ID ALG2_HUMAN Reviewed; 416 AA. AC Q9H553; A2A2Y0; Q8NBX2; Q8NC39; DT 13-APR-2004, integrated into UniProtKB/Swiss-Prot. DT 01-MAR-2001, sequence version 1. DT 02-DEC-2020, entry version 166. 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 homolog; 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; ORFNames=UNQ666/PRO1298; OS Homo sapiens (Human). OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; OC Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; OC Homo. OX NCBI_TaxID=9606; RN [1] RP NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1). RA Takahashi T., Katoh R., Okutomi S., Suzuki Y., Mori H., Takizawa Y., RA Nishikawa Y.; RT "Molecular cloning of the mammalian genes which complement the defect of RT the yeast alg2 mutation."; RL Submitted (JAN-2004) to the EMBL/GenBank/DDBJ databases. RN [2] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 2). RX PubMed=12975309; DOI=10.1101/gr.1293003; RA Clark H.F., Gurney A.L., Abaya E., Baker K., Baldwin D.T., Brush J., RA Chen J., Chow B., Chui C., Crowley C., Currell B., Deuel B., Dowd P., RA Eaton D., Foster J.S., Grimaldi C., Gu Q., Hass P.E., Heldens S., Huang A., RA Kim H.S., Klimowski L., Jin Y., Johnson S., Lee J., Lewis L., Liao D., RA Mark M.R., Robbie E., Sanchez C., Schoenfeld J., Seshagiri S., Simmons L., RA Singh J., Smith V., Stinson J., Vagts A., Vandlen R.L., Watanabe C., RA Wieand D., Woods K., Xie M.-H., Yansura D.G., Yi S., Yu G., Yuan J., RA Zhang M., Zhang Z., Goddard A.D., Wood W.I., Godowski P.J., Gray A.M.; RT "The secreted protein discovery initiative (SPDI), a large-scale effort to RT identify novel human secreted and transmembrane proteins: a bioinformatics RT assessment."; RL Genome Res. 13:2265-2270(2003). RN [3] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORMS 1 AND 2). RC TISSUE=Placenta; RX PubMed=14702039; DOI=10.1038/ng1285; RA Ota T., Suzuki Y., Nishikawa T., Otsuki T., Sugiyama T., Irie R., RA Wakamatsu A., Hayashi K., Sato H., Nagai K., Kimura K., Makita H., RA Sekine M., Obayashi M., Nishi T., Shibahara T., Tanaka T., Ishii S., RA Yamamoto J., Saito K., Kawai Y., Isono Y., Nakamura Y., Nagahari K., RA Murakami K., Yasuda T., Iwayanagi T., Wagatsuma M., Shiratori A., Sudo H., RA Hosoiri T., Kaku Y., Kodaira H., Kondo H., Sugawara M., Takahashi M., RA Kanda K., Yokoi T., Furuya T., Kikkawa E., Omura Y., Abe K., Kamihara K., RA Katsuta N., Sato K., Tanikawa M., Yamazaki M., Ninomiya K., Ishibashi T., RA Yamashita H., Murakawa K., Fujimori K., Tanai H., Kimata M., Watanabe M., RA Hiraoka S., Chiba Y., Ishida S., Ono Y., Takiguchi S., Watanabe S., RA Yosida M., Hotuta T., Kusano J., Kanehori K., Takahashi-Fujii A., Hara H., RA Tanase T.-O., Nomura Y., Togiya S., Komai F., Hara R., Takeuchi K., RA Arita M., Imose N., Musashino K., Yuuki H., Oshima A., Sasaki N., RA Aotsuka S., Yoshikawa Y., Matsunawa H., Ichihara T., Shiohata N., Sano S., RA Moriya S., Momiyama H., Satoh N., Takami S., Terashima Y., Suzuki O., RA Nakagawa S., Senoh A., Mizoguchi H., Goto Y., Shimizu F., Wakebe H., RA Hishigaki H., Watanabe T., Sugiyama A., Takemoto M., Kawakami B., RA Yamazaki M., Watanabe K., Kumagai A., Itakura S., Fukuzumi Y., Fujimori Y., RA Komiyama M., Tashiro H., Tanigami A., Fujiwara T., Ono T., Yamada K., RA Fujii Y., Ozaki K., Hirao M., Ohmori Y., Kawabata A., Hikiji T., RA Kobatake N., Inagaki H., Ikema Y., Okamoto S., Okitani R., Kawakami T., RA Noguchi S., Itoh T., Shigeta K., Senba T., Matsumura K., Nakajima Y., RA Mizuno T., Morinaga M., Sasaki M., Togashi T., Oyama M., Hata H., RA Watanabe M., Komatsu T., Mizushima-Sugano J., Satoh T., Shirai Y., RA Takahashi Y., Nakagawa K., Okumura K., Nagase T., Nomura N., Kikuchi H., RA Masuho Y., Yamashita R., Nakai K., Yada T., Nakamura Y., Ohara O., RA Isogai T., Sugano S.; RT "Complete sequencing and characterization of 21,243 full-length human RT cDNAs."; RL Nat. Genet. 36:40-45(2004). RN [4] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RX PubMed=15164053; DOI=10.1038/nature02465; RA Humphray S.J., Oliver K., Hunt A.R., Plumb R.W., Loveland J.E., Howe K.L., RA Andrews T.D., Searle S., Hunt S.E., Scott C.E., Jones M.C., Ainscough R., RA Almeida J.P., Ambrose K.D., Ashwell R.I.S., Babbage A.K., Babbage S., RA Bagguley C.L., Bailey J., Banerjee R., Barker D.J., Barlow K.F., Bates K., RA Beasley H., Beasley O., Bird C.P., Bray-Allen S., Brown A.J., Brown J.Y., RA Burford D., Burrill W., Burton J., Carder C., Carter N.P., Chapman J.C., RA Chen Y., Clarke G., Clark S.Y., Clee C.M., Clegg S., Collier R.E., RA Corby N., Crosier M., Cummings A.T., Davies J., Dhami P., Dunn M., RA Dutta I., Dyer L.W., Earthrowl M.E., Faulkner L., Fleming C.J., RA Frankish A., Frankland J.A., French L., Fricker D.G., Garner P., RA Garnett J., Ghori J., Gilbert J.G.R., Glison C., Grafham D.V., Gribble S., RA Griffiths C., Griffiths-Jones S., Grocock R., Guy J., Hall R.E., RA Hammond S., Harley J.L., Harrison E.S.I., Hart E.A., Heath P.D., RA Henderson C.D., Hopkins B.L., Howard P.J., Howden P.J., Huckle E., RA Johnson C., Johnson D., Joy A.A., Kay M., Keenan S., Kershaw J.K., RA Kimberley A.M., King A., Knights A., Laird G.K., Langford C., Lawlor S., RA Leongamornlert D.A., Leversha M., Lloyd C., Lloyd D.M., Lovell J., RA Martin S., Mashreghi-Mohammadi M., Matthews L., McLaren S., McLay K.E., RA McMurray A., Milne S., Nickerson T., Nisbett J., Nordsiek G., Pearce A.V., RA Peck A.I., Porter K.M., Pandian R., Pelan S., Phillimore B., Povey S., RA Ramsey Y., Rand V., Scharfe M., Sehra H.K., Shownkeen R., Sims S.K., RA Skuce C.D., Smith M., Steward C.A., Swarbreck D., Sycamore N., Tester J., RA Thorpe A., Tracey A., Tromans A., Thomas D.W., Wall M., Wallis J.M., RA West A.P., Whitehead S.L., Willey D.L., Williams S.A., Wilming L., RA Wray P.W., Young L., Ashurst J.L., Coulson A., Blocker H., Durbin R.M., RA Sulston J.E., Hubbard T., Jackson M.J., Bentley D.R., Beck S., Rogers J., RA Dunham I.; RT "DNA sequence and analysis of human chromosome 9."; RL Nature 429:369-374(2004). RN [5] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 1). RC TISSUE=Embryonic testis carcinoma; RX PubMed=15489334; DOI=10.1101/gr.2596504; RG The MGC Project Team; RT "The status, quality, and expansion of the NIH full-length cDNA project: RT the Mammalian Gene Collection (MGC)."; RL Genome Res. 14:2121-2127(2004). RN [6] RP FUNCTION, AND INVOLVEMENT IN CDG1I. RX PubMed=12684507; DOI=10.1074/jbc.m302850200; RA Thiel C., Schwarz M., Peng J., Grzmil M., Hasilik M., Braulke T., RA Kohlschuetter A., von Figura K., Lehle L., Koerner C.; RT "A new type of congenital disorders of glycosylation (CDG-Ii) provides new RT insights into the early steps of dolichol-linked oligosaccharide RT biosynthesis."; RL J. Biol. Chem. 278:22498-22505(2003). RN [7] RP IDENTIFICATION BY MASS SPECTROMETRY [LARGE SCALE ANALYSIS]. RX PubMed=21269460; DOI=10.1186/1752-0509-5-17; RA Burkard T.R., Planyavsky M., Kaupe I., Breitwieser F.P., Buerckstuemmer T., RA Bennett K.L., Superti-Furga G., Colinge J.; RT "Initial characterization of the human central proteome."; RL BMC Syst. Biol. 5:17-17(2011). RN [8] RP INVOLVEMENT IN CMS14, VARIANT CMS14 GLY-68, AND CHARACTERIZATION OF VARIANT RP CMS14 GLY-68. RX PubMed=23404334; DOI=10.1093/brain/awt010; RG WGS500 Consortium; RA Cossins J., Belaya K., Hicks D., Salih M.A., Finlayson S., Carboni N., RA Liu W.W., Maxwell S., Zoltowska K., Farsani G.T., Laval S., Seidhamed M.Z., RA Donnelly P., Bentley D., McGowan S.J., Muller J., Palace J., Lochmuller H., RA Beeson D., Donnelly P., Bell J., Bentley D., McVean G., Ratcfliffe P., RA Taylor J., Wilkie A., Donnelly P., Broxholme J., Buck D., Cazier J.B., RA Cornall R., Gregory L., Knight J., Lunter G., McVean G., Taylor J., RA Tomlinson I., Wilkie A., Buck D., Allan C., Attar M., Green A., Gregory L., RA Humphray S., Kingsbury Z., Lamble S., Lonie L., Pagnamenta A., Piazza P., RA Polanco G., Trebes A., McVean G., Donnelly P., Cazier J.B., Broxholme J., RA Copley R., Fiddy S., Grocock R., Hatton E., Holmes C., Hughes L., RA Humburg P., Kanapin A., Lise S., Lunter G., Martin H., Murray L., RA McCarthy D., Rimmer A., Sahgal N., Wright B., Yau C.; RT "Congenital myasthenic syndromes due to mutations in ALG2 and ALG14."; RL Brain 136:944-956(2013). 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:0000269|PubMed:12684507}. 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: Membrane {ECO:0000305}; Single-pass membrane CC protein {ECO:0000305}. CC -!- ALTERNATIVE PRODUCTS: CC Event=Alternative splicing; Named isoforms=2; CC Name=1; CC IsoId=Q9H553-1; Sequence=Displayed; CC Name=2; CC IsoId=Q9H553-2; Sequence=VSP_013188, VSP_013189; CC -!- DISEASE: Congenital disorder of glycosylation 1I (CDG1I) [MIM:607906]: CC A form of congenital disorder of glycosylation, a multisystem disorder CC caused by a defect in glycoprotein biosynthesis and characterized by CC under-glycosylated serum glycoproteins. Congenital disorders of CC glycosylation result in a wide variety of clinical features, such as CC defects in the nervous system development, psychomotor retardation, CC dysmorphic features, hypotonia, coagulation disorders, and CC immunodeficiency. The broad spectrum of features reflects the critical CC role of N-glycoproteins during embryonic development, differentiation, CC and maintenance of cell functions. {ECO:0000269|PubMed:12684507}. CC Note=The disease is caused by mutations affecting the gene represented CC in this entry. CC -!- DISEASE: Myasthenic syndrome, congenital, 14 (CMS14) [MIM:616228]: A CC form of congenital myasthenic syndrome, a group of disorders CC characterized by failure of neuromuscular transmission, including pre- CC synaptic, synaptic, and post-synaptic disorders that are not of CC autoimmune origin. Clinical features are easy fatigability and muscle CC weakness. CMS14 is an autosomal recessive form characterized by onset CC of limb-girdle muscle weakness in early childhood. The disorder is CC slowly progressive, and some patients may become wheelchair-bound. CC {ECO:0000269|PubMed:23404334}. Note=The disease is caused by mutations CC affecting the gene represented in this entry. CC -!- SIMILARITY: Belongs to the glycosyltransferase group 1 family. CC Glycosyltransferase 4 subfamily. {ECO:0000305}. 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; AB161356; BAD11905.1; -; mRNA. DR EMBL; AY358697; AAQ89060.1; -; mRNA. DR EMBL; AK027417; BAB55099.1; -; mRNA. DR EMBL; AK074704; BAC11150.1; -; mRNA. DR EMBL; AK074988; BAC11337.1; -; mRNA. DR EMBL; AK075172; BAC11449.1; -; mRNA. DR EMBL; AL137067; -; NOT_ANNOTATED_CDS; Genomic_DNA. DR EMBL; BC017876; AAH17876.1; -; mRNA. DR CCDS; CCDS6739.1; -. [Q9H553-1] DR RefSeq; NP_149078.1; NM_033087.3. [Q9H553-1] DR BioGRID; 124493; 22. DR IntAct; Q9H553; 3. DR STRING; 9606.ENSP00000417764; -. DR CAZy; GT4; Glycosyltransferase Family 4. DR iPTMnet; Q9H553; -. DR PhosphoSitePlus; Q9H553; -. DR BioMuta; ALG2; -. DR DMDM; 46395991; -. DR EPD; Q9H553; -. DR jPOST; Q9H553; -. DR MassIVE; Q9H553; -. DR MaxQB; Q9H553; -. DR PaxDb; Q9H553; -. DR PeptideAtlas; Q9H553; -. DR PRIDE; Q9H553; -. DR ProteomicsDB; 80891; -. [Q9H553-1] DR ProteomicsDB; 80892; -. [Q9H553-2] DR Antibodypedia; 29048; 243 antibodies. DR DNASU; 85365; -. DR Ensembl; ENST00000319033; ENSP00000326609; ENSG00000119523. [Q9H553-2] DR Ensembl; ENST00000476832; ENSP00000417764; ENSG00000119523. [Q9H553-1] DR GeneID; 85365; -. DR KEGG; hsa:85365; -. DR UCSC; uc004azf.4; human. [Q9H553-1] DR CTD; 85365; -. DR DisGeNET; 85365; -. DR EuPathDB; HostDB:ENSG00000119523.9; -. DR GeneCards; ALG2; -. DR GeneReviews; ALG2; -. DR HGNC; HGNC:23159; ALG2. DR HPA; ENSG00000119523; Low tissue specificity. DR MalaCards; ALG2; -. DR MIM; 607905; gene. DR MIM; 607906; phenotype. DR MIM; 616228; phenotype. DR neXtProt; NX_Q9H553; -. DR OpenTargets; ENSG00000119523; -. DR Orphanet; 79326; ALG2-CDG. DR Orphanet; 353327; Congenital myasthenic syndromes with glycosylation defect. DR PharmGKB; PA134956849; -. DR eggNOG; KOG0853; Eukaryota. DR GeneTree; ENSGT00550000075033; -. DR HOGENOM; CLU_030619_1_0_1; -. DR InParanoid; Q9H553; -. DR OMA; FLTNHHD; -. DR PhylomeDB; Q9H553; -. DR TreeFam; TF106000; -. DR BRENDA; 2.4.1.132; 2681. DR PathwayCommons; Q9H553; -. DR Reactome; R-HSA-446193; Biosynthesis of the N-glycan precursor (dolichol lipid-linked oligosaccharide, LLO) and transfer to a nascent protein. DR Reactome; R-HSA-4549349; Defective ALG2 causes ALG2-CDG (CDG-1i). DR SIGNOR; Q9H553; -. DR UniPathway; UPA00378; -. DR BioGRID-ORCS; 85365; 716 hits in 858 CRISPR screens. DR ChiTaRS; ALG2; human. DR GeneWiki; ALG2; -. DR GenomeRNAi; 85365; -. DR Pharos; Q9H553; Tbio. DR PRO; PR:Q9H553; -. DR Proteomes; UP000005640; Chromosome 9. DR RNAct; Q9H553; protein. DR Bgee; ENSG00000119523; Expressed in epithelial cell of pancreas and 219 other tissues. DR ExpressionAtlas; Q9H553; baseline and differential. DR Genevisible; Q9H553; HS. DR GO; GO:0015629; C:actin cytoskeleton; IDA:HPA. DR GO; GO:0005737; C:cytoplasm; IDA:UniProtKB. DR GO; GO:0005829; C:cytosol; IDA:HPA. DR GO; GO:0005789; C:endoplasmic reticulum membrane; TAS:Reactome. DR GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW. DR GO; GO:0016020; C:membrane; IDA:UniProtKB. DR GO; GO:0005634; C:nucleus; IDA:UniProtKB. DR GO; GO:0048471; C:perinuclear region of cytoplasm; IDA:UniProtKB. DR GO; GO:0000033; F:alpha-1,3-mannosyltransferase activity; IDA:UniProtKB. DR GO; GO:0048306; F:calcium-dependent protein binding; IMP:UniProtKB. 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:0046982; F:protein heterodimerization activity; IPI:UniProtKB. DR GO; GO:0047485; F:protein N-terminus binding; IPI:UniProtKB. DR GO; GO:0006488; P:dolichol-linked oligosaccharide biosynthetic process; IGI:UniProtKB. DR GO; GO:0006490; P:oligosaccharide-lipid intermediate biosynthetic process; IBA:GO_Central. DR GO; GO:0033577; P:protein glycosylation in endoplasmic reticulum; IGI:UniProtKB. DR GO; GO:0051592; P:response to calcium ion; IDA:UniProtKB. 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 1: Evidence at protein level; KW Alternative splicing; Congenital disorder of glycosylation; KW Congenital myasthenic syndrome; Disease mutation; Glycosyltransferase; KW Membrane; Polymorphism; Reference proteome; Transferase; Transmembrane; KW Transmembrane helix. FT CHAIN 1..416 FT /note="Alpha-1,3/1,6-mannosyltransferase ALG2" FT /id="PRO_0000080260" FT TRANSMEM 85..105 FT /note="Helical" FT /evidence="ECO:0000255" FT VAR_SEQ 1..91 FT /note="Missing (in isoform 2)" FT /evidence="ECO:0000303|PubMed:12975309, FT ECO:0000303|PubMed:14702039" FT /id="VSP_013188" FT VAR_SEQ 92..116 FT /note="VRMVFLALYVLFLADEEFDVVVCDQ -> MPLLKLVHGSPLVFGEKFKLFTL FT (in isoform 2)" FT /evidence="ECO:0000303|PubMed:12975309, FT ECO:0000303|PubMed:14702039" FT /id="VSP_013189" FT VARIANT 11 FT /note="S -> P (in dbSNP:rs11545137)" FT /id="VAR_049351" FT VARIANT 68 FT /note="V -> G (in CMS14; shows severely reduced expression FT of the mutant protein; dbSNP:rs730882051)" FT /evidence="ECO:0000269|PubMed:23404334" FT /id="VAR_073332" FT VARIANT 367 FT /note="V -> A (in dbSNP:rs35626507)" FT /id="VAR_049352" FT CONFLICT 178 FT /note="Q -> R (in Ref. 2; BAC11449)" FT /evidence="ECO:0000305" SQ SEQUENCE 416 AA; 47092 MW; 778DB1FD069E7F29 CRC64; MAEEQGRERD SVPKPSVLFL HPDLGVGGAE RLVLDAALAL QARGCSVKIW TAHYDPGHCF AESRELPVRC AGDWLPRGLG WGGRGAAVCA YVRMVFLALY VLFLADEEFD VVVCDQVSAC IPVFRLARRR KKILFYCHFP DLLLTKRDSF LKRLYRAPID WIEEYTTGMA DCILVNSQFT AAVFKETFKS LSHIDPDVLY PSLNVTSFDS VVPEKLDDLV PKGKKFLLLS INRYERKKNL TLALEALVQL RGRLTSQDWE RVHLIVAGGY DERVLENVEH YQELKKMVQQ SDLGQYVTFL RSFSDKQKIS LLHSCTCVLY TPSNEHFGIV PLEAMYMQCP VIAVNSGGPL ESIDHSVTGF LCEPDPVHFS EAIEKFIREP SLKATMGLAG RARVKEKFSP EAFTEQLYRY VTKLLV //