GT-CORE (public beta v1)

Glycosyltransferase Curated Online Resource for Enzymology

Family-organised sequence, structure, mechanism and substrate-specificity records for the CAZy glycosyltransferases

Alg9

Drosophila melanogaster · Alpha-1,2-mannosyltransferase Alg9 (EC 2.4.1.259; 2.4.1.261)

GT22Model organism · annotation ≥ 4Fold GT-CInverting

External resources

Identification and annotation

CAZy familyGT22 · CAZy entry
Gene symbolAlg9
Synonyms / alternate names
  • Dolichyl-P-Man:Man6GlcNAc2-PP-dolichol alpha-1,2-mannosyltransferase
  • Dolichyl-P-Man:Man8GlcNAc2-PP-dolichol alpha-1,2-mannosyltransferase
UniProt accessionQ9VBV8
NCBI Gene ID43031
Source speciesDrosophila melanogaster
Taxonomic domainEukaryota
UniProt annotation level4

Function and localisation

Enzyme functionAlpha-1,2-mannosyltransferase Alg9 (EC 2.4.1.259; 2.4.1.261)
Subcellular locationEndoplasmic reticulum membrane

Structure and mechanism

Fold typeGT-C
Catalytic mechanismInverting
Cation dependenceNo
Oligomeric statenot curated
PDB structuresnot curated

Donor and acceptor specificity

Sugar nucleotide donornot curated
Donor CCD code(s)not curated
Acceptor substrate(s)
  • an alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->3)-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-alpha-D-GlcNAc-diphospho-di-trans,poly-cis-dolichol
  • a di-trans,poly-cis-dolichyl beta-D-mannosyl phosphate
  • an alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-alpha-D-GlcNAc-diphospho-di-trans,poly-cis-dolichol
Acceptor CCD / GlycoCTnot curated

Protein sequences

Full protein sequence

623 aa
MAPPAARARYIANKADNQILSKKPPKRPGLNGNNKTKEATPAGKKKDKDAKKRNQPTSGGQEKGLPNPIMPSVQTAFKTFVSARLCSAIWAYIADCDETFNYWEPLHYIINGHGLQTWEYSPQFGLRSYTYLLLQGVPGYFYQKLFNPSPILIFYMVRCMLGFGCAVMERYMYKSICQEFGIHIGRLWLIFQLFSVGMFVSSTALLPSSFSMYFGCAALAAWWQQNYCFAIFLTAISALLGWPFAALIGIPLVLEMLLRQRDWKTFVQWTLISGATVAIPMIAIDTSYFGKLTFAPLNIVWYNVFTSHGPNIFGTEPLSYYIINGFLNFNIIWLLALQLPIMLVIDYLIVPAKSKSTLNFPHYISLAPLYLWLLVFFAQPHKEERFLFPIYPLISLCGAITVDVYQRIFFRMKSVVFKIKAGVHYLDHSMFIAILVMVTSTLLGLSRVFALYRNYHAPMDLMLELNQFKATPQYDPDVIYNVCIGKDWHRYPGSFFFPAKNFRLRFLKSEFRGMLPAYYDEGQNATKVVQPYFNDLNQENEHMYFDYDRCDFLVDFDEGKYTALEPNYSKRSKDWSVMKSLPFLIPEKSHKVLRAFYVPFLTDNHIQYGDFNLLKRKTKRNGR

Catalytic domain sequence

423 aa
AFKTFVSARLCSAIWAYIADCDETFNYWEPLHYIINGHGLQTWEYSPQFGLRSYTYLLLQGVPGYFYQKLFNPSPILIFYMVRCMLGFGCAVMERYMYKSICQEFGIHIGRLWLIFQLFSVGMFVSSTALLPSSFSMYFGCAALAAWWQQNYCFAIFLTAISALLGWPFAALIGIPLVLEMLLRQRDWKTFVQWTLISGATVAIPMIAIDTSYFGKLTFAPLNIVWYNVFTSHGPNIFGTEPLSYYIINGFLNFNIIWLLALQLPIMLVIDYLIVPAKSKSTLNFPHYISLAPLYLWLLVFFAQPHKEERFLFPIYPLISLCGAITVDVYQRIFFRMKSVVFKIKAGVHYLDHSMFIAILVMVTSTLLGLSRVFALYRNYHAPMDLMLELNQFKATPQYDPDVIYNVCIGKDWHRYPGSFFFP