Alfa-N-acetilgalaktozaminidaza
| Alfa-N-acetilgalaktozaminidaza | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Identifikatori | |||||||||
| EC broj | 3.2.1.49 | ||||||||
| CAS broj | 9075-63-2 | ||||||||
| 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 | ||||||||
| |||||||||
Alfa-N-acetilgalaktozaminidaza (EC 3.2.1.49, alfa-acetilgalaktozaminidaza, N-acetil-alfa-D-galaktozaminidaza, N-acetil-alfa-galaktozaminidaza, alfa-NAGAL, alfa-NAGA, alfa-GalNAkaza) je enzim sa sistematskim imenom alfa-N-acetil-D-galaktozaminid N-acetilgalaktozaminohidrolaza.[1][2][3][4][5][6][7] Ovaj enzim katalizuje sledeću hemijsku reakciju
- Odvajanje neredukujućih alfa-(1->3)-N-acetilgalaktozaminskih ostataka sa mucinskih glikoproteina ljudske krvne grupe A i AB, Forsman haptena i lakto serije glikolipida krvne grupe A
Ljudski lizozomalni enzim učestvuje u degradaciji epitopa krvnog tipa A.
Reference
[уреди | уреди извор]- ^ Asfaw, B., Schindler, D., Ledvinova, J., Cerny, B., Smid, F. and Conzelmann, E. (1998). „Degradation of blood group A glycolipid A-6-2 by normal and mutant human skin fibroblasts”. J. Lipid Res. 39: 1768—1780. PMID 9741689.
- ^ Zhu, A., Monahan, C., Wang, Z.K. and Goldstein, J. (1996). „Expression, purification, and characterization of recombinant α-N-acetylgalactosaminidase produced in the yeast Pichia pastoris”. Protein Expr. Purif. 8: 456—462. PMID 8954893.
- ^ Clark, N.E. & Garman, S.C. (2009). „The 1.9 Å structure of human α-N-acetylgalactosaminidase: The molecular basis of Schindler and Kanzaki diseases”. J. Mol. Biol. 393: 435—447. PMID 19683538.
- ^ Hoskins, L.C., Boulding, E.T. and Larson, G. (1997). „Purification and characterization of blood group A-degrading isoforms of α-N-acetylgalactosaminidase from Ruminococcus torques strain IX-70”. J. Biol. Chem. 272: 7932—7939. PMID 9065462.
- ^ Harun-Or-Rashid, M., Matsuzawa, T., Satoh, Y., Shiraishi, T., Ando, M., Sadik, G. and Uda, Y. (2010). „Purification and characterization of α-N-acetylgalactosaminidases I and II from the starfish Asterina amurensis”. Biosci. Biotechnol. Biochem. 74: 256—261. PMID 20139603.
- ^ Weignerova, L., Filipi, T., Manglova, D. and Kren, V. (2008). „Induction, purification and characterization of α-N-acetylgalactosaminidase from Aspergillus niger”. Appl. Microbiol. Biotechnol. 79: 769—774. PMID 18443780.
- ^ Ashida, H., Tamaki, H., Fujimoto, T., Yamamoto, K. and Kumagai, H. (2000). „Molecular cloning of cDNA encoding α-N-acetylgalactosaminidase from 'Acremonium sp. and its expression in yeast”. Arch. Biochem. Biophys. 384: 305—310. PMID 11368317.
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
[уреди | уреди извор]- Alpha-N-acetylgalactosaminidase на US National Library of Medicine Medical Subject Headings (MeSH)
