Metals/Ions | Comment | Organism | Structure |
---|---|---|---|
Ca2+ | slight activity, no activity in less than 6.7 mM | Enterobacteria phage SP | |
Mg2+ | optimum for activation between 13 and 25 mM | Enterobacteria phage SP | |
Mn2+ | at 1.3 mM 44% of activation by Mg2+ | Enterobacteria phage SP |
Natural Substrates | Organism | Comment (Nat. Sub.) | Natural Products | Comment (Nat. Pro.) | Rev. | Reac. |
---|---|---|---|---|---|---|
single-stranded DNA + H2O | Enterobacteria phage SP | - |
? | - |
? |
Organism | UniProt | Comment | Textmining |
---|---|---|---|
Enterobacteria phage SP | - |
- |
- |
Purification (Comment) | Organism |
---|---|
DEAE-cellulose, phosphocellulose, sucrose gradient sedimentation | Enterobacteria phage SP |
Source Tissue | Comment | Organism | Textmining |
---|---|---|---|
infected cell | infected Bacillus subtilis | Enterobacteria phage SP | - |
Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|
single-stranded DNA + H2O | hydrolysis from the 5-and 3-termini of single-stranded DNA | Enterobacteria phage SP | dinucleotide + trinucleotide | general structure of dinucleotide is d-pX-pY and of trinucleotide is d-pX-pY-pZ | ? | |
single-stranded DNA + H2O | - |
Enterobacteria phage SP | ? | - |
? |
pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|
7.8 | 8.9 | - |
Enterobacteria phage SP |