ID Q6P328_XENTR Unreviewed; 332 AA.
AC Q6P328;
DT 05-JUL-2004, integrated into UniProtKB/TrEMBL.
DT 05-JUL-2004, sequence version 1.
DT 24-JAN-2024, entry version 118.
DE RecName: Full=glycogenin glucosyltransferase {ECO:0000256|ARBA:ARBA00038934};
DE EC=2.4.1.186 {ECO:0000256|ARBA:ARBA00038934};
GN Name=gyg1 {ECO:0000313|EMBL:AAH64206.1,
GN ECO:0000313|RefSeq:NP_989270.1, ECO:0000313|Xenbase:XB-GENE-852729};
GN Synonyms=gyg {ECO:0000313|EMBL:CAJ83036.1,
GN ECO:0000313|RefSeq:NP_989270.1};
GN ORFNames=TNeu114c01.1-001 {ECO:0000313|EMBL:CAJ83036.1};
OS Xenopus tropicalis (Western clawed frog) (Silurana tropicalis).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Amphibia;
OC Batrachia; Anura; Pipoidea; Pipidae; Xenopodinae; Xenopus; Silurana.
OX NCBI_TaxID=8364 {ECO:0000313|EMBL:AAH64206.1};
RN [1] {ECO:0000313|RefSeq:NP_989270.1}
RP NUCLEOTIDE SEQUENCE.
RX PubMed=12454917; DOI=10.1002/dvdy.10174;
RA Klein S.L., Strausberg R.L., Wagner L., Pontius J., Clifton S.W.,
RA Richardson P.;
RT "Genetic and genomic tools for Xenopus research: The NIH Xenopus
RT initiative.";
RL Dev. Dyn. 225:384-391(2002).
RN [2] {ECO:0000313|EMBL:AAH64206.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA].
RC TISSUE=Embryo {ECO:0000313|EMBL:AAH64206.1};
RG NIH - Xenopus Gene Collection (XGC) project;
RL Submitted (DEC-2003) to the EMBL/GenBank/DDBJ databases.
RN [3] {ECO:0000313|EMBL:CAJ83036.1}
RP NUCLEOTIDE SEQUENCE.
RA Amaya E., Ashurst J.L., Bonfield J.K., Croning M.D.R., Chen C-K.,
RA Davies R.M., Francis M.D., Garrett N., Gilchrist M.J., Grafham D.V.,
RA McLaren S.R., Papalopulu N., Rogers J., Smith J.C., Taylor R.G., Voigt J.,
RA Zorn A.M.;
RL Submitted (OCT-2006) to the EMBL/GenBank/DDBJ databases.
RN [4] {ECO:0000313|RefSeq:NP_989270.1}
RP IDENTIFICATION.
RG RefSeq;
RL Submitted (SEP-2023) to UniProtKB.
CC -!- FUNCTION: Self-glucosylates, via an inter-subunit mechanism, to form an
CC oligosaccharide primer that serves as substrate for glycogen synthase.
CC {ECO:0000256|ARBA:ARBA00037353}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-tyrosyl-[glycogenin] + UDP-alpha-D-glucose = alpha-D-
CC glucosyl-L-tyrosyl-[glycogenin] + H(+) + UDP; Xref=Rhea:RHEA:23360,
CC Rhea:RHEA-COMP:14604, Rhea:RHEA-COMP:14605, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:46858, ChEBI:CHEBI:58223, ChEBI:CHEBI:58885,
CC ChEBI:CHEBI:140573; EC=2.4.1.186;
CC Evidence={ECO:0000256|ARBA:ARBA00036942};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=[1,4-alpha-D-glucosyl](n)-L-tyrosyl-[glycogenin] + UDP-alpha-
CC D-glucose = [1,4-alpha-D-glucosyl](n+1)-L-tyrosyl-[glycogenin] + H(+)
CC + UDP; Xref=Rhea:RHEA:56560, Rhea:RHEA-COMP:14606, Rhea:RHEA-
CC COMP:14607, ChEBI:CHEBI:15378, ChEBI:CHEBI:58223, ChEBI:CHEBI:58885,
CC ChEBI:CHEBI:140574; EC=2.4.1.186;
CC Evidence={ECO:0000256|ARBA:ARBA00036127};
CC -!- PATHWAY: Glycan biosynthesis; glycogen biosynthesis.
CC {ECO:0000256|ARBA:ARBA00004964}.
CC -!- SIMILARITY: Belongs to the glycosyltransferase 8 family. Glycogenin
CC subfamily. {ECO:0000256|ARBA:ARBA00038162}.
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DR EMBL; BC064206; AAH64206.1; -; mRNA.
DR EMBL; CR760381; CAJ83036.1; -; mRNA.
DR RefSeq; NP_989270.1; NM_203939.1.
DR CAZy; GT8; Glycosyltransferase Family 8.
DR DNASU; 394883; -.
DR GeneID; 394883; -.
DR KEGG; xtr:394883; -.
DR CTD; 2992; -.
DR Xenbase; XB-GENE-852729; gyg1.
DR eggNOG; KOG1950; Eukaryota.
DR HOGENOM; CLU_017171_0_0_1; -.
DR OrthoDB; 306230at2759; -.
DR TreeFam; TF312839; -.
DR Proteomes; UP000008143; Chromosome 5.
DR GO; GO:0016020; C:membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0008194; F:UDP-glycosyltransferase activity; IEA:UniProt.
DR CDD; cd02537; GT8_Glycogenin; 1.
DR InterPro; IPR002495; Glyco_trans_8.
DR InterPro; IPR029044; Nucleotide-diphossugar_trans.
DR PANTHER; PTHR11183; GLYCOGENIN SUBFAMILY MEMBER; 1.
DR PANTHER; PTHR11183:SF164; GLYCOGENIN-1; 1.
DR Pfam; PF01501; Glyco_transf_8; 1.
DR SUPFAM; SSF53448; Nucleotide-diphospho-sugar transferases; 1.
PE 2: Evidence at transcript level;
KW Glycogen biosynthesis {ECO:0000256|ARBA:ARBA00023056};
KW Glycoprotein {ECO:0000256|ARBA:ARBA00023180};
KW Membrane {ECO:0000256|ARBA:ARBA00023136};
KW Reference proteome {ECO:0000313|Proteomes:UP000008143};
KW Signal-anchor {ECO:0000256|ARBA:ARBA00022968};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022968}.
FT REGION 289..310
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 332 AA; 37379 MW; 51619F0C76E08A8E CRC64;
MAADQAFVTL ATNDTYVKGA LVLGSSLRQH NTTNKLVVLI TPQVSDAMRK VLDKVYDDVR
VVDVLDSGDS AHLALMKRPE LGVTLTKIHC WTLTEYSKCV FMDADTMVLC NIDELFEREE
LSAAPDPGWP DCFNSGVFVF TPSFETYNDL LQLATQKGSF DGGDQGLLNT FFDTWATKDI
NKHLPFVYNL SSVSLYSYLP AFKAFGANAK VVHFLGKVKP WNYTYDSKTK SVRSDVHDPS
LIHPEFLNLW WDIYSTKIVS LLTQEGAVKE ATTALQVEEV KEAVVQMSIS HSHSPPSASS
EERRERWEQG QVDYMGEDSY ENIKKKLDSY LQ
//