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Literature summary for 6.3.1.2 extracted from

  • Kimura, K.; Suzuki, H.; Nakano, Y.
    Physical and chemical characterization of glutamine synthetase purified from Mycobacterium phlei (1989), J. Biochem., 105, 648-652.
    View publication on PubMed

General Stability

General Stability Organism
activity is not reduced by digestion with trypsin or chymotrypsin at 37°C over 12 h Mycolicibacterium phlei

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
56000
-
12 * 56000, SDS-PAGE Mycolicibacterium phlei
670000
-
gel filtration Mycolicibacterium phlei

Organism

Organism UniProt Comment Textmining
Mycolicibacterium phlei
-
-
-
Mycolicibacterium smegmatis
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Mycolicibacterium phlei

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
Mycolicibacterium phlei

Storage Stability

Storage Stability Organism
0-4°C, stable for 10 months Mycolicibacterium phlei

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + L-Glu + NH4+
-
Mycolicibacterium smegmatis ADP + phosphate + L-Gln
-
?
ATP + L-Glu + NH4+
-
Mycolicibacterium phlei ADP + phosphate + L-Gln
-
?

Subunits

Subunits Comment Organism
dodecamer 12 * 56000, SDS-PAGE Mycolicibacterium phlei

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
1 h, 60% loss of activity Mycolicibacterium smegmatis
60
-
1 h, relatively stable Mycolicibacterium phlei
65
-
1 h, 10% loss of activity Mycolicibacterium phlei
65
-
1 h, complete loss of activity Mycolicibacterium smegmatis