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Literature summary for 3.2.2.22 extracted from

  • Liu, R.S.; Yang, J.H.; Liu, W.Y.
    Isolation and enzymatic characterization of lamjapin, the first ribosome-inactivating protein from cryptogamic algal plant (Laminaria japonica A) (2002), Eur. J. Biochem., 269, 4746-4752.
    View publication on PubMed
Search for more literature for 3.2.2.22

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
36000
-
 SDS-PAGE Saccharina japonica

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
rRNA + H2O Saccharina japonica
-
 ?
-
 ?

Organism

Organism UniProt Comment Textmining
Saccharina japonica
-
 kelp, cryptogamic marine algal plant, A
-

Purification (Commentary)

Purification (Comment) Organism
-
 Saccharina japonica

Source Tissue

Source Tissue Comment Organism Textmining
leaf
-
 Saccharina japonica
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
 specific activity 8067000 U mg-1, 1 unit is the amount of protein necessary to inhibit protein synthesis by 50% in 0.05 ml rabbit reticulocyte lysate Saccharina japonica

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information also depurinates synthetic SRD RNA Saccharina japonica ?
-
 ?
rRNA + H2O
-
 Saccharina japonica ?
-
 ?
rRNA + H2O cleaves the N-glycosidic bond and removes adenine at A-4324 in 28 S rRNA when intact rat ribosomes are the substrate, cleaves the same N-glycosidic bond in naked 28 S rRNA Saccharina japonica ?
-
 ?

Synonyms

Synonyms Comment Organism
lamjapin
-
 Saccharina japonica

pI Value

Organism Comment pI Value Maximum pI Value
Saccharina japonica isoelectric focusing
-
 8.45