ID XYLA_CERS4 Reviewed; 433 AA. AC Q3IYM4; DT 30-MAY-2006, integrated into UniProtKB/Swiss-Prot. DT 08-NOV-2005, sequence version 1. DT 27-MAR-2024, entry version 98. 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}; GN OrderedLocusNames=RHOS4_27920; ORFNames=RSP_1176; OS Cereibacter sphaeroides (strain ATCC 17023 / DSM 158 / JCM 6121 / CCUG OS 31486 / LMG 2827 / NBRC 12203 / NCIMB 8253 / ATH 2.4.1.) (Rhodobacter OS sphaeroides). OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales; OC Paracoccaceae; Cereibacter. OX NCBI_TaxID=272943; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=ATCC 17023 / DSM 158 / JCM 6121 / CCUG 31486 / LMG 2827 / NBRC RC 12203 / NCIMB 8253 / ATH 2.4.1.; RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T., RA Hammon N., Israni S., Pitluck S., Richardson P., Mackenzie C., RA Choudhary M., Larimer F., Hauser L.J., Land M., Donohue T.J., Kaplan S.; RT "Complete sequence of chromosome 1 of Rhodobacter sphaeroides 2.4.1."; RL Submitted (SEP-2005) to the EMBL/GenBank/DDBJ databases. 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; Evidence={ECO:0000255|HAMAP- CC 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}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP000143; ABA80360.1; -; Genomic_DNA. DR RefSeq; WP_011338767.1; NZ_CP030271.1. DR RefSeq; YP_354261.1; NC_007493.2. DR AlphaFoldDB; Q3IYM4; -. DR SMR; Q3IYM4; -. DR STRING; 272943.RSP_1176; -. DR EnsemblBacteria; ABA80360; ABA80360; RSP_1176. DR KEGG; rsp:RSP_1176; -. DR PATRIC; fig|272943.9.peg.3155; -. DR eggNOG; COG2115; Bacteria. DR OrthoDB; 9763981at2; -. DR PhylomeDB; Q3IYM4; -. DR Proteomes; UP000002703; Chromosome 1. 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..433 FT /note="Xylose isomerase" FT /id="PRO_0000236969" 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 433 AA; 48563 MW; 9577F5D500649F3D CRC64; MTDFFAGIPQ IRYEGEGSSN EFAFRHYNPD EVILGKRMED HLRFAVAWWH SFAWPGGDPF GGQTFDRPWF GDTLDLAKLK ADVAFEMFDI LGAPFFCFHD ADIRPEGATF AESKRNLEEI VDHIGIRMEG SKTKLLWGTA NLFSHRRFMS GAATNPDPDV FAWSAATVKG CMDATMKLGG ANYVLWGGRE GYETLLNTDL TREAENAGRF LQMVVDYKHK IGFQGTILIE PKPQEPSKHQ YDYDVATVYG FLKRFGLEKE VKLNIEQGHA ILAGHSFEHE LALAASLGIL GSIDMNRNDY QSGWDTDQFP HNHPEMALAY YEILRAGGFT TGGTNFDAKI RRQSLDPEDL VLAHVGGMDT CARALKAAAR LYEDGSLETA RAARYAGWET PEAQAMLASS LEKIEARVLA EGINPEPRSG RQERLENLWN RFV //