Beta-galaktozidaza
Изглед
Beta-galaktozidaza | |||||||||
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Identifikatori | |||||||||
EC broj | 3.2.1.23 | ||||||||
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 | ||||||||
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Beta-galaktozidaza (EC 3.2.1.23, beta-laktozidaza, maksilakt, hidrolakt, beta-D-laktozidaza, S 2107, laktozim, trilaktaza, beta-D-galaktanaza, orizatim, sumiklat) je enzim sa sistematskim imenom beta-D-galaktozid galaktohidrolaza.[1][2][3][4][5][6][7][8] Ovaj enzim katalizuje sledeću hemijsku reakciju
- hidroliza terminalnih, neredukujućih beta-D-galaktoznih ostataks beta-D-galaktozidi
Pojedini enzimi iz ove grupe hidrolizuju alfa-L-arabinozide.
Reference
[уреди | уреди извор]- ^ Blakely, J.A. & MacKenzie, S.L. (1969). „Purification and properties of a β-hexosidase from Sporobolomyces singularis”. Can. J. Biochem. 47: 1021—1025. PMID 5389663.
- ^ Kuby, S.A. & Lardy, H.A. (1953). „Purification and kinetics of β-D-galactosidase from Escherichia coli, strain K-12”. J. Am. Chem. Soc. 75: 890—896.
- ^ Kuo, C.H. & Wells, W.W. (1978). „β-Galactosidase from rat mammary gland. Its purification, properties, and role in the biosynthesis of 6β-O-D-galactopyranosyl myo-inositol”. J. Biol. Chem. 253: 3550—3556. PMID 418065.
- ^ Landman, O.E. (1957). „Properties and induction of β-galactosidase in Bacillus megaterium”. Biochim. Biophys. Acta. 23: 558—569. PMID 13426167.
- ^ Llanillo, M., Perez, N. and Cabezas, J.A. (1977). „β-Galactosidase and β-glucosidase activities of the same enzyme from rabbit liver”. Int. J. Biochem. 8: 557—564.
- ^ Monod, J. & Cohn, M. (1952). „La biosynthèse induite des enzymes (adaptation enzymatique)”. Adv. Enzymol. Relat. Subj. Biochem. 13: 67—119. PMID 14943665.
- ^ Wallenfels, K. & Malhotra, O.P. (1960). Boyer, P.D., Lardy, H.; Myrb; auml & ck, K., ур. The Enzymes. 4 (2nd изд.). New York: Academic Press. стр. 409—430.
- ^ 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.
Литература
[уреди | уреди извор]- Wallenfels, K. & Malhotra, O.P. (1960). Boyer, P.D., Lardy, H.; Myrb; auml & ck, K., ур. The Enzymes. 4 (2nd изд.). New York: Academic Press. стр. 409—430.
Spoljašnje veze
[уреди | уреди извор]- Beta-galactosidase на US National Library of Medicine Medical Subject Headings (MeSH)