IUBMB Enzyme Nomenclature

EC 3.1.27.4

Accepted name: ribonuclease U2

Reaction: Two-stage endonucleolytic cleavage to nucleoside 3'-phosphates and 3'-phosphooligonucleotides ending in Ap or Gp with 2',3'-cyclic phosphate intermediates

Other name(s): purine specific endoribonuclease; ribonuclease U3; RNase U3; RNase U2; purine-specific ribonuclease; purine-specific RNase; Pleospora RNase; Trichoderma koningi RNase III; ribonuclease (purine)

Links to other databases: BRENDA, EXPASY, KEGG, Metacyc, PDB, CAS registry number: 37205-57-5

References:

1. Glitz, D.G. and Dekker, C.A. Studies on a ribonuclease from Ustilago sphaerogena. I. Purification and properties of the enzyme. Biochemistry 3 (1964) 1391-1399.

2. Glitz, D.G. and Dekker, C.A. Studies on a ribonuclease from Ustilago sphaerogena. II. Specificity of the enzyme. Biochemistry 3 (1964) 1399-1406.

3. Uchida, T. and Egami, F. Microbial ribonucleases with special reference to RNases T1, T2, N1, and U2, in Boyer, P.D. (Ed.), The Enzymes, 3rd edn., vol. 4, Academic Press, New York, 1971, pp. 205-250.

[EC 3.1.27.4 created 1978, modified 1981]


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