| EC |
2.4.2.26 |
| Accepted name: |
protein xylosyltransferase |
| Reaction: |
UDP-α-D-xylose + [protein]-L-serine = UDP + [protein]-3-O-(β-D-xylosyl)-L-serine |
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For diagram of heparan and chondroitin biosynthesis (early stages), click here |
| Other name(s): |
UDP-D-xylose:core protein β-D-xylosyltransferase; UDP-D-xylose:core protein xylosyltransferase; UDP-D-xylose:proteoglycan core protein β-D-xylosyltransferase; UDP-xylose-core protein β-D-xylosyltransferase; uridine diphosphoxylose-core protein β-xylosyltransferase; uridine diphosphoxylose-protein xylosyltransferase; UDP-D-xylose:protein β-D-xylosyltransferase |
| Systematic name: |
UDP-α-D-xylose:protein β-D-xylosyltransferase (configuration-inverting) |
| Comments: |
Involved in the biosynthesis of the linkage region of glycosaminoglycan chains as part of proteoglycan biosynthesis (chondroitin, dermatan and heparan sulfates). |
| Links to other databases: |
BRENDA, EXPASY, KEGG, MetaCyc, PDB, CAS registry number: 55576-38-0 |
| References: |
| 1. |
Stoolmiller, A.C., Horwitz, A.L. and Dorfman, A. Biosynthesis of the chondroitin sulfate proteoglycan. Purification and properties of xylosyltransferase. J. Biol. Chem. 247 (1972) 3525–3532. [PMID: 5030630] |
| 2. |
Götting, C., Kuhn, J., Zahn, R., Brinkmann, T. and Kleesiek, K. Molecular cloning and expression of human UDP-D-xylose:proteoglycan core protein β-D-xylosyltransferase and its first isoform XT-II. J. Mol. Biol. 304 (2000) 517–528. [DOI] [PMID: 11099377] |
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| [EC 2.4.2.26 created 1976, modified 2002, modified 2016] |
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