EC Number |
Reaction |
Reference |
---|
4.2.2.5 | [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine]n = n-1 4-deoxy-beta-D-gluc-4-enuronosyl-1,4-beta-D-hexosylamine + [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine] |
acts on chondroitin 4-sulfate and chondroitin 6-sulfate, but less well on hyaluronate |
-, 649356, 649575, 651121, 652640 |
4.2.2.5 | [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine]n = n-1 4-deoxy-beta-D-gluc-4-enuronosyl-1,4-beta-D-hexosylamine + [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine] |
acts on chondroitin 4-sulfate and chondroitin 6-sulfate, but less well on hyaluronate, lytic mechanism with Tyr242 acting as a general base that abstracts the proton from the C5 position of glucuronic acid while Asn183 and His233 neutralize the charge on the glucuronate acidic group, substrate binding site |
652936 |
4.2.2.5 | [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine]n = n-1 4-deoxy-beta-D-gluc-4-enuronosyl-1,4-beta-D-hexosylamine + [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine] |
acts on chondroitin 4-sulfate and chondroitin 6-sulfate, but less well on hyaluronate, mechanism, active site structure, His225, Tyr234, Arg288, and Glu371 form a catalytic tetrad |
650050 |
4.2.2.5 | [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine]n = n-1 4-deoxy-beta-D-gluc-4-enuronosyl-1,4-beta-D-hexosylamine + [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine] |
acts on chondroitin 4-sulfate and chondroitin 6-sulfate, but less well on hyaluronate, random endolytic elimination mechanism |
649318 |
4.2.2.5 | [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine]n = n-1 4-deoxy-beta-D-gluc-4-enuronosyl-1,4-beta-D-hexosylamine + [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine] |
acts on chondroitin 4-sulfate and chondroitin 6-sulfate, but less well on hyaluronate, reaction mechanism |
650383 |
4.2.2.5 | [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine]n = n-1 4-deoxy-beta-D-gluc-4-enuronosyl-1,4-beta-D-hexosylamine + [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine] |
acts on chondroitin 4-sulfate and chondroitin 6-sulfate, but less well on hyaluronate, stepwise reaction mechanism |
651587 |
4.2.2.5 | [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine]n = n-1 4-deoxy-beta-D-gluc-4-enuronosyl-1,4-beta-D-hexosylamine + [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine] |
random attack |
34091 |
4.2.2.5 | [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine]n = n-1 4-deoxy-beta-D-gluc-4-enuronosyl-1,4-beta-D-hexosylamine + [1,3-beta-D-glucuronic acid-1,4-beta-D-hexosylamine] |
stepwise attack |
34091 |