Celulaza

S Vikipedije, slobodne enciklopedije
Celuloza
Identifikatori
EC broj3.2.1.4
CAS broj9012-54-8
Baze podataka
IntEnzIntEnz pregled
BRENDABRENDA pristup
ExPASyNiceZyme pregled
KEGGKEGG pristup
MetaCycmetabolički put
PRIAMprofil
Strukture PBPRCSB PDB PDBe PDBj PDBsum

Celuloza (EC 3.2.1.4, endo-1,4-beta-D-glukanaza, beta-1,4-glukanaza, beta-1,4-endoglukanska hidrolaza, celulaza A, celulozin AP, endoglukanaza D, alkalna celulaza, celulaza A 3, celudekstrinaza, 9.5 celulaza, avicelaza, pancelaza SS, 1,4-(1,3, 1,4)-beta-D-glukan 4-glukanohidrolaza) je enzim sa sistematskim imenom 4-beta-D-glukan 4-glukanohidrolaza.[1][2][3][4][5][6][7][8] Ovaj enzim katalizuje sledeću hemijsku reakciju

Endohidroliza (1->4)-beta-D-glukozidinih veza celuloze, lihenina i beta-D-glukana

Ovaj enzim hidrolizuje i 1,4-veze beta-D-glukana koji takođe sadrže 1,3-veze.

Reference[uredi | uredi izvor]

  1. ^ Datta, P.K., Hanson, K.R. and Whitaker, D.R. (1963). „Improved procedures for preparation and characterization of Myrothecum cellulase. III. Molecular weight, amino acid composition, terminal residues, and other properties”. Can. J. Biochem. Physiol. 41: 697—705. PMID 14025219. 
  2. ^ Larner, J. (1960). „Other glucosidases”. Ur.: Boyer, P.D., Lardy, H.; Myrb; auml; ck, K. The Enzymes. 4 (2nd izd.). New York: Academic Press. str. 369—378. 
  3. ^ Myers, F.L. & Northcote, D.H. (1959). „Partial purification and some properties of a cellulase from Helix pomatia. Biochem. J. 71: 749—756. PMID 13651124. 
  4. ^ Nishizawa, K. & Hashimoto, Y. (1959). „Cellulose splitting enzymes. VI. Difference in the specificities of cellulase and β-glucosidase from Irpex lacteus”. Arch. Biochem. Biophys. 81: 211—222. 
  5. ^ Whitaker, D.R., Hanson, K.R. and Datta, P.K. (1963). „Improved procedures for preparation and characterization of myrothecium cellulase. 2. Purification procedures”. Can. J. Biochem. Physiol. 41: 671—696. PMID 14000266. 
  6. ^ Hatfield, R. & Nevins, D.J. (1986). „Purification and properties of an endoglucanase isolated from the cell walls of Zea mays seedlings”. Carbohydr. Res. 148: 265—278. 
  7. ^ Hatfield, R. & Nevins, D.J. (1987). „Hydrolytic activity and substrate specificity of an endoglucanase from Zea mays seedling cell walls”. Plant Physiol. 83: 203—207. PMID 16665203. 
  8. ^ Inohue, M., Hayashgi, K. and Nevins, D.J. (1999). „Polypeptide characteristics and immunological properties of exo- and endoglucanases purified from maize coleoptile cell walls”. J. Plant Physiol. 154: 334—340. 

Literatura[uredi | uredi izvor]

  • Larner, J. (1960). „Other glucosidases”. Ur.: Boyer, P.D., Lardy, H.; Myrb; auml; ck, K. The Enzymes. 4 (2nd izd.). New York: Academic Press. str. 369—378. 

Spoljašnje veze[uredi | uredi izvor]

  • Cellulase na US National Library of Medicine Medical Subject Headings (MeSH)