Structure of PDB 3rua Chain A

Receptor sequence
>3ruaA (length=336) Species: 703 (Plesiomonas shigelloides) [Search protein sequence]
YMSRYEEITQQLIFSPKTWLITGVAGFIGSNLLEKLLKLNQVVIGLDNFS
TGHQYNLDEVKTLVSTEQWSRFCFIEGDIRDLTTCEQVMKGVDHVLHQAA
LGSVPRSIVDPITTNATNITGFLNILHAAKNAQVQSFTYAASSSTYGDHP
ALPKVEENIGNPLSPYAVTKYVNEIYAQVYARTYGFKTIGLRYFNVFGRR
QDPNGAYAAVIPKWTAAMLKGDDVYINGDGETSRDFCYIDNVIQMNILSA
LAKDSAKDNIYNVAVGDRTTLNELSGYIYDELNLIHHIKYREFRSGDVRH
SQADVTKAIDLLKYRPNIKIREGLRLSMPWYVRFLK
3D structure
PDB3rua Specific recognition of N-acetylated substrates and domain flexibility in WbgU: a UDP-GalNAc 4-epimerase
ChainA
Resolution2.1 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) S142 S143 S144 Y166 K170 N204
Catalytic site (residue number reindexed from 1) S142 S143 S144 Y166 K170 N204
Enzyme Commision number 5.1.3.7: UDP-N-acetylglucosamine 4-epimerase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 NAD A G23 G26 F27 I28 D47 N48 F49 S50 T51 G52 D78 I79 Q98 A99 A100 A140 Y166 K170 Y193 V196 G23 G26 F27 I28 D47 N48 F49 S50 T51 G52 D78 I79 Q98 A99 A100 A140 Y166 K170 Y193 V196
Gene Ontology
Molecular Function
GO:0000166 nucleotide binding
GO:0003974 UDP-N-acetylglucosamine 4-epimerase activity
GO:0016853 isomerase activity
Biological Process
GO:0009243 O antigen biosynthetic process

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Molecular Function
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Biological Process
External links
PDB RCSB:3rua, PDBe:3rua, PDBj:3rua
PDBsum3rua
PubMed
UniProtQ7BJX9|GNE_PLESH UDP-N-acetylglucosamine 4-epimerase (Gene Name=wbgU)

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