GT-CORE (public beta v1)

Glycosyltransferase Curated Online Resource for Enzymology

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

Pgant9

Drosophila melanogaster · Putative polypeptide N-acetylgalactosaminyltransferase 9 (EC 2.4.1.41)

GT27Model organism · annotation ≥ 4Fold GT-ARetaining2 PDB structure(s)

External resources

Identification and annotation

CAZy familyGT27 · CAZy entry
Gene symbolPgant9
Synonyms / alternate names
  • Protein-UDP acetylgalactosaminyltransferase 9
  • UDP-GalNAc:polypeptide N-acetylgalactosaminyltransferase 9
UniProt accessionQ8MRC9
NCBI Gene ID246627
Source speciesDrosophila melanogaster
Taxonomic domainEukaryota
UniProt annotation level5

Function and localisation

Enzyme functionPutative polypeptide N-acetylgalactosaminyltransferase 9 (EC 2.4.1.41)
Subcellular locationGolgi apparatus membrane

Structure and mechanism

Fold typeGT-A
Catalytic mechanismRetaining
Cation dependenceYes (Mn2+)
Oligomeric statehomotetramer
PDB structures6E4Q, 6E4R

Donor and acceptor specificity

Sugar nucleotide donorUDP-N-acetyl-alpha-D-galactosamine
Donor CCD code(s)UD2
Acceptor substrate(s)
  • L-seryl-[protein]
  • L-threonyl-[protein]
Acceptor CCD / GlycoCTnot curated

Protein sequences

Full protein sequence

650 aa
MAFIWRRRSTTIVKLVAFALAIWFCIAFLVYTDDTRRRAAQEGAGASGAGSAPGVGGGAGGLGDPIALALRNEPAGEDFGINGNVIGGGGQKQAHDEADIPPTVGKHKADLQAERMRKKAAEQPKKKPQEDSKKVIDPPANFEENPGELGKPVRLPKEMSDEMKKAVDDGWTKNAFNQYVSDLISVHRTLPDPRDAWCKDEARYLTNLPKTDVIICFHNEAWTVLLRTVHSVLDRSPEHLIGKIILVDDYSDMPHLKRQLEDYFAAYPKVQIIRGQKREGLIRARILGANHAKSPVLTYLDSHCECTEGWLEPLLDRIARNSTTVVCPVIDVISDETLEYHYRDSGGVNVGGFDWNLQFSWHPVPERERKRHNSTAEPVYSPTMAGGLFSIDREFFDRLGTYDSGFDIWGGENLELSFKTWMCGGTLEIVPCSHVGHIFRKRSPYKWRSGVNVLKKNSVRLAEVWMDEYSQYYYHRIGNDKGDWGDVSDRRKLRNDLKCKSFKWYLDNIYPELFIPGDSVAHGEIRNLGYGGRTCLDAPAGKKHQKKAVGTYPCHRQGGNQYWMLSKAGEIRRDDSCLDYAGKDVTLFGCHGGKGNQFWTYRENTKQLHHGTSGKCLAISESKDKLLMEECSASLSRQQWTLENYDSSKL

Catalytic domain sequence

183 aa
VIICFHNEAWTVLLRTVHSVLDRSPEHLIGKIILVDDYSDMPHLKRQLEDYFAAYPKVQIIRGQKREGLIRARILGANHAKSPVLTYLDSHCECTEGWLEPLLDRIARNSTTVVCPVIDVISDETLEYHYRDSGGVNVGGFDWNLQFSWHPVPERERKRHNSTAEPVYSPTMAGGLFSIDREF