ID A0A0A7I7K0_9BIFI Unreviewed; 449 AA.
AC A0A0A7I7K0;
DT 04-MAR-2015, integrated into UniProtKB/TrEMBL.
DT 04-MAR-2015, sequence version 1.
DT 27-MAR-2024, entry version 47.
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 ORFNames=AH67_02810 {ECO:0000313|EMBL:AIZ15986.1};
OS Bifidobacterium pseudolongum PV8-2.
OC Bacteria; Actinomycetota; Actinomycetes; Bifidobacteriales;
OC Bifidobacteriaceae; Bifidobacterium.
OX NCBI_TaxID=1447715 {ECO:0000313|EMBL:AIZ15986.1, ECO:0000313|Proteomes:UP000030636};
RN [1] {ECO:0000313|EMBL:AIZ15986.1, ECO:0000313|Proteomes:UP000030636}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PV8-2 {ECO:0000313|EMBL:AIZ15986.1,
RC ECO:0000313|Proteomes:UP000030636};
RX PubMed=25614573;
RA Vazquez-Gutierrez P., Lacroix C., Chassard C., Klumpp J., Stevens M.J.,
RA Jans C.;
RT "Bifidobacterium pseudolongum Strain PV8-2, Isolated from a Stool Sample of
RT an Anemic Kenyan Infant.";
RL Genome Announc. 3:0-0(2015).
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|ARBA:ARBA00004496,
CC ECO:0000256|HAMAP-Rule:MF_00455, 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; CP007457; AIZ15986.1; -; Genomic_DNA.
DR RefSeq; WP_022858503.1; NZ_CP007457.1.
DR AlphaFoldDB; A0A0A7I7K0; -.
DR STRING; 1447715.AH67_02810; -.
DR KEGG; bpsp:AH67_02810; -.
DR HOGENOM; CLU_037261_1_0_11; -.
DR OrthoDB; 9763981at2; -.
DR Proteomes; UP000030636; 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; IPR013022; Xyl_isomerase-like_TIM-brl.
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 Pfam; PF01261; AP_endonuc_2; 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};
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, 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}; Reference proteome {ECO:0000313|Proteomes:UP000030636};
KW Xylose metabolism {ECO:0000256|ARBA:ARBA00022629, ECO:0000256|HAMAP-
KW Rule:MF_00455}.
FT DOMAIN 93..288
FT /note="Xylose isomerase-like TIM barrel"
FT /evidence="ECO:0000259|Pfam:PF01261"
FT ACT_SITE 102
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT ACT_SITE 105
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 233
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 269
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 269
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 272
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 297
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 308
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 310
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
FT BINDING 341
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00455"
SQ SEQUENCE 449 AA; 50416 MW; 7318CE0FFFA6BB43 CRC64;
MGLWDIDKIE YVGRGNGPVE GLGFQYYDAD KVVAGKKMKD WLRFGVAWWH TFDAPLTDPF
GDGTAQRPWD GKYSDPMDNA LAKVDYAFEF FTKLGAEYFC FHDRDIAPEG DTLRETNANL
DRVVDKIEEN MQSTGVKLLW NTSSLFTNPR FVAGASTSPF ADVYAYAAAQ LKHSLEIGKR
LGAENYVFWG GREGYENLWV TDMKREQEHM AKFFHMCADY AKQIGMDAQF LIEPKAKEPT
THQYDFDAAT ACNFLRAYDL IDVFKLNLEG NHANLAGHTY QHEIRVARDN GVLGSLDANQ
GDMLLGWDLD EFPTNLYETT SVMWEVLDEG QIGPHGGLNF DAKPRRTSFS AEDLFRAHIA
GMDTFAAGLL VADKMHQDKY IEDLVANRYG SYDSGIGKTI DDGTATLESL NDYAIDMPQS
EIIASTHPDH LEDVKATINN YIIDALANA
//
