[Activation parameters for the cleavage reaction of cytidine-2',3'-monophosphate catalyzed by Penicillium brevicompactum and Aspergillus clavatus RNAses]

Biokhimiia. 1978 Jan;43(1):184-6.
[Article in Russian]

Abstract

On the basis of coincidence of all activation parameters (E, deltaH*, deltaF* and deltaS*) for the reaction of cleavage of cytidine-2';3'-monophosphate catalyzed by "acid" (pH-optimum 4.7) nonspecific RNAses from Aspergillus clavatus and Penicillium brevicompactum (EC 3. 1. 4. 23) it has been proposed that the mechanism of action on this reaction stage (hydrolysis) for both enzymes is equal.

Publication types

  • English Abstract

MeSH terms

  • Aspergillus / enzymology*
  • Cytidine Monophosphate / analogs & derivatives
  • Cytidine Monophosphate / metabolism
  • Enzyme Activation
  • Hydrogen-Ion Concentration
  • Nucleotides, Cyclic / metabolism*
  • Penicillium / enzymology*
  • Ribonucleases / metabolism*
  • Species Specificity

Substances

  • Nucleotides, Cyclic
  • Ribonucleases
  • Cytidine Monophosphate