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3PK7

Crystal structure of D-mannonate dehydratase from Chromohalobacter salexigens with MG and Glycerol bound in the active site

Functional Information from GO Data
ChainGOidnamespacecontents
A0000287molecular_functionmagnesium ion binding
A0008927molecular_functionmannonate dehydratase activity
A0009063biological_processamino acid catabolic process
A0016052biological_processcarbohydrate catabolic process
A0016829molecular_functionlyase activity
A0046872molecular_functionmetal ion binding
A0047929molecular_functiongluconate dehydratase activity
B0000287molecular_functionmagnesium ion binding
B0008927molecular_functionmannonate dehydratase activity
B0009063biological_processamino acid catabolic process
B0016052biological_processcarbohydrate catabolic process
B0016829molecular_functionlyase activity
B0046872molecular_functionmetal ion binding
B0047929molecular_functiongluconate dehydratase activity
C0000287molecular_functionmagnesium ion binding
C0008927molecular_functionmannonate dehydratase activity
C0009063biological_processamino acid catabolic process
C0016052biological_processcarbohydrate catabolic process
C0016829molecular_functionlyase activity
C0046872molecular_functionmetal ion binding
C0047929molecular_functiongluconate dehydratase activity
D0000287molecular_functionmagnesium ion binding
D0008927molecular_functionmannonate dehydratase activity
D0009063biological_processamino acid catabolic process
D0016052biological_processcarbohydrate catabolic process
D0016829molecular_functionlyase activity
D0046872molecular_functionmetal ion binding
D0047929molecular_functiongluconate dehydratase activity
E0000287molecular_functionmagnesium ion binding
E0008927molecular_functionmannonate dehydratase activity
E0009063biological_processamino acid catabolic process
E0016052biological_processcarbohydrate catabolic process
E0016829molecular_functionlyase activity
E0046872molecular_functionmetal ion binding
E0047929molecular_functiongluconate dehydratase activity
F0000287molecular_functionmagnesium ion binding
F0008927molecular_functionmannonate dehydratase activity
F0009063biological_processamino acid catabolic process
F0016052biological_processcarbohydrate catabolic process
F0016829molecular_functionlyase activity
F0046872molecular_functionmetal ion binding
F0047929molecular_functiongluconate dehydratase activity
G0000287molecular_functionmagnesium ion binding
G0008927molecular_functionmannonate dehydratase activity
G0009063biological_processamino acid catabolic process
G0016052biological_processcarbohydrate catabolic process
G0016829molecular_functionlyase activity
G0046872molecular_functionmetal ion binding
G0047929molecular_functiongluconate dehydratase activity
H0000287molecular_functionmagnesium ion binding
H0008927molecular_functionmannonate dehydratase activity
H0009063biological_processamino acid catabolic process
H0016052biological_processcarbohydrate catabolic process
H0016829molecular_functionlyase activity
H0046872molecular_functionmetal ion binding
H0047929molecular_functiongluconate dehydratase activity
Functional Information from PDB Data
site_idAC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG A 406
ChainResidue
AASP213
AGLU239
AGLU265
AHOH409
AHOH423
AHOH458

site_idAC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL A 407
ChainResidue
AHIS315
APRO317
AASP319
ATRP405
AHOH423
BTRP78
AASN39
AHIS215
AGLU265

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG B 406
ChainResidue
BASP213
BGLU239
BGLU265
BHOH411
BHOH426
BHOH455

site_idAC4
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL B 407
ChainResidue
ATYR77
ATRP78
BASN39
BHIS215
BHIS315
BPRO317
BASP319
BHOH426

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG C 406
ChainResidue
CASP213
CGLU239
CGLU265
CHOH408
CHOH442
CHOH445

site_idAC6
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL C 407
ChainResidue
CASN39
CTYR161
CGLU265
CHIS315
CPRO317
CASP319
CHOH2889
DTRP78

site_idAC7
Number of Residues7
DetailsBINDING SITE FOR RESIDUE MG D 406
ChainResidue
DASP213
DGLU239
DGLU265
DARG286
DHOH413
DHOH441
DHOH942

site_idAC8
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL D 407
ChainResidue
CTRP78
DASN39
DHIS215
DGLU265
DHIS315
DPRO317
DASP319

site_idAC9
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG D 408
ChainResidue
DHOH1862
DHOH2559
DHOH2745
DHOH3071
DHOH3072
DHOH3073

site_idBC1
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG E 406
ChainResidue
EASP213
EGLU239
EGLU265
EHOH416
EHOH428
EHOH437

site_idBC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL E 407
ChainResidue
EASN39
ETYR161
EHIS215
EHIS315
EPRO317
EASP319
ETRP405
HTYR77
HTRP78

site_idBC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG F 406
ChainResidue
FASP213
FGLU239
FGLU265
FHOH414
FHOH420
FHOH458

site_idBC4
Number of Residues7
DetailsBINDING SITE FOR RESIDUE GOL F 407
ChainResidue
FASN39
FHIS215
FHIS315
FPRO317
FASP319
FTRP405
GTRP78

site_idBC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG G 406
ChainResidue
GASP213
GGLU239
GGLU265
GHOH414
GHOH421
GHOH441

site_idBC6
Number of Residues8
DetailsBINDING SITE FOR RESIDUE GOL G 407
ChainResidue
GHIS215
GGLU265
GHIS315
GPRO317
GASP319
GTRP405
FTRP78
GASN39

site_idBC7
Number of Residues6
DetailsBINDING SITE FOR RESIDUE MG H 406
ChainResidue
HASP213
HGLU239
HGLU265
HHOH416
HHOH418
HHOH574

site_idBC8
Number of Residues10
DetailsBINDING SITE FOR RESIDUE GOL H 407
ChainResidue
ETRP78
HASN39
HTYR161
HPRO173
HHIS215
HHIS315
HPRO317
HASP319
HTRP405
HHOH574

Functional Information from PROSITE/UniProt
site_idPS00908
Number of Residues26
DetailsMR_MLE_1 Mandelate racemase / muconate lactonizing enzyme family signature 1. AiAAVDmALwDIkAKaagmPLyqLLG
ChainResidueDetails
AALA87-GLY112

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues13
DetailsActive site: {"description":"Proton donor/acceptor","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues48
DetailsBinding site: {}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues8
DetailsBinding site: {"evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues16
DetailsBinding site: {"evidences":[{"source":"Reference","evidenceCode":"ECO:0000269","citation":{"citationType":"submission","publicationDate":"FEB-2011","submissionDatabase":"PDB data bank","title":"Crystal structure of the mutant P317A of D-mannonate dehydratase from Chromohalobacter salexigens complexed with Mg and D-Gluconate.","authors":["Fedorov A.A.","Fedorov E.V.","Wichelecki D.","Gerlt J.A.","Almo S.C."]}}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues8
DetailsSite: {"description":"Important for activity and substrate specificity; Pro is observed in family members with low D-mannonate dehydratase activity"}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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