ALG2_KLULA
ID ALG2_KLULA Reviewed; 503 AA.
AC Q6CWQ0;
DT 13-SEP-2005, integrated into UniProtKB/Swiss-Prot.
DT 16-AUG-2004, sequence version 1.
DT 25-MAY-2022, entry version 105.
DE RecName: Full=Alpha-1,3/1,6-mannosyltransferase ALG2;
DE EC=2.4.1.132;
DE EC=2.4.1.257;
DE AltName: Full=Asparagine-linked glycosylation protein 2;
DE AltName: Full=GDP-Man:Man(1)GlcNAc(2)-PP-Dol alpha-1,3-mannosyltransferase;
DE AltName: Full=GDP-Man:Man(1)GlcNAc(2)-PP-dolichol mannosyltransferase;
DE AltName: Full=GDP-Man:Man(2)GlcNAc(2)-PP-Dol alpha-1,6-mannosyltransferase;
GN Name=ALG2; OrderedLocusNames=KLLA0B02420g;
OS Kluyveromyces lactis (strain ATCC 8585 / CBS 2359 / DSM 70799 / NBRC 1267 /
OS NRRL Y-1140 / WM37) (Yeast) (Candida sphaerica).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Saccharomycotina; Saccharomycetes;
OC Saccharomycetales; Saccharomycetaceae; Kluyveromyces.
OX NCBI_TaxID=284590;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 8585 / CBS 2359 / DSM 70799 / NBRC 1267 / NRRL Y-1140 / WM37;
RX PubMed=15229592; DOI=10.1038/nature02579;
RA Dujon B., Sherman D., Fischer G., Durrens P., Casaregola S., Lafontaine I.,
RA de Montigny J., Marck C., Neuveglise C., Talla E., Goffard N., Frangeul L.,
RA Aigle M., Anthouard V., Babour A., Barbe V., Barnay S., Blanchin S.,
RA Beckerich J.-M., Beyne E., Bleykasten C., Boisrame A., Boyer J.,
RA Cattolico L., Confanioleri F., de Daruvar A., Despons L., Fabre E.,
RA Fairhead C., Ferry-Dumazet H., Groppi A., Hantraye F., Hennequin C.,
RA Jauniaux N., Joyet P., Kachouri R., Kerrest A., Koszul R., Lemaire M.,
RA Lesur I., Ma L., Muller H., Nicaud J.-M., Nikolski M., Oztas S.,
RA Ozier-Kalogeropoulos O., Pellenz S., Potier S., Richard G.-F.,
RA Straub M.-L., Suleau A., Swennen D., Tekaia F., Wesolowski-Louvel M.,
RA Westhof E., Wirth B., Zeniou-Meyer M., Zivanovic Y., Bolotin-Fukuhara M.,
RA Thierry A., Bouchier C., Caudron B., Scarpelli C., Gaillardin C.,
RA Weissenbach J., Wincker P., Souciet J.-L.;
RT "Genome evolution in yeasts.";
RL Nature 430:35-44(2004).
CC -!- FUNCTION: Mannosylates Man(2)GlcNAc(2)-dolichol diphosphate and
CC Man(1)GlcNAc(2)-dolichol diphosphate to form Man(3)GlcNAc(2)-dolichol
CC diphosphate. {ECO:0000250}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-alpha-D-GlcNAc-
CC diphosphodolichol + GDP-alpha-D-mannose = alpha-D-Man-(1->3)-beta-D-
CC Man-(1->4)-beta-D-GlcNAc-(1->4)-alpha-D-GlcNAc-diphosphodolichol +
CC GDP + H(+); Xref=Rhea:RHEA:29515, Rhea:RHEA-COMP:11044, Rhea:RHEA-
CC COMP:12624, ChEBI:CHEBI:15378, ChEBI:CHEBI:57527, ChEBI:CHEBI:58189,
CC ChEBI:CHEBI:58472, ChEBI:CHEBI:132510; EC=2.4.1.132;
CC -!- CATALYTIC ACTIVITY:
CC Reaction=alpha-D-Man-(1->3)-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-
CC alpha-D-GlcNAc-diphosphodolichol + GDP-alpha-D-mannose = alpha-D-Man-
CC (1->3)-[alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-
CC alpha-D-GlcNAc-diphosphodolichol + GDP + H(+); Xref=Rhea:RHEA:29519,
CC Rhea:RHEA-COMP:12624, Rhea:RHEA-COMP:12626, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:57527, ChEBI:CHEBI:58189, ChEBI:CHEBI:132510,
CC ChEBI:CHEBI:132511; EC=2.4.1.257;
CC -!- PATHWAY: Protein modification; protein glycosylation.
CC -!- SUBCELLULAR LOCATION: Endoplasmic reticulum membrane {ECO:0000250};
CC Multi-pass membrane protein {ECO:0000250}.
CC -!- SIMILARITY: Belongs to the glycosyltransferase group 1 family.
CC {ECO:0000305}.
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DR EMBL; CR382122; CAH02032.1; -; Genomic_DNA.
DR RefSeq; XP_451639.1; XM_451639.1.
DR AlphaFoldDB; Q6CWQ0; -.
DR SMR; Q6CWQ0; -.
DR STRING; 28985.XP_451639.1; -.
DR CAZy; GT4; Glycosyltransferase Family 4.
DR EnsemblFungi; CAH02032; CAH02032; KLLA0_B02420g.
DR GeneID; 2896861; -.
DR KEGG; kla:KLLA0_B02420g; -.
DR eggNOG; KOG0853; Eukaryota.
DR HOGENOM; CLU_030619_0_0_1; -.
DR InParanoid; Q6CWQ0; -.
DR OMA; TIFTSHC; -.
DR UniPathway; UPA00378; -.
DR Proteomes; UP000000598; Chromosome B.
DR GO; GO:0005789; C:endoplasmic reticulum membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR GO; GO:0004378; F:GDP-Man:Man1GlcNAc2-PP-Dol alpha-1,3-mannosyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0102704; F:GDP-Man:Man2GlcNAc2-PP-dolichol alpha-1,6-mannosyltransferase activity; IEA:UniProtKB-EC.
DR GO; GO:0033164; F:glycolipid 1,6-alpha-mannosyltransferase activity; IEA:EnsemblFungi.
DR GO; GO:0006490; P:oligosaccharide-lipid intermediate biosynthetic process; IEA:EnsemblFungi.
DR GO; GO:0006486; P:protein glycosylation; IEA:UniProtKB-UniPathway.
DR InterPro; IPR027054; ALG2.
DR InterPro; IPR001296; Glyco_trans_1.
DR InterPro; IPR028098; Glyco_trans_4-like_N.
DR PANTHER; PTHR45918; PTHR45918; 1.
DR Pfam; PF13439; Glyco_transf_4; 1.
DR Pfam; PF00534; Glycos_transf_1; 1.
PE 3: Inferred from homology;
KW Endoplasmic reticulum; Glycoprotein; Glycosyltransferase; Membrane;
KW Reference proteome; Transferase; Transmembrane; Transmembrane helix.
FT CHAIN 1..503
FT /note="Alpha-1,3/1,6-mannosyltransferase ALG2"
FT /id="PRO_0000080266"
FT TRANSMEM 444..466
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 473..495
FT /note="Helical"
FT /evidence="ECO:0000255"
FT CARBOHYD 59
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CARBOHYD 173
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CARBOHYD 262
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CARBOHYD 403
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT CARBOHYD 500
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
SQ SEQUENCE 503 AA; 57129 MW; AF830C8D5637BFE9 CRC64;
MSEAPVHQRK VAFIHPDLGI GGAERLVVDA AAGLQNAGYD VTIYTSHCDK SHCFEEVKNG
TLKVEVRGDA LPTHIFGKFS ILCANLRQLY LTWNLISTGK IEEYDVYIVD QLSSCVPLLH
LNAPDSKVLF YCHFPDQLLA RRDGLLKKLY RIPFDILEQF TMGVADTILV NSNFTKQVFA
KTFQSLAVDP KVVYPCVNVE QEEILPLDKD LMKKILKNNE KYYLSINRYE RKKNIELAIT
AFAQSKQRTS HKLFISGGYD LNNSENIDYL KELETLATEL KLKHVHLSYP EYSKSPDKCP
SSNFADAQIL FLTSVSSSLK ELLLQSTEML LYTPSNEHFG IVPLEAMKYG VPVLAVDTGG
PLETVVDYNE TPSHIDATGW LRPSDADEWS KVLDQSVDIF EKNHSLFEVN GPKRIKYYFS
REAMSKNFDN TIDHIIWKSR GTRLWSTLAP GLLMFTVQYA TLLITGDASW PYLLLAAISY
FVLRSVKATV YWIIVFCYLN YST
