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Literature summary extracted from

  • Lyerly, D.; Kreger, A.
    Purification and characterization of a Serratia marcescens metalloprotease (1979), Infect. Immun., 24, 411-421.
    View publication on PubMedView publication on EuropePMC

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.4.24.40 1,10-phenanthroline reversible by dialysis, Mg2+ or Co2+ partially restores; strong Serratia marcescens
3.4.24.40 2,2'-bipyridyl weak Serratia marcescens
3.4.24.40 Ag2+ strong Serratia marcescens
3.4.24.40 Co2+ weak Serratia marcescens
3.4.24.40 Cu2+
-
Serratia marcescens
3.4.24.40 Cysteine hydrochloride weak Serratia marcescens
3.4.24.40 DTT
-
Serratia marcescens
3.4.24.40 EDTA Ca2+ (partially); Cu2+ restores partially; more effective at acidic pH; partially reversible by dialysis Serratia marcescens
3.4.24.40 Fe2+
-
Serratia marcescens
3.4.24.40 Hg2+
-
Serratia marcescens
3.4.24.40 KMnO4
-
Serratia marcescens
3.4.24.40 additional information Lima bean, human pancreatic or egg white trypsin inhibitor, human alpha1-antitrypsin; no inhibition by Mg2+, Mn2+, Ca2+, Ba2+, NaCN, NaN3, sodium arsenite, p-hydroxymercuribenzoate; soybean trypsin inhibitor Serratia marcescens
3.4.24.40 N-bromosuccinimide strong Serratia marcescens
3.4.24.40 N-ethylmaleimide weak Serratia marcescens
3.4.24.40 nitrilotriacetate weak Serratia marcescens
3.4.24.40 Pb2+
-
Serratia marcescens
3.4.24.40 PMSF not Serratia marcescens
3.4.24.40 Sodium thioglycolate weak Serratia marcescens
3.4.24.40 Zn2+ strong Serratia marcescens

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
3.4.24.40 extracellular
-
Serratia marcescens
-
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
3.4.24.40 Ca2+ requirement Serratia marcescens
3.4.24.40 Ca2+ 7 gatom/mol enzyme Serratia marcescens
3.4.24.40 Co2+ not Serratia marcescens
3.4.24.40 Mg2+ not Serratia marcescens
3.4.24.40 additional information no activation by Fe3+, Mg2+ Serratia marcescens
3.4.24.40 additional information no activation by Mn2+ Serratia marcescens
3.4.24.40 Zn2+ added Zn2+ inhibits Serratia marcescens
3.4.24.40 Zn2+ zinc-containing metalloproteinase Serratia marcescens

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.4.24.40 additional information
-
amino acid composition Serratia marcescens
3.4.24.40 44000
-
Serratia marcescens, gel filtration Serratia marcescens
3.4.24.40 52500
-
1 * 52500, Serratia marcescens, SDS-PAGE Serratia marcescens

Organism

EC Number Organism UniProt Comment Textmining
3.4.24.40 Serratia marcescens
-
-
-
3.4.24.40 Serratia marcescens BG
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.4.24.40
-
Serratia marcescens

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.4.24.40 culture supernatant
-
Serratia marcescens
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.4.24.40 additional information
-
-
Serratia marcescens

Storage Stability

EC Number Storage Stability Organism
3.4.24.40 4°C, 5 mg enzyme/ml deionized glass-distilled water, 1 day Serratia marcescens

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.4.24.40 azocasein + H2O
-
Serratia marcescens ?
-
?
3.4.24.40 azocasein + H2O
-
Serratia marcescens BG ?
-
?

Subunits

EC Number Subunits Comment Organism
3.4.24.40 monomer 1 * 52500, Serratia marcescens, SDS-PAGE Serratia marcescens

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.4.24.40 20
-
1 h, pH 5-10 Serratia marcescens
3.4.24.40 25 45 15 min, stable at pH 7.5 Serratia marcescens
3.4.24.40 60
-
15 min, inactivation Serratia marcescens

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.4.24.40 additional information
-
pI: 5.3-5.4 Serratia marcescens
3.4.24.40 5.5 7.5 azocasein as substrate Serratia marcescens

pH Stability

EC Number pH Stability pH Stability Maximum Comment Organism
3.4.24.40 2 4 inactivation Serratia marcescens
3.4.24.40 5 10 1 h, at room temperature Serratia marcescens
3.4.24.40 7.5
-
15 min, stable at 25-45°C Serratia marcescens