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Literature summary for 2.7.1.105 extracted from

  • Sakakibara, R.; Kato, M.; Okamura, N.; Nakagawa, T.; Komada, Y.; Tominaga, N.; Shimojo, M.; Fukasawa, M.
    Characterization of a human placental fructose-6-phosphate,2-kinase fructose-2,6-bisphosphatase (1997), J. Biochem., 122, 122-128.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
-
Homo sapiens

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.032
-
beta-D-fructose 6-phosphate pH 7.5, 30°C Homo sapiens
0.22
-
ATP pH 7.5, 30°C Homo sapiens

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
58000
-
2 * 58000, SDS-PAGE Homo sapiens
120000
-
gel filtration Homo sapiens

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ATP + beta-D-fructose 6-phosphate Homo sapiens
-
ADP + beta-D-fructose 2,6-bisphosphate
-
?

Organism

Organism UniProt Comment Textmining
Homo sapiens
-
-
-

Posttranslational Modification

Posttranslational Modification Comment Organism
phosphoprotein phophorylation by cAMP-dependent protein kinase causes activation Homo sapiens
phosphoprotein phosphorylation by protein kinase C causes activation Homo sapiens

Purification (Commentary)

Purification (Comment) Organism
recombinant enzyme Homo sapiens

Reaction

Reaction Comment Organism Reaction ID
ATP + beta-D-fructose 6-phosphate = ADP + beta-D-fructose 2,6-bisphosphate bifunctional protein: 6-phosphofructo-2-kinase/fructose 2,6-bisphosphatase, reverse reaction catalysed by fructose 2,6-bisphosphatase: 3.1.3.46 Homo sapiens
ATP + beta-D-fructose 6-phosphate = ADP + beta-D-fructose 2,6-bisphosphate high 6-phosphofructo-2-kinase activity compared to the fructose 2,6-bisphosphatase Homo sapiens

Source Tissue

Source Tissue Comment Organism Textmining
placenta
-
Homo sapiens
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
0.142
-
-
Homo sapiens

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ATP + beta-D-fructose 6-phosphate
-
Homo sapiens ADP + beta-D-fructose 2,6-bisphosphate
-
?
additional information also catalyses the degradation of fructose 2,6-bisphosphate (EC 3.1.3.46) Homo sapiens ?
-
?

Subunits

Subunits Comment Organism
dimer 2 * 58000, SDS-PAGE Homo sapiens

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
assay at Homo sapiens