ID   B1YHX7_EXIS2            Unreviewed;       342 AA.
AC   B1YHX7;
DT   20-MAY-2008, integrated into UniProtKB/TrEMBL.
DT   20-MAY-2008, sequence version 1.
DT   27-MAR-2024, entry version 96.
DE   RecName: Full=Aldose 1-epimerase {ECO:0000256|ARBA:ARBA00014165, ECO:0000256|PIRNR:PIRNR005096};
DE            EC=5.1.3.3 {ECO:0000256|ARBA:ARBA00013185, ECO:0000256|PIRNR:PIRNR005096};
GN   OrderedLocusNames=Exig_0275 {ECO:0000313|EMBL:ACB59761.1};
OS   Exiguobacterium sibiricum (strain DSM 17290 / CIP 109462 / JCM 13490 /
OS   255-15).
OC   Bacteria; Bacillota; Bacilli; Bacillales;
OC   Bacillales Family XII. Incertae Sedis; Exiguobacterium.
OX   NCBI_TaxID=262543 {ECO:0000313|EMBL:ACB59761.1, ECO:0000313|Proteomes:UP000001681};
RN   [1] {ECO:0000313|EMBL:ACB59761.1, ECO:0000313|Proteomes:UP000001681}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 17290 / CIP 109462 / JCM 13490 / 255-15
RC   {ECO:0000313|Proteomes:UP000001681};
RX   PubMed=16489412; DOI=10.1007/s00792-005-0497-5;
RA   Rodrigues D.F., Goris J., Vishnivetskaya T., Gilichinsky D.,
RA   Thomashow M.F., Tiedje J.M.;
RT   "Characterization of Exiguobacterium isolates from the Siberian permafrost.
RT   Description of Exiguobacterium sibiricum sp. nov.";
RL   Extremophiles 10:285-294(2006).
RN   [2] {ECO:0000313|EMBL:ACB59761.1, ECO:0000313|Proteomes:UP000001681}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 17290 / CIP 109462 / JCM 13490 / 255-15
RC   {ECO:0000313|Proteomes:UP000001681};
RX   PubMed=19019206; DOI=10.1186/1471-2164-9-547;
RA   Rodrigues D.F., Ivanova N., He Z., Huebner M., Zhou J., Tiedje J.M.;
RT   "Architecture of thermal adaptation in an Exiguobacterium sibiricum strain
RT   isolated from 3 million year old permafrost: a genome and transcriptome
RT   approach.";
RL   BMC Genomics 9:547-547(2008).
RN   [3] {ECO:0000313|Proteomes:UP000001681}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 17290 / CIP 109462 / JCM 13490 / 255-15
RC   {ECO:0000313|Proteomes:UP000001681};
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA   Bruce D., Goodwin L., Pitluck S., Kiss H., Chertkov O., Monk C.,
RA   Brettin T., Detter J.C., Han C., Kuske C.R., Schmutz J., Larimer F.,
RA   Land M., Hauser L., Kyrpides N., Mikhailova N., Vishnivetskaya T.,
RA   Rodrigues D.F., Gilichinsky D., Tiedje J., Richardson P.;
RT   "Complete sequence of chromosome of Exiguobacterium sibiricum 255-15.";
RL   Submitted (APR-2008) to the EMBL/GenBank/DDBJ databases.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=alpha-D-glucose = beta-D-glucose; Xref=Rhea:RHEA:10264,
CC         ChEBI:CHEBI:15903, ChEBI:CHEBI:17925; EC=5.1.3.3;
CC         Evidence={ECO:0000256|ARBA:ARBA00001614,
CC         ECO:0000256|PIRNR:PIRNR005096};
CC   -!- PATHWAY: Carbohydrate metabolism; hexose metabolism.
CC       {ECO:0000256|ARBA:ARBA00005028, ECO:0000256|PIRNR:PIRNR005096}.
CC   -!- SIMILARITY: Belongs to the aldose epimerase family.
CC       {ECO:0000256|ARBA:ARBA00006206, ECO:0000256|PIRNR:PIRNR005096}.
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DR   EMBL; CP001022; ACB59761.1; -; Genomic_DNA.
DR   RefSeq; WP_012369186.1; NC_010556.1.
DR   AlphaFoldDB; B1YHX7; -.
DR   STRING; 262543.Exig_0275; -.
DR   KEGG; esi:Exig_0275; -.
DR   eggNOG; COG2017; Bacteria.
DR   HOGENOM; CLU_031753_1_1_9; -.
DR   OrthoDB; 9779408at2; -.
DR   UniPathway; UPA00242; -.
DR   Proteomes; UP000001681; Chromosome.
DR   GO; GO:0004034; F:aldose 1-epimerase activity; IEA:UniProtKB-EC.
DR   GO; GO:0030246; F:carbohydrate binding; IEA:InterPro.
DR   GO; GO:0019318; P:hexose metabolic process; IEA:UniProtKB-UniPathway.
DR   CDD; cd09019; galactose_mutarotase_like; 1.
DR   Gene3D; 2.70.98.10; -; 1.
DR   InterPro; IPR018052; Ald1_epimerase_CS.
DR   InterPro; IPR015443; Aldose_1-epimerase.
DR   InterPro; IPR008183; Aldose_1/G6P_1-epimerase.
DR   InterPro; IPR011013; Gal_mutarotase_sf_dom.
DR   InterPro; IPR047215; Galactose_mutarotase-like.
DR   InterPro; IPR014718; GH-type_carb-bd.
DR   PANTHER; PTHR10091:SF50; ALDOSE 1-EPIMERASE; 1.
DR   PANTHER; PTHR10091; ALDOSE-1-EPIMERASE; 1.
DR   Pfam; PF01263; Aldose_epim; 1.
DR   PIRSF; PIRSF005096; GALM; 1.
DR   SUPFAM; SSF74650; Galactose mutarotase-like; 1.
DR   PROSITE; PS00545; ALDOSE_1_EPIMERASE; 1.
PE   3: Inferred from homology;
KW   Carbohydrate metabolism {ECO:0000256|PIRNR:PIRNR005096};
KW   Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000256|PIRNR:PIRNR005096};
KW   Reference proteome {ECO:0000313|Proteomes:UP000001681}.
FT   ACT_SITE        174
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR005096-1"
FT   ACT_SITE        306
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR005096-1"
FT   BINDING         174..176
FT                   /ligand="beta-D-galactose"
FT                   /ligand_id="ChEBI:CHEBI:27667"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR005096-3"
FT   BINDING         247
FT                   /ligand="beta-D-galactose"
FT                   /ligand_id="ChEBI:CHEBI:27667"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR005096-2"
SQ   SEQUENCE   342 AA;  37878 MW;  4A65F3160E5D8050 CRC64;
     MITTKEVGFS GEQPIIAFTL MNRNGHSVEL LNLGGKITAI RVPDQHGTIE NVVLAFDDME
     EYLEDPHHLG ATIGRVGGRI ANGAFALEGM NYILEQNEGE HHLHGGSVNW SNRFFDYEID
     GELLHLLLTS PDGENGYPGQ LDVRLTIDWT DEDVLILTYH ATTTASTPFS PTNHTYFNLT
     GNAKTTIEQH RLRMDAPFYV PLNEESVPTG EILSVNETVF DFRKARSLYE VTHASDEALR
     QAGSGVDHPF LLKEGGEIVL EEPVSGRILR VETDQPGVVV YTGNHLAGDF TIAGRRATPY
     LGICLETQGL PDAINQPDFP SVVLRAGEVY EKRTTFQFSR VQ
//