ID XYLA_ENTFA Reviewed; 435 AA.
AC Q7C3R3; Q8KU78;
DT 19-JUL-2004, integrated into UniProtKB/Swiss-Prot.
DT 05-JUL-2004, sequence version 1.
DT 27-MAR-2024, entry version 105.
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=EF_0556;
GN ORFNames=ef-0082;
OS Enterococcus faecalis (strain ATCC 700802 / V583).
OC Bacteria; Bacillota; Bacilli; Lactobacillales; Enterococcaceae;
OC Enterococcus.
OX NCBI_TaxID=226185;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX PubMed=12066186; DOI=10.1038/nature00802;
RA Shankar N., Baghdayan A.S., Gilmore M.S.;
RT "Modulation of virulence within a pathogenicity island in vancomycin-
RT resistant Enterococcus faecalis.";
RL Nature 417:746-750(2002).
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700802 / V583;
RX PubMed=12663927; DOI=10.1126/science.1080613;
RA Paulsen I.T., Banerjei L., Myers G.S.A., Nelson K.E., Seshadri R.,
RA Read T.D., Fouts D.E., Eisen J.A., Gill S.R., Heidelberg J.F., Tettelin H.,
RA Dodson R.J., Umayam L.A., Brinkac L.M., Beanan M.J., Daugherty S.C.,
RA DeBoy R.T., Durkin S.A., Kolonay J.F., Madupu R., Nelson W.C.,
RA Vamathevan J.J., Tran B., Upton J., Hansen T., Shetty J., Khouri H.M.,
RA Utterback T.R., Radune D., Ketchum K.A., Dougherty B.A., Fraser C.M.;
RT "Role of mobile DNA in the evolution of vancomycin-resistant Enterococcus
RT faecalis.";
RL Science 299:2071-2074(2003).
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; AF454824; AAM75286.1; -; Genomic_DNA.
DR EMBL; AE016830; AAO80397.1; -; Genomic_DNA.
DR RefSeq; NP_814326.1; NC_004668.1.
DR RefSeq; WP_010774172.1; NZ_KE136527.1.
DR AlphaFoldDB; Q7C3R3; -.
DR SMR; Q7C3R3; -.
DR STRING; 226185.EF_0556; -.
DR EnsemblBacteria; AAO80397; AAO80397; EF_0556.
DR KEGG; efa:EF0556; -.
DR PATRIC; fig|226185.45.peg.2497; -.
DR eggNOG; COG2115; Bacteria.
DR HOGENOM; CLU_037261_1_0_9; -.
DR Proteomes; UP000001415; 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 Reference proteome; Xylose metabolism.
FT CHAIN 1..435
FT /note="Xylose isomerase"
FT /id="PRO_0000195777"
FT ACT_SITE 99
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT ACT_SITE 102
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 230
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 266
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 266
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 269
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 294
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
FT BINDING 305
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
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 337
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00455"
SQ SEQUENCE 435 AA; 49735 MW; 01550D06F506B96E CRC64;
MVYFPKIEKI KYEGTNTKNM YAFRHYNSEE IIMGKTMKEH LRFAVAYWHT MTQDGSDPFG
KAVNKRSWLG ESPMETAKKR VIAFFEILEK LDVEYFCFHD IDIAPEGNSL KEFFSNIDEI
TDLIKEKMDE TGIKLLWNTA NMFSNPRYVN GAASTNNANV YAIAAAQVKK GLDVSKKLGG
ENYVFWGGRE GYETLLNTDM KFEQDNIARL FKMAIFYGEK IGHKPQFLIE PKPKEPSKHQ
YDFDAATTMA FILKYGLEKD FKLNLEANHA TLAGHTFEHE LNVARNYGAL GSIDANQGDV
LLGWDTDEFP TNVYDVTLAM YEILENGGIE PGGINFDSKV RRSSFEMEDL LLAHIAGMDT
FARGLKSAMK LKEDRFFEDL KEQRYSSFKK GIGAKIISGK ENLESLTNYA LKNDEPIIES
SHIEYVKNIL NDYLY
//
