ID F4C4E4_SPHS2 Unreviewed; 442 AA.
AC F4C4E4;
DT 28-JUN-2011, integrated into UniProtKB/TrEMBL.
DT 28-JUN-2011, sequence version 1.
DT 27-MAR-2024, entry version 72.
DE RecName: Full=Xylose isomerase {ECO:0000256|ARBA:ARBA00011958, ECO:0000256|HAMAP-Rule:MF_00455};
DE EC=5.3.1.5 {ECO:0000256|ARBA:ARBA00011958, ECO:0000256|HAMAP-Rule:MF_00455};
GN Name=xylA {ECO:0000256|HAMAP-Rule:MF_00455};
GN OrderedLocusNames=Sph21_3963 {ECO:0000313|EMBL:ADZ80497.1};
OS Sphingobacterium sp. (strain 21).
OC Bacteria; Bacteroidota; Sphingobacteriia; Sphingobacteriales;
OC Sphingobacteriaceae; Sphingobacterium.
OX NCBI_TaxID=743722 {ECO:0000313|EMBL:ADZ80497.1};
RN [1] {ECO:0000313|EMBL:ADZ80497.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=21 {ECO:0000313|EMBL:ADZ80497.1};
RG US DOE Joint Genome Institute;
RA Lucas S., Copeland A., Lapidus A., Cheng J.-F., Goodwin L., Pitluck S.,
RA Davenport K., Detter J.C., Han C., Tapia R., Land M., Hauser L.,
RA Kyrpides N., Ivanova N., Ovchinnikova G., Pagani I., Siebers A.K.,
RA Allgaier M., Thelen M.P., Hugenholtz P., Woyke T.;
RT "Complete sequence of Sphingobacterium sp. 21.";
RL Submitted (MAR-2011) 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:0000256|ARBA:ARBA00033659, ECO:0000256|HAMAP-
CC Rule:MF_00455, ECO:0000256|RuleBase:RU000609};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00455};
CC Note=Binds 2 magnesium ions per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_00455};
CC -!- SUBUNIT: Homotetramer. {ECO:0000256|HAMAP-Rule:MF_00455,
CC ECO:0000256|RuleBase:RU000610}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00455,
CC ECO:0000256|RuleBase:RU000610}.
CC -!- SIMILARITY: Belongs to the xylose isomerase family.
CC {ECO:0000256|ARBA:ARBA00005765, ECO:0000256|HAMAP-Rule:MF_00455,
CC ECO:0000256|RuleBase:RU000609}.
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DR EMBL; CP002584; ADZ80497.1; -; Genomic_DNA.
DR AlphaFoldDB; F4C4E4; -.
DR STRING; 743722.Sph21_3963; -.
DR KEGG; shg:Sph21_3963; -.
DR PATRIC; fig|743722.3.peg.4225; -.
DR eggNOG; COG2115; Bacteria.
DR HOGENOM; CLU_037261_1_0_10; -.
DR OrthoDB; 9763981at2; -.
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 {ECO:0000256|ARBA:ARBA00023277, ECO:0000256|HAMAP-
KW Rule:MF_00455}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00455};
KW Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000256|HAMAP-Rule:MF_00455};
KW Magnesium {ECO:0000256|HAMAP-Rule:MF_00455};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00455};
KW Xylose metabolism {ECO:0000256|ARBA:ARBA00022629, ECO:0000256|HAMAP-
KW Rule:MF_00455}.
FT ACT_SITE 107
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT ACT_SITE 110
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 238
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 274
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 274
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 277
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 302
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 313
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 315
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 345
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
SQ SEQUENCE 442 AA; 49760 MW; D2E8DCE699A7B1CD CRC64;
MSIIIGEREY FKGIGQIKYE GPESDNPLAY RWYDPNRVVG GKTMKEHLRF AVAYWHSFNG
TGSDPFGGQT HVFPWDEHAD VIQRAKDKMD AAFEFFTKID MPYYCFHDVD VVDYGDNVVE
NEERLQKLVA YAKEKQQASG VKLLWGTANL FSHKRYMNGA ATNPDFHVVA HAGAQIKAAL
DATIALGGEN YVFWGGREGY MTLLNTDMKR EQEHLAKMLH IAKDYARSQG FKGTFFIEPK
PCEPTKHQYD YDAATVIGFL RQYDLLNDFK LNLEVNHATL AGHTFQHELQ VAADAGLLGS
IDANRGDYQN GWDTDQFPNN INELVESLLI ILEAGGFAGG GINFDAKIRR NSTDPADLFY
AHIGGADTFA RALLVADKIL KNSDYTKIRR ERYLSFDSGD GKAYEEGKLS LADLRNLAIS
LGEPKAISGK QEYLENLINR YI
//
