| UDP-N-acetylgalactosamine (GlcUA-GalNAc-4-sulfate)(4) N-acetylgalactosaminyltransferase | <enzyme> Involved in chondroitin sulfate synthesis Registry number: EC 2.4.1.- (26 Jun 1999) |
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| UDP-N-acetylgalactosamine-chondroitin sulfate N-acetylgalactosaminyltransferase | <enzyme> Involved in polymerization of chondroitin sulfate backbone Registry number: EC 2.4.1.- Synonym: udp-galnac-chondroitin n-acetylgalactosaminyltransferase, udp-galnac-cs galnac transferase (26 Jun 1999) |
| UDP-N-acetylgalactosamine-N-acetylgalactosaminylphosphotransferase | <enzyme> Catalyses the transfer of n-acetylgalactosaminephosphate (galnacp) from udp-galnac to o-serine- or threonine-linked oligosaccharide chains in a phosphodiester linkage Registry number: EC 2.7.8.- Synonym: galnacp-transferase, n-acetylgalactosaminylphosphotranferase (26 Jun 1999) |
| UDP-N-acetylglucosamine dehydrogenase | <enzyme> Catalyses the dehydrogenation of udp-n-acetyl-2-amino-d-glucuronate in the presence of NADH to yield udp-n-acetyl-d-glucosamine and nad and water Registry number: EC 1.1.1.136 Synonym: udp-glcnac dehydrogenase (26 Jun 1999) |
| UDP-N-acetylglucosamine-galactose(1-6)-N-acetylglucosaminyltransferase | <enzyme> Forms oligosaccharide core class 4(glcnac beta 1-3(glcnac beta 1-6)galnac) in mucins and various glycoproteins Registry number: EC 2.4.1.148 Synonym: udp-nagagf (26 Jun 1999) |
| UDP-N-acetylglucosamine-lysosomal-enzyme-N-acetylglucosaminephosphotransferase | <enzyme> Fibroblasts from patients with i-cell (mucolipidosis II) and pseudo-hurler polydystrophy (mucolipidosis III) are deficient in above enzyme; for n-acetylglucosamine transferred to dolichyl phosphate see EC 2.7.8.15 Registry number: EC 2.7.8.17 Synonym: udpgnac gp gnac phosphotransferase, udpgnac phosphotransferase, uridine 5'-diphosphate-n-acetylglucosamine glycoprotein n-acetylglucosaminylphosphotransferase, n-acetylglucosamine-1-phosphotransferase, n-agapt, udp-n-acetylglucosamine-lysosomal glycoprotein n-acetylglucosaminylphosphotransferase, udp-acetylglucosamine-glycoprotein n-acetylglucosamine-1-phosphotransferase (26 Jun 1999) |
| UDP-N-acetylglucosamine-N-acetylmuramyl-(pentapeptide)pyrophosphoryl-undecaprenol N-acetylglucosamine transferase | <enzyme> Found in cell envelope of E coli; catalyses the formation of undecaprenyl-pyrophosphoryl-murnac-(pentapeptide)glcnac (lipid intermediate II) from undecaprenyl-pyrophosphoryl-murnac-pentapeptide (lipid intermediate i) and udp-glcnac in peptidoglycan synthesis Registry number: EC 2.4.1.- Synonym: murg gene product, murg protein (26 Jun 1999) |
| UDP-N-acetylglucosamine-peptide beta-N-acetylglucosaminyltransferase | <enzyme> Responsible for the addition of o-linked n-acetylglucosamine to proteins Registry number: EC 2.4.1.- Synonym: udp-glcnac-peptide-glcnac-transferase, glcnac transferase (26 Jun 1999) |
| UDP-N-acetylglucosamine:lysosomal enzyme N-acetylglucosaminyl-1-phosphotransferase | <enzyme> An enzyme that participates in the posttranslational modification of a number of lysosomal proteins; a deficiency or defect in this enzyme results in two forms of mucolipidoses, I-cell disease, and pseudo-Hurler polydystrophy. (05 Mar 2000) |
| UDP-N-acetylmannosamine dehydrogenase | <enzyme> From udp-n-acetylmannosamine to udp-mannacua; it is nad dependent Registry number: EC 1.1.1.- Synonym: udp-mannose-n-acetyldehydrogenase, rffd gene product (26 Jun 1999) |
| UDP-N-acetylmannosamine-N-acetylglucosaminyl pyrophosphorylundecaprenol N-acetylmannosaminyltransferase | <enzyme> From bacillus subtilis; catalyses the conversion of glcnac-pp-undecaprenol into mannac(beta1-4)glcnac-pp-undecaprenol, a key intermediate in the synthesis of various teichoic acids. Registry number: EC 2.4.1.- Synonym: udp-mannac-glcnac-pp-undecaprenol n-acetylmannosaminyltransferase, agppuamtransferase (26 Jun 1999) |
| UDP-N-acetylmuramoylalanine-D-glutamate ligase | <enzyme> From E coli; catalyses the synthesis of udp-n-acetylmuramoyl-l-alanyl-d-glutamate from ATP and udp-n-acetylmuramoyl-l-alanine and d-glutamate Registry number: EC 6.3.2.9 Synonym: d-glu-adding enzyme, d-glutamic acid adding enzyme, murd gene product (26 Jun 1999) |
| UDP-N-acetylmuramoylalanyl-glutamyl-2,6-diaminopimelate-alanyl-alanine ligase | <enzyme> Reaction: ATP + udp-n-acetylmuramoyl-l-ala-d-glu-2,6 -diaminoheptanedioate d-ala-d-ala = ADP + orthophosphate + udp-n-acetylmuramoyl-l-ala-d-glu-6-carboxy-l-lys-d-ala-d-ala; 454 amino acids, mw 48 kD; from bacteria; final step in synthesis of udp-n-acetylmuramoyl pentapeptide; genbank x62437 Registry number: EC 6.3.2.15 Synonym: udp-n-acetylmuramoyl-alanyl-d-glutamyl-meso-2,6-diaminopimeloyl-d-alanyl-d-alanine synthetase, murf gene product, udp-n-acetylmuramoyl-l-ala-glu-meso-2,6-diaminopimeloyl-ala-ala synthetase (26 Jun 1999) |