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3VNI

Crystal structures of D-Psicose 3-epimerase from Clostridium cellulolyticum H10 and its complex with ketohexose sugars

Functional Information from GO Data
ChainGOidnamespacecontents
A0016853molecular_functionisomerase activity
A0016857molecular_functionracemase and epimerase activity, acting on carbohydrates and derivatives
A0030145molecular_functionmanganese ion binding
A0046872molecular_functionmetal ion binding
A0050897molecular_functioncobalt ion binding
B0016853molecular_functionisomerase activity
B0016857molecular_functionracemase and epimerase activity, acting on carbohydrates and derivatives
B0030145molecular_functionmanganese ion binding
B0046872molecular_functionmetal ion binding
B0050897molecular_functioncobalt ion binding
C0016853molecular_functionisomerase activity
C0016857molecular_functionracemase and epimerase activity, acting on carbohydrates and derivatives
C0030145molecular_functionmanganese ion binding
C0046872molecular_functionmetal ion binding
C0050897molecular_functioncobalt ion binding
D0016853molecular_functionisomerase activity
D0016857molecular_functionracemase and epimerase activity, acting on carbohydrates and derivatives
D0030145molecular_functionmanganese ion binding
D0046872molecular_functionmetal ion binding
D0050897molecular_functioncobalt ion binding
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE MN A 7001
ChainResidue
AGLU150
AASP183
AHIS209
AGLU244
AHOH7306

site_idAC2
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MN B 301
ChainResidue
BGLU150
BASP183
BHIS209
BGLU244

site_idAC3
Number of Residues4
DetailsBINDING SITE FOR RESIDUE MN C 301
ChainResidue
CGLU150
CASP183
CHIS209
CGLU244

site_idAC4
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MN D 301
ChainResidue
DGLU150
DASP183
DHIS209
DGLU244
DHOH636
DHOH637

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues8
DetailsActive site: {"description":"Proton donor/acceptor","evidences":[{"source":"UniProtKB","id":"Q9WYP7","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues40
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"22426981","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"A9CH28","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

246031

PDB entries from 2025-12-10

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