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Literature summary extracted from

  • Suryanarayana, T.; Burma, D.P.
    Substrate specificity of Salmonella typhimurium RNAase III and the nature of products formed (1975), Biochim. Biophys. Acta, 407, 459-468.
    View publication on PubMed

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.1.26.3 0.4
-
 poly(IC)
-
 Salmonella enterica subsp. enterica serovar Typhimurium

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.1.26.3 K+ required Salmonella enterica subsp. enterica serovar Typhimurium
3.1.26.3 Mg2+ required Salmonella enterica subsp. enterica serovar Typhimurium

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.1.26.3 44000
-
 gel filtration, SDS-PAGE Salmonella enterica subsp. enterica serovar Typhimurium

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.1.26.3 double-stranded RNA + H2O Salmonella enterica subsp. enterica serovar Typhimurium cleaves multimeric tRNA precursor at the spacer region, also involved in processing of precursor rRNA, hnRNA and early T7-mRNA. Also cleaves double-stranded DNA and single-stranded RNA 5'-phosphooligonucleotides
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
3.1.26.3 Salmonella enterica subsp. enterica serovar Typhimurium
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.1.26.3 to homogeneity Salmonella enterica subsp. enterica serovar Typhimurium

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.1.26.3 double-stranded RNA + H2O
-
 Salmonella enterica subsp. enterica serovar Typhimurium 5'-phosphooligonucleotides
-
 ?
3.1.26.3 double-stranded RNA + H2O cleaves multimeric tRNA precursor at the spacer region, also involved in processing of precursor rRNA, hnRNA and early T7-mRNA. Also cleaves double-stranded DNA and single-stranded RNA Salmonella enterica subsp. enterica serovar Typhimurium 5'-phosphooligonucleotides
-
 ?
3.1.26.3 poly(I C) + H2O
-
 Salmonella enterica subsp. enterica serovar Typhimurium 5'-phosphooligonucleotides
-
 ?
3.1.26.3 poly(IC) + H2O
-
 Salmonella enterica subsp. enterica serovar Typhimurium ?
-
 ?
3.1.26.3 single-stranded RNA + H2O
-
 Salmonella enterica subsp. enterica serovar Typhimurium 5'-phosphooligonucleotides
-
 ?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.1.26.3 10
-
-
 Salmonella enterica subsp. enterica serovar Typhimurium