EC Number   |
pH Minimum |
pH Maximum |
Reference |
|---|
   3.5.1.93 | -999 |
- |
pH-dependent activity profile for the enzyme immobilized on silica gel modified with 3-aminopropyltriethoxysilane is considerably expanded |
660933 |
| 3.5.1.93 | -999 |
- |
the immobilized enzyme is very sensitive to changing pH during the reaction. Proton-forming bioconversion reactions, like the CCA reaction, in pakced-bed reactors, drastic decreases in pH during continuous catalysis have to be avoided |
756276 |
| 3.5.1.93 | 5 |
6 |
pH 4.0: no activity, pH 5.0: maximal activity, pH 6.0: about 60% of maximal activity, pH 7: no activity |
661389 |
| 3.5.1.93 | 5 |
6 |
pH 5.0: about 70% of maximal activity, pH 6.0: about 75% of maximal activity, pH 4.5: about 20% of maximal activity, pH 6.5: about 15% of maximal activity |
661368 |
| 3.5.1.93 | 6 |
9 |
pH 6.0: about 40% of maximal activity of enzyme immobilized on cyanogen bromide agarose, about 55% of maximal activity of soluble enzyme and enzyme immobilized on amino-epoxy Sepabead derivatives, pH 9.0: about 90% of maximal activity of soluble enzyme, about 70% of maximal activity of cyanogen bromide agarose derivatives |
662487 |
| 3.5.1.93 | 6 |
9 |
pH 6: about 50% of maximal activity, pH 90: about 90% of maximal activity, hydrolysis of glutaryl-7-aminocephalosporanic acid |
662549 |
| 3.5.1.93 | 6 |
10 |
pH 6.0: soluble enzyme shows 35% of maximal activity, enzyme immobilized on silica gel modified with 3-aminopropyltriethoxysilane shows 60% of maximal activity, pH 10.0: soluble enzyme shows 67% of maximal activity, enzyme immobilized on silica gel modified with 3-aminopropyltriethoxysilane shows 75% of maximal activity |
660933 |
| 3.5.1.93 | 6 |
10 |
pH 6.0: soluble enzyme shows about 35% of maximal activity, enzyme immobilized on silica gel modified by epoxide silanization shows about 65% of maximal activity, pH 10.0: soluble enzyme shows about 70% of maximal activity, enzyme immobilized on silica gel modified by epoxide silanization shows about 85% of maximal activity |
671010 |
| 3.5.1.93 | 7 |
9 |
activity decrease from pH 7 to pH 9, synthesis of glutaryl-7-aminocephalosporanic acid |
662549 |
| 3.5.1.93 | 7 |
9 |
activity decreases from pH 7 to pH 9, synthesis of glutaryl-7-aminocephalosporanic acid |
662549 |
