Fructose-1,6-biphosphatase of the small intestine. Purification and comparison with liver and muscle fructose-1,6-bisphosphatases. 1978

H Mizunuma, and Y Tashima

The occurrence of specific fructose-1,6-bisphosphatase [D-fructose-1,6-bisphosphate 1-phosphohydrolase, EC 3.1.3.11] (Fru-1,6-P2ase) in the small intestine was confirmed. 1. Fru-1,6-P2ase was isolated from mouse small intestine by a simple method. The isolated enzyme preparation was an electrophoretically homogeneous protein. 2. The molecular weight and subunit molecular weight were 140,000 and 38,000, respectively. 3. The intestinal enzyme was electrophoretically distinct from the liver enzyme. 4. The kinetic properties of the purified intestinal enzyme were compared with those of the mouse liver and muscle enzymes. 5. Mouse intestinal and muscle Fru-1,6-P2ases hydrolyzed ribulose-1,5-bisphosphate in addition to fructose-1,6-bisphosphate and sedoheptulose-1,7-bisphosphate.

UI MeSH Term Description Entries
D007421 Intestine, Small The portion of the GASTROINTESTINAL TRACT between the PYLORUS of the STOMACH and the ILEOCECAL VALVE of the LARGE INTESTINE. It is divisible into three portions: the DUODENUM, the JEJUNUM, and the ILEUM. Small Intestine,Intestines, Small,Small Intestines
D007668 Kidney Body organ that filters blood for the secretion of URINE and that regulates ion concentrations. Kidneys
D007700 Kinetics The rate dynamics in chemical or physical systems.
D008099 Liver A large lobed glandular organ in the abdomen of vertebrates that is responsible for detoxification, metabolism, synthesis and storage of various substances. Livers
D008297 Male Males
D008970 Molecular Weight The sum of the weight of all the atoms in a molecule. Molecular Weights,Weight, Molecular,Weights, Molecular
D009132 Muscles Contractile tissue that produces movement in animals. Muscle Tissue,Muscle,Muscle Tissues,Tissue, Muscle,Tissues, Muscle
D009928 Organ Specificity Characteristic restricted to a particular organ of the body, such as a cell type, metabolic response or expression of a particular protein or antigen. Tissue Specificity,Organ Specificities,Specificities, Organ,Specificities, Tissue,Specificity, Organ,Specificity, Tissue,Tissue Specificities
D006597 Fructose-Bisphosphatase An enzyme that catalyzes the conversion of D-fructose 1,6-bisphosphate and water to D-fructose 6-phosphate and orthophosphate. EC 3.1.3.11. Fructose-1,6-Bisphosphatase,Fructose-1,6-Diphosphatase,Fructosediphosphatase,Hexosediphosphatase,D-Fructose-1,6-Bisphosphate 1-Phosphohydrolase,FDPase,Fructose-1,6-Biphosphatase,1-Phosphohydrolase, D-Fructose-1,6-Bisphosphate,D Fructose 1,6 Bisphosphate 1 Phosphohydrolase,Fructose 1,6 Biphosphatase,Fructose 1,6 Bisphosphatase,Fructose 1,6 Diphosphatase,Fructose Bisphosphatase
D000818 Animals Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. Animal,Metazoa,Animalia

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