ID A0A2U3YP46_LEPWE Unreviewed; 342 AA.
AC A0A2U3YP46;
DT 18-JUL-2018, integrated into UniProtKB/TrEMBL.
DT 18-JUL-2018, sequence version 1.
DT 27-MAR-2024, entry version 22.
DE RecName: Full=Aldose 1-epimerase {ECO:0000256|PIRNR:PIRNR005096};
DE EC=5.1.3.3 {ECO:0000256|PIRNR:PIRNR005096};
GN Name=GALM {ECO:0000313|RefSeq:XP_006745353.1};
OS Leptonychotes weddellii (Weddell seal) (Otaria weddellii).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Laurasiatheria; Carnivora; Caniformia; Pinnipedia; Phocidae;
OC Leptonychotes.
OX NCBI_TaxID=9713 {ECO:0000313|Proteomes:UP000245341, ECO:0000313|RefSeq:XP_006745353.1};
RN [1] {ECO:0000313|RefSeq:XP_006745353.1}
RP IDENTIFICATION.
RC TISSUE=Liver {ECO:0000313|RefSeq:XP_006745353.1};
RG RefSeq;
RL Submitted (NOV-2023) to UniProtKB.
CC -!- FUNCTION: Mutarotase that catalyzes the interconversion of beta-D-
CC galactose and alpha-D-galactose during galactose metabolism.
CC {ECO:0000256|PIRNR:PIRNR005096}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=alpha-D-galactose = beta-D-galactose; Xref=Rhea:RHEA:28675,
CC ChEBI:CHEBI:27667, ChEBI:CHEBI:28061; EC=5.1.3.3;
CC Evidence={ECO:0000256|ARBA:ARBA00001712};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:28677;
CC Evidence={ECO:0000256|ARBA:ARBA00001712};
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; galactose metabolism.
CC {ECO:0000256|ARBA:ARBA00004947}.
CC -!- PATHWAY: Carbohydrate metabolism; hexose metabolism.
CC {ECO:0000256|ARBA:ARBA00005028, ECO:0000256|PIRNR:PIRNR005096}.
CC -!- SUBUNIT: Monomer. {ECO:0000256|ARBA:ARBA00011245,
CC ECO:0000256|PIRNR:PIRNR005096}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496}.
CC -!- SIMILARITY: Belongs to the aldose epimerase family.
CC {ECO:0000256|ARBA:ARBA00006206, ECO:0000256|PIRNR:PIRNR005096}.
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DR RefSeq; XP_006745353.1; XM_006745290.2.
DR AlphaFoldDB; A0A2U3YP46; -.
DR STRING; 9713.A0A2U3YP46; -.
DR GeneID; 102745078; -.
DR KEGG; lww:102745078; -.
DR CTD; 130589; -.
DR OrthoDB; 118242at2759; -.
DR UniPathway; UPA00214; -.
DR UniPathway; UPA00242; -.
DR Proteomes; UP000245341; Unplaced.
DR GO; GO:0004034; F:aldose 1-epimerase activity; IEA:UniProtKB-EC.
DR GO; GO:0030246; F:carbohydrate binding; IEA:InterPro.
DR GO; GO:0006012; P:galactose 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; ALDOSE-1-EPIMERASE; 1.
DR PANTHER; PTHR10091:SF0; GALACTOSE MUTAROTASE; 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 Cytoplasm {ECO:0000256|ARBA:ARBA00022490};
KW Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000256|PIRNR:PIRNR005096};
KW Phosphoprotein {ECO:0000256|ARBA:ARBA00022553};
KW Reference proteome {ECO:0000313|Proteomes:UP000245341}.
FT ACT_SITE 176
FT /note="Proton donor"
FT /evidence="ECO:0000256|PIRSR:PIRSR005096-1"
FT ACT_SITE 307
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR005096-1"
FT BINDING 81..82
FT /ligand="beta-D-galactose"
FT /ligand_id="ChEBI:CHEBI:27667"
FT /evidence="ECO:0000256|PIRSR:PIRSR005096-3"
FT BINDING 176..178
FT /ligand="beta-D-galactose"
FT /ligand_id="ChEBI:CHEBI:27667"
FT /evidence="ECO:0000256|PIRSR:PIRSR005096-3"
FT BINDING 243
FT /ligand="beta-D-galactose"
FT /ligand_id="ChEBI:CHEBI:27667"
FT /evidence="ECO:0000256|PIRSR:PIRSR005096-2"
SQ SEQUENCE 342 AA; 37530 MW; C64D30D36ABCF16D CRC64;
MASVTRAVFG DLPSGAGTVE KFQLQSDLLK VDIISWGCTI TALEVKDRQG KASDVVLGFA
ELEGYLQKQP YFGAVVGRVA NRIAKGTFTL DGKEYKLAIN NGPNSLHGGV RGFDKVLWTP
RMLSNGVQFS RVSPDGEEGY PGELKVWVTY TLDGGELMIN YRAQASRTTP VNLTNHSYFN
LAGQGSPNIY DHEVTIEADA FLPVDETLIP TGEVAPVQGT AFDLRKPVEL GKHLQDFHIN
GFDHNFCLKG SKEKHFCARV CHAGSGRLLE VYTTQPGVQF YTGNFLDGAL KGKGGAVYPK
HSGFCLETQN WPDAVNQPHF PPVLLRPGDE YDHTTWFKFS VA
//
