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PMC	članci
PubMed	članci
NCBI	proteini

I-karaginaza
I-karaginaza
Identifikatori
EC broj	3.2.1.157
CAS broj	50936-37-3
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
Pretraga
PMC	članci
PubMed	članci
NCBI	proteini

I-karaginaza (EC 3.2.1.157, Iota-carrageenase) je enzim sa sistematskim imenom I-karaginan 4-beta-D-glikanohidrolaza (inverzija konfiguracije).^[1]^[2]^[3] Ovaj enzim katalizuje sledeću hemijsku reakciju

Endohidroliza (1->4)-beta-D-veza između D-galaktoza 4-sulfata i 3,6-anhidro-D-galaktoza-2-sulfata u I-karaginanima

Glavni produkti hidrolize su neokaratetraoza sulfat i neokaraheksaoza sulfat.

Reference

^ Barbeyron, T., Michel, G., Potin, P., Henrissat, B. and Kloareg, B. (2000). „ι-Carrageenases constitute a novel family of glycoside hydrolases, unrelated to that of κ-carrageenases”. J. Biol. Chem. 275: 35499—35505. PMID 10934194.
^ Michel, G., Chantalat, L., Fanchon, E., Henrissat, B., Kloareg, B. and Dideberg, O. (2001). „The ι-carrageenase of Alteromonas fortis. A β-helix fold-containing enzyme for the degradation of a highly polyanionic polysaccharide”. J. Biol. Chem. 276: 40202—40209. PMID 11493601.
^ Michel, G., Helbert, W., Kahn, R., Dideberg, O. and Kloareg, B. (2003). „The structural bases of the processive degradation of ι-carrageenan, a main cell wall polysaccharide of red algae”. J. Mol. Biol. 334: 421—433. PMID 14623184.

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

Iota-carrageenase на US National Library of Medicine Medical Subject Headings (MeSH)

[1] Barbeyron, T., Michel, G., Potin, P., Henrissat, B. and Kloareg, B. (2000). „ι-Carrageenases constitute a novel family of glycoside hydrolases, unrelated to that of κ-carrageenases”. J. Biol. Chem. 275: 35499—35505. PMID 10934194.

[2] Michel, G., Chantalat, L., Fanchon, E., Henrissat, B., Kloareg, B. and Dideberg, O. (2001). „The ι-carrageenase of Alteromonas fortis. A β-helix fold-containing enzyme for the degradation of a highly polyanionic polysaccharide”. J. Biol. Chem. 276: 40202—40209. PMID 11493601.

[3] Michel, G., Helbert, W., Kahn, R., Dideberg, O. and Kloareg, B. (2003). „The structural bases of the processive degradation of ι-carrageenan, a main cell wall polysaccharide of red algae”. J. Mol. Biol. 334: 421—433. PMID 14623184.

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