTQIAEEGRGILLYHRQEGRNIGLLNKIRAYALQDQGYDTVEANHQLGFAADERDFTLCADMFKLLGVNEVRLLTNNPKKVEILTEAGINIVERVPLIVGRNPNNEHYLDTKAEKMGHLLNK

• Tag:

  N-terminal 6xHis-tagged

• Type:

  Developed Protein

• Source:

  E.coli

• Field of Research:

  Others

• Relevance:

  Catalyzes the conversion of GTP to 2,5-diamino-6-ribosylamino-4 (3H) -pyrimidinone 5'-phosphate (DARP), formate and pyrophosphate.

• Endotoxin:

  Not test

• Purity:

  Greater than 90% as determined by SDS-PAGE.

• Activity:

  Not Test

• Form:

  Liquid or Lyophilized powder

• Buffer:

  If the delivery form is liquid, the default storage buffer is Tris/PBS-based buffer, 5%-50% glycerol. If the delivery form is lyophilized powder, the buffer before lyophilization is Tris/PBS-based buffer, 6% Trehalose, pH 8.0.

• Reconstitution:

  We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Please reconstitute protein in deionized sterile water to a concentration of 0.1-1.0 mg/mL.We recommend to add 5-50% of glycerol (final concentration) and aliquot for long-term storage at -20°C/-80°C. Our default final concentration of glycerol is 50%. Customers could use it as reference.

• Function:

  Catalyzes the conversion of GTP to 2,5-diamino-6-ribosylamino-4 (3H) -pyrimidinone 5'-phosphate (DARP), formate and pyrophosphate.

• Molecular Weight:

  25.8 kDa

• References & Citations:

  Biosynthesis of riboflavin studies on the mechanism of GTP cyclohydrolase II.Ritz H., Schramek N., Bracher A., Herz S., Eisenreich W., Richter G., Bacher A.J. Biol. Chem. 276:22273-22277 (2001)

• Storage Conditions:

  The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself. Generally, the shelf life of liquid form is 6 months at -20°C/-80°C. The shelf life of lyophilized form is 12 months at -20°C/-80°C.

• Protein Length:

  Full Length