RLCP 2.40.18500.20 :EzCatDB EzCatDB

R L C P
Hierarchic Classification of Catalytic Mechanisms

R 2.-.-.- : Phosphorolysis (bond cleavage by phosphate) (Reaction)

L 2.40.-.- : C-N bond (N-glycoside bond) (Ligand group involved)

C 2.40.18500.- : Stabilizer; SN1-like transition state; nucleophilic attack by phosphate group (Catalytic mechanism)

P 2.40.18500.20 : Asn/[Glu or Asp] + negatively charged residues (Residues/cofactors in Protein)


1st Nucleophile : phosphate group
Catalytic groups : groups in residue/substrate
General Base : non-existent
General Acid : non-existent

Related Enzymes

There is one entry in this class.
  • S00375 : 2.4.2.1; Purine nucleoside phosphorylase (Catalytic domain; 3.40.50.1580)