ID H0X1U8_OTOGA Unreviewed; 396 AA.
AC H0X1U8;
DT 22-FEB-2012, integrated into UniProtKB/TrEMBL.
DT 22-FEB-2012, sequence version 1.
DT 27-MAR-2024, entry version 66.
DE RecName: Full=Beta-1,4-galactosyltransferase {ECO:0000256|RuleBase:RU368121};
DE Short=Beta-1,4-GalTase {ECO:0000256|RuleBase:RU368121};
DE EC=2.4.1.- {ECO:0000256|RuleBase:RU368121};
GN Name=B4GALT3 {ECO:0000313|Ensembl:ENSOGAP00000008984.2};
OS Otolemur garnettii (Small-eared galago) (Garnett's greater bushbaby).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Euarchontoglires; Primates; Strepsirrhini; Lorisiformes;
OC Galagidae; Otolemur.
OX NCBI_TaxID=30611 {ECO:0000313|Ensembl:ENSOGAP00000008984.2, ECO:0000313|Proteomes:UP000005225};
RN [1] {ECO:0000313|Proteomes:UP000005225}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RG The Broad Institute Genome Sequencing Platform;
RA Di Palma F., Johnson J., Lander E.S., Lindblad-Toh K., Jaffe D.B.,
RA Gnerre S., MacCallum I., Przybylski D., Ribeiro F.J., Burton J.N.,
RA Walker B.J., Sharpe T., Hall G.;
RT "Version 3 of the genome sequence of Otolemur garnettii (Bushbaby).";
RL Submitted (MAR-2011) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|Ensembl:ENSOGAP00000008984.2}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (NOV-2023) to UniProtKB.
CC -!- FUNCTION: Responsible for the synthesis of complex-type N-linked
CC oligosaccharides in many glycoproteins as well as the carbohydrate
CC moieties of glycolipids. {ECO:0000256|ARBA:ARBA00037536,
CC ECO:0000256|RuleBase:RU368121}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=N-acetyl-D-glucosamine + UDP-alpha-D-galactose = beta-D-
CC galactosyl-(1->4)-N-acetyl-D-glucosamine + H(+) + UDP;
CC Xref=Rhea:RHEA:17745, ChEBI:CHEBI:15378, ChEBI:CHEBI:58223,
CC ChEBI:CHEBI:60152, ChEBI:CHEBI:66914, ChEBI:CHEBI:506227;
CC EC=2.4.1.90; Evidence={ECO:0000256|ARBA:ARBA00036701};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:17746;
CC Evidence={ECO:0000256|ARBA:ARBA00036701};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-beta-D-Glc-(1<->1)-
CC Cer(d18:1(4E)) + UDP-alpha-D-galactose = a neolactoside
CC nLc4Cer(d18:1(4E)) + H(+) + UDP; Xref=Rhea:RHEA:31499,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:17006, ChEBI:CHEBI:17103,
CC ChEBI:CHEBI:58223, ChEBI:CHEBI:66914; EC=2.4.1.275;
CC Evidence={ECO:0000256|ARBA:ARBA00035795};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:31500;
CC Evidence={ECO:0000256|ARBA:ARBA00035795};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a neolactoside IV(3)-beta-GlcNAc-nLc4Cer + UDP-alpha-D-
CC galactose = beta-D-Gal-(1->4)-beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-
CC beta-D-GlcNAc-(1->3)-beta-D-Gal-(1->4)-beta-D-Glc-(1<->1')-Cer + H(+)
CC + UDP; Xref=Rhea:RHEA:62548, ChEBI:CHEBI:15378, ChEBI:CHEBI:58223,
CC ChEBI:CHEBI:66914, ChEBI:CHEBI:90357, ChEBI:CHEBI:144378;
CC Evidence={ECO:0000256|ARBA:ARBA00036434};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:62549;
CC Evidence={ECO:0000256|ARBA:ARBA00036434};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=an N-acetyl-beta-D-glucosaminyl derivative + UDP-alpha-D-
CC galactose = a beta-D-galactosyl-(1->4)-N-acetyl-beta-D-glucosaminyl
CC derivative + H(+) + UDP; Xref=Rhea:RHEA:22932, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:58223, ChEBI:CHEBI:61631, ChEBI:CHEBI:66914,
CC ChEBI:CHEBI:133507; EC=2.4.1.38;
CC Evidence={ECO:0000256|ARBA:ARBA00035817};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:22933;
CC Evidence={ECO:0000256|ARBA:ARBA00035817};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=beta-D-glucosylceramide + UDP-alpha-D-galactose = a beta-D-
CC galactosyl-(1->4)-beta-D-glucosyl-(1<->1)-ceramide + H(+) + UDP;
CC Xref=Rhea:RHEA:62552, ChEBI:CHEBI:15378, ChEBI:CHEBI:58223,
CC ChEBI:CHEBI:66914, ChEBI:CHEBI:79208, ChEBI:CHEBI:83264;
CC Evidence={ECO:0000256|ARBA:ARBA00043774};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:62553;
CC Evidence={ECO:0000256|ARBA:ARBA00043774};
CC -!- COFACTOR:
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000256|ARBA:ARBA00001936,
CC ECO:0000256|RuleBase:RU368121};
CC -!- PATHWAY: Protein modification; protein glycosylation.
CC {ECO:0000256|ARBA:ARBA00004922, ECO:0000256|RuleBase:RU368121}.
CC -!- SUBCELLULAR LOCATION: Golgi apparatus membrane
CC {ECO:0000256|RuleBase:RU368121}; Single-pass type II membrane protein
CC {ECO:0000256|RuleBase:RU368121}. Golgi apparatus, Golgi stack membrane
CC {ECO:0000256|ARBA:ARBA00004447}; Single-pass type II membrane protein
CC {ECO:0000256|ARBA:ARBA00004447}. Membrane
CC {ECO:0000256|ARBA:ARBA00004606}; Single-pass type II membrane protein
CC {ECO:0000256|ARBA:ARBA00004606}.
CC -!- SIMILARITY: Belongs to the glycosyltransferase 7 family.
CC {ECO:0000256|ARBA:ARBA00005735, ECO:0000256|RuleBase:RU368121}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; AAQR03039443; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR RefSeq; XP_012658109.1; XM_012802655.1.
DR AlphaFoldDB; H0X1U8; -.
DR STRING; 30611.ENSOGAP00000008984; -.
DR Ensembl; ENSOGAT00000010059.2; ENSOGAP00000008984.2; ENSOGAG00000010057.2.
DR eggNOG; KOG3916; Eukaryota.
DR GeneTree; ENSGT00940000158549; -.
DR HOGENOM; CLU_044391_1_2_1; -.
DR InParanoid; H0X1U8; -.
DR OMA; CDPGGPR; -.
DR OrthoDB; 306273at2759; -.
DR TreeFam; TF312834; -.
DR UniPathway; UPA00378; -.
DR Proteomes; UP000005225; Unassembled WGS sequence.
DR GO; GO:0005829; C:cytosol; IEA:Ensembl.
DR GO; GO:0032580; C:Golgi cisterna membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0000139; C:Golgi membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0008378; F:galactosyltransferase activity; IEA:Ensembl.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0005975; P:carbohydrate metabolic process; IEA:InterPro.
DR GO; GO:0006682; P:galactosylceramide biosynthetic process; IEA:Ensembl.
DR GO; GO:0006486; P:protein glycosylation; IEA:UniProtKB-UniRule.
DR CDD; cd00899; b4GalT; 1.
DR InterPro; IPR003859; Galactosyl_T.
DR InterPro; IPR027791; Galactosyl_T_C.
DR InterPro; IPR027995; Galactosyl_T_N.
DR InterPro; IPR029044; Nucleotide-diphossugar_trans.
DR PANTHER; PTHR19300; BETA-1,4-GALACTOSYLTRANSFERASE; 1.
DR PANTHER; PTHR19300:SF33; BETA-1,4-GALACTOSYLTRANSFERASE 3; 1.
DR Pfam; PF02709; Glyco_transf_7C; 1.
DR Pfam; PF13733; Glyco_transf_7N; 1.
DR PRINTS; PR02050; B14GALTRFASE.
DR SUPFAM; SSF53448; Nucleotide-diphospho-sugar transferases; 1.
PE 3: Inferred from homology;
KW Glycoprotein {ECO:0000256|ARBA:ARBA00023180,
KW ECO:0000256|RuleBase:RU368121};
KW Glycosyltransferase {ECO:0000256|ARBA:ARBA00022676,
KW ECO:0000256|RuleBase:RU368121};
KW Golgi apparatus {ECO:0000256|ARBA:ARBA00023034,
KW ECO:0000256|RuleBase:RU368121};
KW Lipid metabolism {ECO:0000256|ARBA:ARBA00023098};
KW Manganese {ECO:0000256|RuleBase:RU368121};
KW Membrane {ECO:0000256|ARBA:ARBA00023136};
KW Metal-binding {ECO:0000256|RuleBase:RU368121};
KW Reference proteome {ECO:0000313|Proteomes:UP000005225};
KW Signal-anchor {ECO:0000256|ARBA:ARBA00022968,
KW ECO:0000256|RuleBase:RU368121};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU368121};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989}.
FT DOMAIN 80..213
FT /note="Galactosyltransferase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF13733"
FT DOMAIN 218..295
FT /note="Galactosyltransferase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02709"
FT REGION 341..396
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 396 AA; 44337 MW; 44EDFC80C9148549 CRC64;
MLRRLLERPC TLALLVGSQL AVMMYLSLGG FRSLSALFGR DQGPTFDYSH PRDVYSNLSH
LPGAPVAPGG PPAPQGLPYC PERSPLLVGP VSVSFSPVPS LAEIVERNPR VEPGGRYRPA
ECEPRSRTAI IVPHRAREHH LRLLLYHLHP FLQRQQLAYG IYVIHQAGNG TFNRAKLLNV
GVREALRDEE WDCLFLHDVD LLPENDHNLY VCDPRGPRHV AVAMNKFGYS LPYPQYFGGV
SALTPDQYLK MNGFPNEYWG WGGEDDDIAT RVRLAGMKIS RPPTSVGHYK MVKHRGDKGN
EENPHRFDLL VRTQNSWTQD GMNSLTYRLL ARELGPLYTN VTADIGTDPR GPRAPSGPRY
PPGSSQAFRQ EMLQRRPPSR PGPLPTANHT TLRGSH
//
