Enzymes: Difference between revisions
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*Beta-glucan liberation and degradation (see [[Beta-glucans]]) | *Beta-glucan liberation and degradation (see [[Beta-glucans]]) | ||
** '''β-glucan solubilase''' (optimal 62–65°C, pH 6.8) releases high-molecular-weight matrix-bound β-glucans, increasing the amount in the wort.<ref name=esslinger/><ref name=sacher2/> | ** '''β-glucan solubilase''' (optimal 62–65°C, pH 6.8) releases high-molecular-weight matrix-bound β-glucans, increasing the amount in the wort.<ref name=esslinger/><ref name=sacher2/> | ||
** '''Endo-1,3-β-glucanase''' (optimal < | ** '''Endo-(1,3;1,4)-β-glucanase''' (optimal <55°C, pH 4.7) degrades soluble high-molecular-weight β-glucan into low-molecular-weight β-glucan.<ref name=esslinger/><ref name=jin>Jin YL, Speers RA, Paulson AT, Stewart RJ. [https://www.researchgate.net/profile/Robert-Speers/publication/296811873_Barley_b-glucans_and_their_degradation_during_malting_and_brewing/links/595a4f16458515a5406fc54e/Barley-b-glucans-and-their-degradation-during-malting-and-brewing.pdf Barley β-glucans and their degradation during malting and brewing.] ''Tech Q Master Brew Assoc Am.'' 2004;41(3):231–240.</ref> | ||
** '''Exo-β-glucanase''' (optimal <40°C pH 4.5) degrades cellobiose & laminaribiose into glucose.<ref name=esslinger/> | ** '''Exo-β-glucanase''' (optimal <40°C pH 4.5) degrades cellobiose & laminaribiose into glucose.<ref name=esslinger/> | ||
*Phosphate liberation (see [[Phosphates]]) | *Phosphate liberation (see [[Phosphates]]) | ||