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Literature summary for 3.4.24.57 extracted from

  • Mellors, A.; Lo, Y.C.
    O-Sialoglycoprotease from Pasteurella haemolytica (1995), Methods Enzymol., 248, 728-740.
    View publication on PubMed

General Stability

General Stability Organism
Dilute solutions lose activity at 0-4°C, or on repeated freezing and thawing Mannheimia haemolytica

Inhibitors

Inhibitors Comment Organism Structure
high salt concentration irreversible, 0.3 M NaCl inactivates within a few h Mannheimia haemolytica
additional information not: phosphoramidon Mannheimia haemolytica

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
35000
-
Pasteurella haemolytica, calculation from amino acid sequence Mannheimia haemolytica

Organism

Organism UniProt Comment Textmining
Mannheimia haemolytica
-
A1
-
Mannheimia haemolytica A1
-
A1
-

Purification (Commentary)

Purification (Comment) Organism
partial Mannheimia haemolytica

Source Tissue

Source Tissue Comment Organism Textmining
culture supernatant
-
Mannheimia haemolytica
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Mannheimia haemolytica

Storage Stability

Storage Stability Organism
4°C or -12°C, stable for over 1 year Mannheimia haemolytica

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
Cell-surface O-sialoglycoproteins + H2O no activity with glycoproteins which contain N-linked glycans but no O-sialo-glycans, leukocyte integrins, transferrin receptor, HLA class I and 8A3 Ag Mannheimia haemolytica ?
-
?
Cell-surface O-sialoglycoproteins + H2O CD34, CD43 (leukosialin), CD44 (hyaluronic acid receptor) and CD45 (leukocyte common Ag) Mannheimia haemolytica ?
-
?
Cell-surface O-sialoglycoproteins + H2O no activity with glycoproteins which contain N-linked glycans but no O-sialo-glycans, leukocyte integrins, transferrin receptor, HLA class I and 8A3 Ag Mannheimia haemolytica A1 ?
-
?
Cell-surface O-sialoglycoproteins + H2O CD34, CD43 (leukosialin), CD44 (hyaluronic acid receptor) and CD45 (leukocyte common Ag) Mannheimia haemolytica A1 ?
-
?
Glycophorin A + H2O
-
Mannheimia haemolytica ?
-
?
Glycophorin A + H2O
-
Mannheimia haemolytica A1 ?
-
?
additional information not: furylacryloyl-Gly-Leu amide Mannheimia haemolytica ?
-
?
additional information not: furylacryloyl-Gly-Leu amide Mannheimia haemolytica A1 ?
-
?

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.4
-
-
Mannheimia haemolytica

pH Stability

pH Stability pH Stability Maximum Comment Organism
4.5 8 stable Mannheimia haemolytica