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Escherichia coli K-12 substr. MG1655 Reaction: 3.1.3.5

Superclasses: Reactions Classified By Conversion Type Simple Reactions Chemical Reactions
Reactions Classified By Substrate Small-Molecule Reactions

EC Number: 3.1.3.5

Enzymes and Genes:
purine nucleotidase Inferred from experiment : yrfG
broad specificity 5'(3')-nucleotidase and polyphosphatase : umpG
UMP phosphatase : umpH
acid phosphatase / phosphotransferase : aphA

In Pathway: guanosine nucleotides degradation III

Note that this reaction equation differs from the official Enzyme Commission reaction equation for this EC number, which can be found here .

Reaction Locations: periplasmic space (sensu Gram-negative Bacteria), cytosol

The reaction direction shown, that is, A + B ↔ C + D versus C + D ↔ A + B, is in accordance with the direction in which it was curated.

Mass balance status: Balanced.

Enzyme Commission Primary Name: 5′-nucleotidase

Enzyme Commission Synonyms: uridine 5'-nucleotidase, 5'-adenylic phosphatase, adenosine 5'-phosphatase, AMP phosphatase, adenosine monophosphatase, 5'-mononucleotidase, AMPase, UMPase, snake venom 5'-nucleotidase, thimidine monophosphate nucleotidase, 5'-AMPase, 5'-AMP nucleotidase, AMP phosphohydrolase, IMP 5'-nucleotidase

Enzyme Commission Summary:
Wide specificity for 5-nucleotides.

Citations: [Gulland38, Heppel51, Segal60]

Gene-Reaction Schematic: ?

Gene-Reaction Schematic

Instance reaction of [a ribonucleoside 5'-monophosphate + H2O → a ribonucleoside + phosphate] (3.1.3.5):
i1: GMP + H2O → guanosine + phosphate (3.1.3.5)

Relationship Links: BRENDA:EC:3.1.3.5 , ENZYME:EC:3.1.3.5 , IUBMB-ExplorEnz:EC:3.1.3.5


References

Gulland38: Gulland JM, Jackson EM (1938). "5-Nucleotidase." Biochem J 32(3);597-601. PMID: 16746659

Heppel51: Heppel LA, Hilmore RJ (1951). "Purification and properties of 5-nucleotidase." J Biol Chem 188(2);665-76. PMID: 14824154

Segal60: Segal HL, Brenner BM (1960). "5'-Nucleotidase of rat liver microsomes." J Biol Chem 235;471-4. PMID: 14444527


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 Sun Apr 19, 2015, biocyc12.