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Literature summary extracted from

  • Lozada-Ramirez, J.; Sanchez-Ferrer, A.; Garcia-Carmona, F.
    Recombinant S-adenosylhomocysteine hydrolase from thermotoga maritima Cloning, overexpression, characterization, and thermal purification studies (2013), Appl. Biochem. Biotechnol., 170, 639-653 .
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
3.13.2.1 overexpressed using Escherichia coli Thermotoga maritima

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.13.2.1 0.018
-
S-adenosyl-L-homocysteine pH 6.5, 75°C Thermotoga maritima
3.13.2.1 0.049
-
adenosine pH 6.5, 75°C Thermotoga maritima
3.13.2.1 0.135
-
L-homocysteine pH 6.5, 75°C Thermotoga maritima

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.13.2.1 180000
-
gel filtration Thermotoga maritima

Organic Solvent Stability

EC Number Organic Solvent Comment Organism
3.13.2.1 urea the enzyme is stable in the presence of urea 6 M when pre-incubated at room temperature for 48 h Thermotoga maritima

Organism

EC Number Organism UniProt Comment Textmining
3.13.2.1 Thermotoga maritima O51933
-
-
3.13.2.1 Thermotoga maritima DSM 3109 O51933
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.13.2.1 partially Thermotoga maritima

Storage Stability

EC Number Storage Stability Organism
3.13.2.1 -20°C, pH 6.5, 50 mM phosphate buffer, stable for at least 3 months Thermotoga maritima

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.13.2.1 S-adenosyl-L-homocysteine + H2O
-
Thermotoga maritima L-homocysteine + adenosine
-
?
3.13.2.1 S-adenosyl-L-homocysteine + H2O
-
Thermotoga maritima DSM 3109 L-homocysteine + adenosine
-
?

Subunits

EC Number Subunits Comment Organism
3.13.2.1 tetramer 4 * 44000, SDS-PAGE Thermotoga maritima

Synonyms

EC Number Synonyms Comment Organism
3.13.2.1 S-adenosylhomocysteine hydrolase
-
Thermotoga maritima
3.13.2.1 SAHase
-
Thermotoga maritima

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
3.13.2.1 75
-
-
Thermotoga maritima

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
3.13.2.1 60 85 60°C: about 65% of maximal activity, 85°C: about 75% of maximal activity Thermotoga maritima

Temperature Stability [°C]

EC Number Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
3.13.2.1 75
-
120 min, 5% loss of activity Thermotoga maritima
3.13.2.1 87.6
-
melting temperature Thermotoga maritima

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.13.2.1 6.5
-
-
Thermotoga maritima

pH Range

EC Number pH Minimum pH Maximum Comment Organism
3.13.2.1 6 7 pH 6.0: about 65% of maximal activity, pH 7.0: about 55% of maximal activity Thermotoga maritima