ALG3_DICDI
ID ALG3_DICDI Reviewed; 446 AA.
AC Q55F69;
DT 08-APR-2008, integrated into UniProtKB/Swiss-Prot.
DT 24-MAY-2005, sequence version 1.
DT 03-AUG-2022, entry version 93.
DE RecName: Full=Probable Dol-P-Man:Man(5)GlcNAc(2)-PP-Dol alpha-1,3-mannosyltransferase;
DE EC=2.4.1.258;
DE AltName: Full=Asparagine-linked glycosylation protein 3 homolog;
DE AltName: Full=Dol-P-Man-dependent alpha(1-3)-mannosyltransferase;
DE AltName: Full=Dolichyl-phosphate-mannose--glycolipid alpha-mannosyltransferase;
GN Name=alg3; ORFNames=DDB_G0268238;
OS Dictyostelium discoideum (Slime mold).
OC Eukaryota; Amoebozoa; Evosea; Eumycetozoa; Dictyostelia; Dictyosteliales;
OC Dictyosteliaceae; Dictyostelium.
OX NCBI_TaxID=44689;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AX4;
RX PubMed=15875012; DOI=10.1038/nature03481;
RA Eichinger L., Pachebat J.A., Gloeckner G., Rajandream M.A., Sucgang R.,
RA Berriman M., Song J., Olsen R., Szafranski K., Xu Q., Tunggal B.,
RA Kummerfeld S., Madera M., Konfortov B.A., Rivero F., Bankier A.T.,
RA Lehmann R., Hamlin N., Davies R., Gaudet P., Fey P., Pilcher K., Chen G.,
RA Saunders D., Sodergren E.J., Davis P., Kerhornou A., Nie X., Hall N.,
RA Anjard C., Hemphill L., Bason N., Farbrother P., Desany B., Just E.,
RA Morio T., Rost R., Churcher C.M., Cooper J., Haydock S., van Driessche N.,
RA Cronin A., Goodhead I., Muzny D.M., Mourier T., Pain A., Lu M., Harper D.,
RA Lindsay R., Hauser H., James K.D., Quiles M., Madan Babu M., Saito T.,
RA Buchrieser C., Wardroper A., Felder M., Thangavelu M., Johnson D.,
RA Knights A., Loulseged H., Mungall K.L., Oliver K., Price C., Quail M.A.,
RA Urushihara H., Hernandez J., Rabbinowitsch E., Steffen D., Sanders M.,
RA Ma J., Kohara Y., Sharp S., Simmonds M.N., Spiegler S., Tivey A.,
RA Sugano S., White B., Walker D., Woodward J.R., Winckler T., Tanaka Y.,
RA Shaulsky G., Schleicher M., Weinstock G.M., Rosenthal A., Cox E.C.,
RA Chisholm R.L., Gibbs R.A., Loomis W.F., Platzer M., Kay R.R.,
RA Williams J.G., Dear P.H., Noegel A.A., Barrell B.G., Kuspa A.;
RT "The genome of the social amoeba Dictyostelium discoideum.";
RL Nature 435:43-57(2005).
CC -!- FUNCTION: Adds the first Dol-P-Man derived mannose in an alpha-1,3
CC linkage to Man5GlcNAc2-PP-Dol. {ECO:0000250}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a dolichyl beta-D-mannosyl phosphate + alpha-D-Man-(1->2)-
CC alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->6)]-beta-D-
CC Man-(1->4)-beta-D-GlcNAc-(1->4)-alpha-D-GlcNAc-diphosphodolichol = a
CC dolichyl phosphate + alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-
CC Man-(1->3)-[alpha-D-Man-(1->3)-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-
CC beta-D-GlcNAc-(1->4)-alpha-D-GlcNAc-diphosphodolichol + H(+);
CC Xref=Rhea:RHEA:29527, Rhea:RHEA-COMP:9517, Rhea:RHEA-COMP:9527,
CC Rhea:RHEA-COMP:12627, Rhea:RHEA-COMP:12628, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:57683, ChEBI:CHEBI:58211, ChEBI:CHEBI:132515,
CC ChEBI:CHEBI:132516; EC=2.4.1.258;
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 58 family.
CC {ECO:0000305}.
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DR EMBL; AAFI02000003; EAL73572.1; -; Genomic_DNA.
DR RefSeq; XP_647664.1; XM_642572.1.
DR AlphaFoldDB; Q55F69; -.
DR STRING; 44689.DDB0231368; -.
DR PaxDb; Q55F69; -.
DR EnsemblProtists; EAL73572; EAL73572; DDB_G0268238.
DR GeneID; 8616481; -.
DR KEGG; ddi:DDB_G0268238; -.
DR dictyBase; DDB_G0268238; alg3.
DR eggNOG; KOG2762; Eukaryota.
DR HOGENOM; CLU_035382_3_0_1; -.
DR InParanoid; Q55F69; -.
DR OMA; PERYGIH; -.
DR PhylomeDB; Q55F69; -.
DR Reactome; R-DDI-446193; Biosynthesis of the N-glycan precursor (dolichol lipid-linked oligosaccharide, LLO) and transfer to a nascent protein.
DR UniPathway; UPA00378; -.
DR PRO; PR:Q55F69; -.
DR Proteomes; UP000002195; Chromosome 1.
DR GO; GO:0005783; C:endoplasmic reticulum; ISS:dictyBase.
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:0000033; F:alpha-1,3-mannosyltransferase activity; ISS:dictyBase.
DR GO; GO:0052925; F:dol-P-Man:Man(5)GlcNAc(2)-PP-Dol alpha-1,3-mannosyltransferase activity; IBA:GO_Central.
DR GO; GO:0006486; P:protein glycosylation; ISS:dictyBase.
DR InterPro; IPR007873; Glycosyltransferase_ALG3.
DR PANTHER; PTHR12646; PTHR12646; 1.
DR Pfam; PF05208; ALG3; 1.
PE 3: Inferred from homology;
KW Endoplasmic reticulum; Glycosyltransferase; Membrane; Reference proteome;
KW Transferase; Transmembrane; Transmembrane helix.
FT CHAIN 1..446
FT /note="Probable Dol-P-Man:Man(5)GlcNAc(2)-PP-Dol alpha-1,3-
FT mannosyltransferase"
FT /id="PRO_0000327763"
FT TRANSMEM 17..37
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 103..123
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 155..175
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 177..197
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 214..234
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 237..257
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 294..314
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 336..356
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 372..392
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 407..427
FT /note="Helical"
FT /evidence="ECO:0000255"
SQ SEQUENCE 446 AA; 52414 MW; E209B9867CC60C62 CRC64;
MIENKVLPFI KNNQIKCFYT LASFLMIYEL CINKIIIDYV KYTEIDWSTY VQQVEVFLKG
IYDYTKIEGD TGPCVYPAGH LYVFSLLYNL TENGLNILKA QYIFAAIYIL LTFIVFSIYG
ESIKESIKQI TNKSNNNNNN NNNNNNNNNN VFLKIPFYII IFLCLSKRIH SIFALRMFND
CISMLLFYIS LYLIIKGRWN LGCLFFSCSV SVKMNVLLYS PALLFLLLST FGIWRTIPKL
MICGLVQVLL AIPFLMVNPQ GYLLRAFEFS RQFLYKWTVN WRFLPEHLFL NKSWALFLLS
IHLLFIILFF IKYIKKEQGG ISNILKRGSI NQNPKLLSVN YILLIMFTIN LIGVTFSRSL
HYQFYLWYFH TLPFLLWSTN YNLFLKIGFM CITEYAWNTY PSTSTSSLML FISNFILLIQ
LYFQPTINSL REDKNNSSGL KKKKTK
