Pathway Tools
Intro Tutorial
discounted registration ends Sept 5, 2015
Pathway Tools
Intro Tutorial
discounted registration ends Sept 5, 2015
Pathway Tools
Intro Tutorial
discounted registration ends Sept 5, 2015
Pathway Tools
Intro Tutorial
discounted registration ends Sept 5, 2015
Pathway Tools
Intro Tutorial
discounted registration ends Sept 5, 2015
twitter

Escherichia coli K-12 substr. MG1655 Compound: D-ribulose 5-phosphate

Synonyms: ribulose-5P, D-ribulose-5-P, ribulose-5-P

Superclasses: all carbohydrates a carbohydrate a glycan a carbohydrate derivative a sugar phosphate a pentose phosphate a pentose 5-phosphate L(or D)-ribulose 5-phosphate
all carbohydrates a carbohydrate a glycan a carbohydrate derivative a sugar phosphate a sugar 5-phosphate a pentose 5-phosphate L(or D)-ribulose 5-phosphate

Chemical Formula: C5H9O8P

Molecular Weight: 228.1 Daltons

Monoisotopic Molecular Weight: 230.01915383989999 Daltons

D-ribulose 5-phosphate compound structure

SMILES: C(C(C(C(CO)=O)O)O)OP([O-])([O-])=O

InChI: InChI=1S/C5H11O8P/c6-1-3(7)5(9)4(8)2-13-14(10,11)12/h4-6,8-9H,1-2H2,(H2,10,11,12)/p-2/t4-,5+/m1/s1

InChIKey: InChIKey=FNZLKVNUWIIPSJ-UHNVWZDZSA-L

Unification Links: CAS:4151-19-3 , ChEBI:58121 , ChemSpider:20015724 , HMDB:HMDB00618 , IAF1260:34237 , KEGG:C00199 , MetaboLights:MTBLC58121 , PubChem:21144996

Standard Gibbs Free Energy of Change Formation (ΔfG in kcal/mol): -393.5

Reactions known to consume the compound:

flavin biosynthesis I (bacteria and plants) :
D-ribulose 5-phosphate → 1-deoxy-L-glycero-tetrulose 4-phosphate + formate + H+

Not in pathways:
D-ribulose 5-phosphate + NADH + H+ → 1-deoxy-D-xylulose 5-phosphate + NAD+ + H2O

Not in pathways:
a sugar phosphate + H2O → a sugar + phosphate

Reactions known to produce the compound:

pentose phosphate pathway (oxidative branch) :
D-gluconate 6-phosphate + NADP+D-ribulose 5-phosphate + CO2 + NADPH

Reactions known to both consume and produce the compound:

CMP-3-deoxy-D-manno-octulosonate biosynthesis I :
D-arabinose 5-phosphate ↔ D-ribulose 5-phosphate

pentose phosphate pathway (non-oxidative branch) :
D-ribose 5-phosphate ↔ D-ribulose 5-phosphate
D-ribulose 5-phosphate ↔ D-xylulose 5-phosphate

In Transport reactions:
a [PTS enzyme I]-Nπ-phospho-L-histidine + a sugar[periplasmic space] → a [PTS enzyme I]-L-histidine + a sugar phosphate[cytosol]

Enzymes inhibited by D-ribulose 5-phosphate, sorted by the type of inhibition, are:

Inhibitor (Mechanism unknown) of: 6-phosphogluconate dehydrogenase

This compound has been characterized as an alternative substrate of the following enzymes: allulose-6-phosphate 3-epimerase


Report Errors or Provide Feedback
Please cite the following article in publications resulting from the use of EcoCyc: Nucleic Acids Research 41:D605-12 2013
Page generated by SRI International Pathway Tools version 19.0 on Mon Aug 31, 2015, biocyc14.