Glucuronyl-galactosyl-proteoglycan 4-alpha-N-acetylglucosaminyltransferase | |||||||||
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Identifiers | |||||||||
EC no. | 2.4.1.223 | ||||||||
CAS no. | 179241-74-8 | ||||||||
Databases | |||||||||
IntEnz | IntEnz view | ||||||||
BRENDA | BRENDA entry | ||||||||
ExPASy | NiceZyme view | ||||||||
KEGG | KEGG entry | ||||||||
MetaCyc | metabolic pathway | ||||||||
PRIAM | profile | ||||||||
PDB structures | RCSB PDB PDBe PDBsum | ||||||||
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Glucuronyl-galactosyl-proteoglycan 4-alpha-N-acetylglucosaminyltransferase (EC 2.4.1.223, alpha-N-acetylglucosaminyltransferase I, alpha1,4-N-acetylglucosaminyltransferase, glucuronosylgalactosyl-proteoglycan 4-alpha-N-acetylglucosaminyltransferase) is an enzyme with systematic name UDP-N-acetyl-D-glucosamine:beta-D-glucuronosyl-(1->3)-beta-D-galactosyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-xylosyl-proteoglycan 4IV-alpha-N-acetyl-D-glucosaminyltransferase.[1][2] This enzyme catalyses the following chemical reaction
This enzyme is involved in the initiation of heparin and heparan sulfate synthesis.