ID A4RSZ9_OSTLU Unreviewed; 480 AA.
AC A4RSZ9;
DT 15-MAY-2007, integrated into UniProtKB/TrEMBL.
DT 15-MAY-2007, sequence version 1.
DT 27-MAR-2024, entry version 80.
DE RecName: Full=Alpha-1,3/1,6-mannosyltransferase ALG2 {ECO:0000256|RuleBase:RU367136};
DE EC=2.4.1.132 {ECO:0000256|RuleBase:RU367136};
DE EC=2.4.1.257 {ECO:0000256|RuleBase:RU367136};
DE AltName: Full=GDP-Man:Man(1)GlcNAc(2)-PP-Dol alpha-1,3-mannosyltransferase {ECO:0000256|RuleBase:RU367136};
GN Name=Alg2 {ECO:0000313|EMBL:ABO94695.1};
GN ORFNames=OSTLU_119517 {ECO:0000313|EMBL:ABO94695.1};
OS Ostreococcus lucimarinus (strain CCE9901).
OC Eukaryota; Viridiplantae; Chlorophyta; Mamiellophyceae; Mamiellales;
OC Bathycoccaceae; Ostreococcus.
OX NCBI_TaxID=436017 {ECO:0000313|EMBL:ABO94695.1, ECO:0000313|Proteomes:UP000001568};
RN [1] {ECO:0000313|EMBL:ABO94695.1, ECO:0000313|Proteomes:UP000001568}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CCE9901 {ECO:0000313|EMBL:ABO94695.1,
RC ECO:0000313|Proteomes:UP000001568};
RX PubMed=17460045; DOI=10.1073/pnas.0611046104;
RA Palenik B., Grimwood J., Aerts A., Rouze P., Salamov A., Putnam N.,
RA Dupont C., Jorgensen R., Derelle E., Rombauts S., Zhou K., Otillar R.,
RA Merchant S.S., Podell S., Gaasterland T., Napoli C., Gendler K.,
RA Manuell A., Tai V., Vallon O., Piganeau G., Jancek S., Heijde M.,
RA Jabbari K., Bowler C., Lohr M., Robbens S., Werner G., Dubchak I.,
RA Pazour G.J., Ren Q., Paulsen I., Delwiche C., Schmutz J., Rokhsar D.,
RA Van de Peer Y., Moreau H., Grigoriev I.V.;
RT "The tiny eukaryote Ostreococcus provides genomic insights into the paradox
RT of plankton speciation.";
RL Proc. Natl. Acad. Sci. U.S.A. 104:7705-7710(2007).
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:0000256|ARBA:ARBA00003142,
CC ECO:0000256|RuleBase:RU367136}.
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 Evidence={ECO:0000256|ARBA:ARBA00001514,
CC ECO:0000256|RuleBase:RU367136};
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 Evidence={ECO:0000256|ARBA:ARBA00001253,
CC ECO:0000256|RuleBase:RU367136};
CC -!- PATHWAY: Protein modification; protein glycosylation.
CC {ECO:0000256|ARBA:ARBA00004922, ECO:0000256|RuleBase:RU367136}.
CC -!- SUBCELLULAR LOCATION: Membrane {ECO:0000256|RuleBase:RU367136}.
CC -!- SIMILARITY: Belongs to the glycosyltransferase group 1 family.
CC {ECO:0000256|RuleBase:RU367136}.
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DR EMBL; CP000582; ABO94695.1; -; Genomic_DNA.
DR RefSeq; XP_001416402.1; XM_001416365.1.
DR AlphaFoldDB; A4RSZ9; -.
DR STRING; 436017.A4RSZ9; -.
DR CAZy; GT4; Glycosyltransferase Family 4.
DR EnsemblPlants; ABO94695; ABO94695; OSTLU_119517.
DR GeneID; 5000192; -.
DR Gramene; ABO94695; ABO94695; OSTLU_119517.
DR KEGG; olu:OSTLU_119517; -.
DR eggNOG; KOG0853; Eukaryota.
DR HOGENOM; CLU_030619_1_0_1; -.
DR OMA; DENRCFE; -.
DR OrthoDB; 1377at2759; -.
DR UniPathway; UPA00378; -.
DR Proteomes; UP000001568; Chromosome 2.
DR GO; GO:0016020; C:membrane; IEA:UniProtKB-SubCell.
DR GO; GO:0004378; F:GDP-Man:Man1GlcNAc2-PP-Dol alpha-1,3-mannosyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0102704; F:GDP-Man:Man2GlcNAc2-PP-dolichol alpha-1,6-mannosyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006486; P:protein glycosylation; IEA:UniProtKB-UniPathway.
DR CDD; cd03805; GT4_ALG2-like; 1.
DR Gene3D; 3.40.50.2000; Glycogen Phosphorylase B; 2.
DR InterPro; IPR027054; ALG2.
DR InterPro; IPR001296; Glyco_trans_1.
DR InterPro; IPR028098; Glyco_trans_4-like_N.
DR PANTHER; PTHR45918; ALPHA-1,3/1,6-MANNOSYLTRANSFERASE ALG2; 1.
DR PANTHER; PTHR45918:SF1; ALPHA-1,3_1,6-MANNOSYLTRANSFERASE ALG2; 1.
DR Pfam; PF13439; Glyco_transf_4; 1.
DR Pfam; PF00534; Glycos_transf_1; 1.
DR SUPFAM; SSF53756; UDP-Glycosyltransferase/glycogen phosphorylase; 1.
PE 3: Inferred from homology;
KW Glycosyltransferase {ECO:0000256|ARBA:ARBA00022676,
KW ECO:0000256|RuleBase:RU367136};
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|RuleBase:RU367136};
KW Reference proteome {ECO:0000313|Proteomes:UP000001568};
KW Transferase {ECO:0000256|RuleBase:RU367136, ECO:0000313|EMBL:ABO94695.1};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692,
KW ECO:0000256|RuleBase:RU367136};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989,
KW ECO:0000256|RuleBase:RU367136}.
FT TRANSMEM 448..471
FT /note="Helical"
FT /evidence="ECO:0000256|RuleBase:RU367136"
FT DOMAIN 38..201
FT /note="Glycosyltransferase subfamily 4-like N-terminal"
FT /evidence="ECO:0000259|Pfam:PF13439"
FT DOMAIN 235..410
FT /note="Glycosyl transferase family 1"
FT /evidence="ECO:0000259|Pfam:PF00534"
FT REGION 1..21
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 480 AA; 54891 MW; 651E5BC8289F21D9 CRC64;
MFATKDLSKE CRAKSSAHTD GTSKPLRINI IHPDLGLGGA ERLILDFARA CSTAGHEIKL
YTAFHDENRC FEDTVNTEGK RVDWIQVYNS LVPRNFAGRF HAICANLRCL CVVFFALWRD
CGKVDVWILD QVPIPIFVLK IFAQRTIFYC HFPDCLLAPH NTTLQRLYRT PIDYVEEHCT
GMADCIVVNS YFTAEVFSRT FKRLYRKGIS PEVVYPTASL TELEFTHDVD ATFRTFPGKS
LIFQERKIFL SINRFDSNKN LRLAILAFHK FIQQNRNDAT YMLILAGGFD SRLQDNVQVL
RELRRLKDDL ELSDSVLFLP SINNHQKQVL LHHSLCVLYT PNEEHFGIVP LEAMQYHKPV
VACNSGGPKE TVIHGVTGFL CENTPESFAC AMSKLARVSG LAERMGNAAQ LNFGQKFDVV
AFRRRVREVL SNTAESNCEP QIRSSVPLFW YLWIFLSSAL LLAIFICVSV YHHSVHFFER
//
