KDUI_XANCP
ID KDUI_XANCP Reviewed; 284 AA.
AC Q8PE32;
DT 25-JUL-2003, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-2002, sequence version 1.
DT 03-AUG-2022, entry version 103.
DE RecName: Full=4-deoxy-L-threo-5-hexosulose-uronate ketol-isomerase {ECO:0000255|HAMAP-Rule:MF_00687};
DE EC=5.3.1.17 {ECO:0000255|HAMAP-Rule:MF_00687};
DE AltName: Full=5-keto-4-deoxyuronate isomerase {ECO:0000255|HAMAP-Rule:MF_00687};
DE AltName: Full=DKI isomerase {ECO:0000255|HAMAP-Rule:MF_00687};
GN Name=kduI {ECO:0000255|HAMAP-Rule:MF_00687}; OrderedLocusNames=XCC0151;
OS Xanthomonas campestris pv. campestris (strain ATCC 33913 / DSM 3586 / NCPPB
OS 528 / LMG 568 / P 25).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Xanthomonadales;
OC Xanthomonadaceae; Xanthomonas.
OX NCBI_TaxID=190485;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 33913 / DSM 3586 / NCPPB 528 / LMG 568 / P 25;
RX PubMed=12024217; DOI=10.1038/417459a;
RA da Silva A.C.R., Ferro J.A., Reinach F.C., Farah C.S., Furlan L.R.,
RA Quaggio R.B., Monteiro-Vitorello C.B., Van Sluys M.A., Almeida N.F. Jr.,
RA Alves L.M.C., do Amaral A.M., Bertolini M.C., Camargo L.E.A., Camarotte G.,
RA Cannavan F., Cardozo J., Chambergo F., Ciapina L.P., Cicarelli R.M.B.,
RA Coutinho L.L., Cursino-Santos J.R., El-Dorry H., Faria J.B.,
RA Ferreira A.J.S., Ferreira R.C.C., Ferro M.I.T., Formighieri E.F.,
RA Franco M.C., Greggio C.C., Gruber A., Katsuyama A.M., Kishi L.T.,
RA Leite R.P., Lemos E.G.M., Lemos M.V.F., Locali E.C., Machado M.A.,
RA Madeira A.M.B.N., Martinez-Rossi N.M., Martins E.C., Meidanis J.,
RA Menck C.F.M., Miyaki C.Y., Moon D.H., Moreira L.M., Novo M.T.M.,
RA Okura V.K., Oliveira M.C., Oliveira V.R., Pereira H.A., Rossi A.,
RA Sena J.A.D., Silva C., de Souza R.F., Spinola L.A.F., Takita M.A.,
RA Tamura R.E., Teixeira E.C., Tezza R.I.D., Trindade dos Santos M.,
RA Truffi D., Tsai S.M., White F.F., Setubal J.C., Kitajima J.P.;
RT "Comparison of the genomes of two Xanthomonas pathogens with differing host
RT specificities.";
RL Nature 417:459-463(2002).
CC -!- FUNCTION: Catalyzes the isomerization of 5-dehydro-4-deoxy-D-
CC glucuronate to 3-deoxy-D-glycero-2,5-hexodiulosonate.
CC {ECO:0000255|HAMAP-Rule:MF_00687}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5-dehydro-4-deoxy-D-glucuronate = 3-deoxy-D-glycero-2,5-
CC hexodiulosonate; Xref=Rhea:RHEA:23896, ChEBI:CHEBI:17117,
CC ChEBI:CHEBI:29071; EC=5.3.1.17; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00687};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00687};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_00687};
CC -!- PATHWAY: Glycan metabolism; pectin degradation; 2-dehydro-3-deoxy-D-
CC gluconate from pectin: step 4/5. {ECO:0000255|HAMAP-Rule:MF_00687}.
CC -!- SIMILARITY: Belongs to the KduI family. {ECO:0000255|HAMAP-
CC Rule:MF_00687}.
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DR EMBL; AE008922; AAM39470.1; -; Genomic_DNA.
DR RefSeq; NP_635546.1; NC_003902.1.
DR RefSeq; WP_011035408.1; NC_003902.1.
DR AlphaFoldDB; Q8PE32; -.
DR SMR; Q8PE32; -.
DR STRING; 340.xcc-b100_0168; -.
DR EnsemblBacteria; AAM39470; AAM39470; XCC0151.
DR GeneID; 58011474; -.
DR KEGG; xcc:XCC0151; -.
DR PATRIC; fig|190485.4.peg.171; -.
DR eggNOG; COG3717; Bacteria.
DR HOGENOM; CLU_062609_0_0_6; -.
DR OMA; TFIWAMA; -.
DR UniPathway; UPA00545; UER00826.
DR Proteomes; UP000001010; Chromosome.
DR GO; GO:0008697; F:4-deoxy-L-threo-5-hexosulose-uronate ketol-isomerase activity; IBA:GO_Central.
DR GO; GO:0046872; F:metal ion binding; IBA:GO_Central.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0019698; P:D-galacturonate catabolic process; IBA:GO_Central.
DR GO; GO:0042840; P:D-glucuronate catabolic process; IBA:GO_Central.
DR GO; GO:0045490; P:pectin catabolic process; IEA:UniProtKB-UniRule.
DR Gene3D; 2.60.120.10; -; 1.
DR Gene3D; 2.60.120.520; -; 1.
DR HAMAP; MF_00687; KduI; 1.
DR InterPro; IPR007045; KduI.
DR InterPro; IPR021120; KduI/IolB_isomerase.
DR InterPro; IPR027449; KduI_N.
DR InterPro; IPR014710; RmlC-like_jellyroll.
DR InterPro; IPR011051; RmlC_Cupin_sf.
DR PANTHER; PTHR38461; PTHR38461; 1.
DR Pfam; PF04962; KduI; 1.
DR PIRSF; PIRSF006625; KduI; 1.
DR SUPFAM; SSF51182; SSF51182; 1.
PE 3: Inferred from homology;
KW Isomerase; Metal-binding; Reference proteome; Zinc.
FT CHAIN 1..284
FT /note="4-deoxy-L-threo-5-hexosulose-uronate ketol-
FT isomerase"
FT /id="PRO_0000215499"
FT BINDING 202
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00687"
FT BINDING 204
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00687"
FT BINDING 209
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00687"
FT BINDING 251
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00687"
SQ SEQUENCE 284 AA; 31080 MW; EC0F6E1D0EF523C4 CRC64;
MSLYCKTHYA THPDALKGAS NDTLRELYLL DGLFVADAVT LKYTHYERFV LGGAAPVGKT
LELPKQTEPA SAAGHPFLER RELGVINVGA GTGTVTVDGT AYTLGPKDGL YVAMGSTEVS
FASADAANPA QFYLASTPAH ARFETKQLSI KDAVALERGA LETSNERTIY QYIVPATCQS
SQLLLGLTVL KPGSVWNTMP PHLHDRRSEV YFYFDLGAND RVYHFMGEPD AQRHIVMQNN
EAVVSPPWSI HMGAGTSNYA FIWAMGGENL DYTDMHVLDI CQLK
