XYLA_THEP1
ID XYLA_THEP1 Reviewed; 444 AA.
AC A5ILR5;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 26-JUN-2007, sequence version 1.
DT 03-AUG-2022, entry version 84.
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=Tpet_1124;
OS Thermotoga petrophila (strain ATCC BAA-488 / DSM 13995 / JCM 10881 /
OS RKU-1).
OC Bacteria; Thermotogae; Thermotogales; Thermotogaceae; Thermotoga.
OX NCBI_TaxID=390874;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-488 / DSM 13995 / JCM 10881 / RKU-1;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA Tice H., Pitluck S., Sims D., Brettin T., Bruce D., Detter J.C., Han C.,
RA Tapia R., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N.,
RA Mikhailova N., Nelson K., Gogarten J.P., Noll K., Richardson P.;
RT "Complete sequence of Thermotoga petrophila RKU-1.";
RL Submitted (MAY-2007) 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;
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; CP000702; ABQ47138.1; -; Genomic_DNA.
DR RefSeq; WP_011943656.1; NC_009486.1.
DR AlphaFoldDB; A5ILR5; -.
DR SMR; A5ILR5; -.
DR STRING; 390874.Tpet_1124; -.
DR EnsemblBacteria; ABQ47138; ABQ47138; Tpet_1124.
DR KEGG; tpt:Tpet_1124; -.
DR eggNOG; COG2115; Bacteria.
DR HOGENOM; CLU_037261_1_0_0; -.
DR OMA; TLAMYEI; -.
DR Proteomes; UP000006558; 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 HAMAP; MF_00455; Xylose_isom_A; 1.
DR InterPro; IPR036237; Xyl_isomerase-like_sf.
DR InterPro; IPR013022; Xyl_isomerase-like_TIM-brl.
DR InterPro; IPR013452; Xylose_isom_bac.
DR InterPro; IPR001998; Xylose_isomerase.
DR Pfam; PF01261; AP_endonuc_2; 1.
DR PRINTS; PR00688; XYLOSISMRASE.
DR SUPFAM; SSF51658; SSF51658; 1.
DR TIGRFAMs; TIGR02630; xylose_isom_A; 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..444
FT /note="Xylose isomerase"
FT /id="PRO_1000026458"
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 444 AA; 50959 MW; 16B7DA29C44D58E6 CRC64;
MMEFFPEIPK IQFEGKESTN PLAFKFYDPN EVIDGKPLKD HLKFSVAFWH TFVNEGRDPF
GDPTAERPWN RFSDPMDKAF ARVDALFEFC EKLNIEYFCF HDRDIAPEGK TLRETNKILD
KVVERIKERM KDSNVKLLWG TANLFSHPRY MHGAATTCSA DVFAYAAAQV KKALEITKEL
GGEGYVFWGG REGYETLLNT DLGLELENLA RFLRMAVEYA KKIGFTGQFL IEPKPKEPTK
HQYDFDVATA YAFLKNHGLD EYFKFNIEAN HATLAGHTFQ HELRMARILG KLGSIDANQG
DLLLGWDTDQ FPTNIYDTTL AMYEVIKAGG FTKGGLNFDA KVRRASYKVE DLFIGHIVGM
DTFALGFKIA YKLVKDEVLD RFIEEKYRSF KEGIGKEIVE GKADFEKLEE YIIDKEDIEL
PSGKQEYLES LLNSYIVKTI AELR