CATH Classification

Domain Context

CATH Clusters

Superfamily Type I PLP-dependent aspartate aminotransferase-like (Major domain)
Functional Family Aminotransferase, DegT/DnrJ/EryC1/StrS family

Enzyme Information

2.6.1.98
UDP-2-acetamido-2-deoxy-ribo-hexuluronate aminotransferase.
based on mapping to UniProt Q9HZ76
UDP-2-acetamido-3-amino-2,3-dideoxy-alpha-D-glucuronate + 2-oxoglutarate = UDP-2-acetamido-2-deoxy-D-ribo-hex-3-uluronate + L-glutamate.
-!- This enzyme participates in the biosynthetic pathway for UDP-alpha-D- ManNAc3NAcA (UDP-2,3-diacetamido-2,3-dideoxy-alpha-D-mannuronic acid), an important precursor of B-band lipopolysaccharide. -!- The enzymes from Pseudomonas aeruginosa serotype O5 and Thermus thermophilus form a complex with the previous enzyme in the pathway, EC 1.1.1.335.

UniProtKB Entries (1)

Q9HZ76
WBPE_PSEAE
Pseudomonas aeruginosa PAO1
UDP-2-acetamido-2-deoxy-3-oxo-D-glucuronate aminotransferase

PDB Structure

PDB 3NU7
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural Analysis of WbpE from Pseudomonas aeruginosa PAO1: A Nucleotide Sugar Aminotransferase Involved in O-Antigen Assembly
Larkin, A., Olivier, N.B., Imperiali, B.
Biochemistry
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