UDP-4-amino-4,6-dideoxy-N-acetyl-alpha-D-glucosamine transaminase

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UDP-4-amino-4,6-dideoxy-N-acetyl-alpha-D-glucosamine transaminase
Identifiers
EC no. 2.6.1.91
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BRENDA BRENDA entry
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PRIAM profile
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NCBI proteins

UDP-4-amino-4,6-dideoxy-N-acetyl-alpha-D-glucosamine transaminase (EC 2.6.1.91, pglE (gene)) is an enzyme with systematic name UDP-4-amino-4,6-dideoxy-N-acetyl-alpha-D-glucosamine:2-oxoglutarate aminotransferase. [1] [2] [3] [4] This enzyme catalyses the following chemical reaction

UDP-4-amino-4,6-dideoxy-N-acetyl-alpha-D-glucosamine + 2-oxoglutarate UDP-2-acetamido-2,6-dideoxy-alpha-D-xylo-hex-4-ulose + L-glutamate

This enzyme is a pyridoxal-phosphate protein.

References

  1. ↑ Olivier NB, Chen MM, Behr JR, Imperiali B (November 2006). "In vitro biosynthesis of UDP-N,N'-diacetylbacillosamine by enzymes of the Campylobacter jejuni general protein glycosylation system". Biochemistry. 45 (45): 13659–69. doi:10.1021/bi061456h. PMC   2542654 . PMID   17087520.
  2. ↑ Schoenhofen IC, McNally DJ, Vinogradov E, Whitfield D, Young NM, Dick S, Wakarchuk WW, Brisson JR, Logan SM (January 2006). "Functional characterization of dehydratase/aminotransferase pairs from Helicobacter and Campylobacter: enzymes distinguishing the pseudaminic acid and bacillosamine biosynthetic pathways". The Journal of Biological Chemistry. 281 (2): 723–32. doi: 10.1074/jbc.m511021200 . PMID   16286454.
  3. ↑ Rangarajan ES, Ruane KM, Sulea T, Watson DC, Proteau A, Leclerc S, Cygler M, Matte A, Young NM (February 2008). "Structure and active site residues of PglD, an N-acetyltransferase from the bacillosamine synthetic pathway required for N-glycan synthesis in Campylobacter jejuni". Biochemistry. 47 (7): 1827–36. doi:10.1021/bi702032r. PMID   18198901.
  4. ↑ Hartley MD, Morrison MJ, Aas FE, Børud B, Koomey M, Imperiali B (June 2011). "Biochemical characterization of the O-linked glycosylation pathway in Neisseria gonorrhoeae responsible for biosynthesis of protein glycans containing N,N'-diacetylbacillosamine". Biochemistry. 50 (22): 4936–48. doi:10.1021/bi2003372. PMC   3108506 . PMID   21542610.
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