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Nezasićena ramnogalakturonilna hidrolaza
Nezasićena ramnogalakturonilna hidrolaza
Identifikatori
EC broj	3.2.1.172
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
PMC
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Nezasićena ramnogalakturonilna hidrolaza (EC 3.2.1.172, YteR, YesR) je enzim sa sistematskim imenom 2-O-(4-dezoksi-beta-L-treo-heks-4-enopiranuronozil)-alfa-L-ramnopiranoza hidrolaza.^[1]^[2]^[3] Ovaj enzim katalizuje sledeću hemijsku reakciju

2-O-(4-dezoksi-beta-L-treo-heks-4-enopiranuronozil)-alfa-L-ramnopiranoza + H₂O

\rightleftharpoons

5-dehidro-4-dezoksi-D-glukuronat + L-ramnopiranoza

Ovaj enzim učestvuje u degradaciji ramnogalakturonana I kod Bacillus subtilis vrste 168.

Reference

^ Itoh, T., Ochiai, A., Mikami, B., Hashimoto, W. and Murata, K. (2006). „A novel glycoside hydrolase family 105: the structure of family 105 unsaturated rhamnogalacturonyl hydrolase complexed with a disaccharide in comparison with family 88 enzyme complexed with the disaccharide”. J. Mol. Biol. 360: 573—585. PMID 16781735.
^ Zhang, R., Minh, T., Lezondra, L., Korolev, S., Moy, S.F., Collart, F. and Joachimiak, A. (2005). „1.6 Å crystal structure of YteR protein from Bacillus subtilis, a predicted lyase”. Proteins. 60: 561—565. PMID 15906318.
^ Itoh, T., Ochiai, A., Mikami, B., Hashimoto, W. and Murata, K. (2006). „Structure of unsaturated rhamnogalacturonyl hydrolase complexed with substrate”. Biochem. Biophys. Res. Commun. 347: 1021—1029. PMID 16870154.

Literatura

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

Unsaturated+rhamnogalacturonyl+hydrolase на US National Library of Medicine Medical Subject Headings (MeSH)

[1] Itoh, T., Ochiai, A., Mikami, B., Hashimoto, W. and Murata, K. (2006). „A novel glycoside hydrolase family 105: the structure of family 105 unsaturated rhamnogalacturonyl hydrolase complexed with a disaccharide in comparison with family 88 enzyme complexed with the disaccharide”. J. Mol. Biol. 360: 573—585. PMID 16781735.

[2] Zhang, R., Minh, T., Lezondra, L., Korolev, S., Moy, S.F., Collart, F. and Joachimiak, A. (2005). „1.6 Å crystal structure of YteR protein from Bacillus subtilis, a predicted lyase”. Proteins. 60: 561—565. PMID 15906318.

[3] Itoh, T., Ochiai, A., Mikami, B., Hashimoto, W. and Murata, K. (2006). „Structure of unsaturated rhamnogalacturonyl hydrolase complexed with substrate”. Biochem. Biophys. Res. Commun. 347: 1021—1029. PMID 16870154.

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