ID XYLA_SALA4 Reviewed; 440 AA.
AC B5EX72;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 14-OCT-2008, sequence version 1.
DT 27-MAR-2024, entry version 80.
DE RecName: Full=Xylose isomerase {ECO:0000255|HAMAP-Rule:MF_00455};
DE EC=5.3.1.5 {ECO:0000255|HAMAP-Rule:MF_00455};
GN Name=xylA {ECO:0000255|HAMAP-Rule:MF_00455}; OrderedLocusNames=SeAg_B3875;
OS Salmonella agona (strain SL483).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Salmonella.
OX NCBI_TaxID=454166;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SL483;
RX PubMed=21602358; DOI=10.1128/jb.00297-11;
RA Fricke W.F., Mammel M.K., McDermott P.F., Tartera C., White D.G.,
RA Leclerc J.E., Ravel J., Cebula T.A.;
RT "Comparative genomics of 28 Salmonella enterica isolates: evidence for
RT CRISPR-mediated adaptive sublineage evolution.";
RL J. Bacteriol. 193:3556-3568(2011).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=alpha-D-xylose = alpha-D-xylulofuranose; Xref=Rhea:RHEA:22816,
CC ChEBI:CHEBI:28518, ChEBI:CHEBI:188998; EC=5.3.1.5;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00455};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00455};
CC Note=Binds 2 magnesium ions per subunit. {ECO:0000255|HAMAP-
CC Rule:MF_00455};
CC -!- SUBUNIT: Homotetramer. {ECO:0000255|HAMAP-Rule:MF_00455}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00455}.
CC -!- SIMILARITY: Belongs to the xylose isomerase family. {ECO:0000255|HAMAP-
CC Rule:MF_00455}.
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DR EMBL; CP001138; ACH50364.1; -; Genomic_DNA.
DR RefSeq; WP_001149561.1; NC_011149.1.
DR AlphaFoldDB; B5EX72; -.
DR SMR; B5EX72; -.
DR KEGG; sea:SeAg_B3875; -.
DR HOGENOM; CLU_037261_1_0_6; -.
DR Proteomes; UP000008819; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0009045; F:xylose isomerase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0042732; P:D-xylose metabolic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.20.20.150; Divalent-metal-dependent TIM barrel enzymes; 1.
DR HAMAP; MF_00455; Xylose_isom_A; 1.
DR InterPro; IPR036237; Xyl_isomerase-like_sf.
DR InterPro; IPR013452; Xylose_isom_bac.
DR InterPro; IPR001998; Xylose_isomerase.
DR NCBIfam; TIGR02630; xylose_isom_A; 1.
DR PANTHER; PTHR48320; -; 1.
DR PANTHER; PTHR48320:SF1; XYLOSE ISOMERASE; 1.
DR PRINTS; PR00688; XYLOSISMRASE.
DR SUPFAM; SSF51658; Xylose isomerase-like; 1.
DR PROSITE; PS51415; XYLOSE_ISOMERASE; 1.
PE 3: Inferred from homology;
KW Carbohydrate metabolism; Cytoplasm; Isomerase; Magnesium; Metal-binding;
KW Xylose metabolism.
FT CHAIN 1..440
FT /note="Xylose isomerase"
FT /id="PRO_1000200303"
FT ACT_SITE 101
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT ACT_SITE 104
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 232
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 268
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 268
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 271
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 296
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 307
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 309
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 339
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
SQ SEQUENCE 440 AA; 49701 MW; 0ED5F3D6C180B849 CRC64;
MQAYFDQLDR VRYEGPQSTN PLAFRHYNPD ELVLGKRMED HLRFAACYWH TFCWNGADMF
GVGAFNRPWQ QPGEALELAK RKADVAFEFF HKLNVPFYCF HDVDVSPEGA SLKEYKNNFA
QMVDVLAAKQ EQSGVKLLWG TANCFTNPRY GAGAATNPDP EVFSWAATQV VTAMNATHKL
GGENYVLWGG REGYETLLNT DLRQEREQIG RFMQMVVEHK HKMGFQGTLL IEPKPQEPTK
HQYDYDVATV YGFLKQFGLE KEIKVNIEAN HATLAGHSFH HEIATAIALG IFGSVDANRG
DAQLGWDTDQ FPISVEENAL VMYEILKAGG FTTGGLNFDA KVRRQSTDKY DLFYGHIGAM
DTMALSLKIA ARMVEDGELD KRVAKRYAGW NGELGQQILK GQLSLGELAQ YAEQHNLAPV
HQSGHQELLE NLVNRYLFDK
//
