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6K0G

Crystal Structure of UDP-glucose 4-epimerase from Bifidobacterium longum in complex with NAD+ and UDP

Functional Information from GO Data
ChainGOidnamespacecontents
A0003978molecular_functionUDP-glucose 4-epimerase activity
A0005829cellular_componentcytosol
A0005975biological_processcarbohydrate metabolic process
A0005996biological_processmonosaccharide metabolic process
A0006012biological_processgalactose metabolic process
A0016853molecular_functionisomerase activity
Functional Information from PDB Data
site_idAC1
Number of Residues22
Detailsbinding site for residue UDP A 401
ChainResidue
AASN180
ATYR234
AVAL269
AARG292
AASP295
AHOH513
AHOH529
AHOH551
AHOH610
AHOH659
AHOH661
AALA199
AHOH670
AHOH715
AHOH721
AASN200
ALEU201
AGLN217
AVAL218
ATYR219
AGLY230
AARG232

site_idAC2
Number of Residues34
Detailsbinding site for residue NAD A 402
ChainResidue
AGLY8
AGLY11
APHE12
AILE13
AASP32
AASN33
ATYR34
AGLY35
AASN36
ASER37
AGLY58
AASP59
AVAL60
APHE81
AALA82
AGLY83
ALYS85
AASN100
ASER123
ASER124
ATYR150
ALYS154
ATYR178
APHE179
APRO181
AHOH529
AHOH550
AHOH560
AHOH575
AHOH615
AHOH620
AHOH636
AHOH695
AHOH724

site_idAC3
Number of Residues3
Detailsbinding site for residue MG A 403
ChainResidue
AGLU67
AHIS115
AHOH809

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsActive site: {"description":"Proton acceptor","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues24
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

247947

PDB entries from 2026-01-21

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