Laktaza
| Laktaza | |||||||||
|---|---|---|---|---|---|---|---|---|---|
 Laktaza tetramer, E.Coli | |||||||||
| Identifikatori | |||||||||
| EC broj | 3.2.1.108 | ||||||||
| CAS broj | 2604851 | ||||||||
| Baze podataka | |||||||||
| IntEnz | IntEnz pregled | ||||||||
| BRENDA | BRENDA pristup | ||||||||
| ExPASy | NiceZyme pregled | ||||||||
| KEGG | KEGG pristup | ||||||||
| MetaCyc | metabolički put | ||||||||
| PRIAM | profil | ||||||||
| Strukture PBP | RCSB PDB PDBe PDBj PDBsum | ||||||||
| |||||||||
Laktaza (EC 3.2.1.108, laktaza-florizinska hidrolaza) je enzim sa sistematskim imenom laktoza galaktohidrolaza.[1][2][3][4][5][6] Ovaj enzim katalizuje sledeću hemijsku reakciju
Enzim iz intestinalne sluznice je izolovan kao kompleks koji takođe katalizuje reakciju enzima EC 3.2.1.62, glikozilkeramidaza.
Reference
[уреди | уреди извор]- ^ Lorenz-Meyer, H., Blum, A.L., Haemmerli, H.P. and Semenza, G. (1972). „A second enzyme defect in acquired lactase deficiency: lack of small-intestinal phlorizin-hydrolase”. Eur. J. Clin. Invest. 2: 326—331. PMID 5082068.
- ^ Ramaswamay, S. & Radhakrishnan, A.N. (1975). „Lactase-phlorizin hydrolase complex from monkey small intestine. Purification, properties and evidence for two catalytic sites”. Biochim. Biophys. Acta. 403: 446—455. PMID 810166.
- ^ Schlegel-Haueter, S., Hore, P., Kerry, K.R. and Semenza, G. (1972). „The preparation of lactase and glucoamylase of rat small intestine”. Biochim. Biophys. Acta. 258: 506—519. PMID 5010299.
- ^ Skovbjerg, H., Norén, O., Sjöström, H., Danielsen, E.M. and Enevoldsen, B.S. (1982). „Further characterization of intestinal lactase/phlorizin hydrolase”. Biochim. Biophys. Acta. 707: 89—97. PMID 6814489.
- ^ Skovbjerg, H., Sjöström, H. and Norén, O. (1981). „Purification and characterization of amphiphilic lactase-phlorizin hydrolase from human small-intestine”. Eur. J. Biochem. 114: 653—661. PMID 6786877.
- ^ Asp, N.G., Dahlqvist, A. and Koldovský, O. (1969). „Human small-intestinal β-galactosidases. Separation and characterization of one lactase and one hetero β-galactosidase”. Biochem. J. 114: 351—359. PMID 5822067.
Literatura
[уреди | уреди извор]- Nicholas C. Price; Lewis Stevens (1999). Fundamentals of Enzymology: The Cell and Molecular Biology of Catalytic Proteins (Third изд.). USA: Oxford University Press. ISBN 019850229X.
- Eric J. Toone (2006). Advances in Enzymology and Related Areas of Molecular Biology, Protein Evolution (Volume 75 изд.). Wiley-Interscience. ISBN 0471205036.
- Branden C; Tooze J. Introduction to Protein Structure. New York, NY: Garland Publishing. ISBN 0-8153-2305-0.
- Irwin H. Segel. Enzyme Kinetics: Behavior and Analysis of Rapid Equilibrium and Steady-State Enzyme Systems (Book 44 изд.). Wiley Classics Library. ISBN 0471303097.
- William P. Jencks (1987). Catalysis in Chemistry and Enzymology. Dover Publications. ISBN 0486654605.
Spoljašnje veze
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