GT-CORE (public beta v1)

Glycosyltransferase Curated Online Resource for Enzymology

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

EXTL1

Homo sapiens · Exostosin-like 1 (EC 2.4.1.224)

GT64Model organism · annotation ≥ 4Fold GT-ARetaining

External resources

Identification and annotation

CAZy familyGT64 · CAZy entry
Gene symbolEXTL1
Synonyms / alternate names
  • EXTL
  • Exostosin-L
  • Glucuronosyl-N-acetylglucosaminyl-proteoglycan 4-alpha-N-acetylglucosaminyltransferase
  • Multiple exostosis-like protein
UniProt accessionQ92935
NCBI Gene ID2134
Source speciesHomo sapiens
Taxonomic domainEukaryota
UniProt annotation level5

Function and localisation

Enzyme functionExostosin-like 1 (EC 2.4.1.224)
Subcellular locationEndoplasmic reticulum membrane

Structure and mechanism

Fold typeGT-A
Catalytic mechanismRetaining
Cation dependenceYes (Mn2+)
Oligomeric statenot curated
PDB structuresnot curated

Donor and acceptor specificity

Sugar nucleotide donorUDP-N-acetyl-alpha-D-glucosamine
Donor CCD code(s)UD1
Acceptor substrate(s)3-O-{[(1->4)-beta-D-GlcA-(1->4)-alpha-D-GlcNAc](n)-(1->4)-beta-D-GlcA-(1->3)-beta-D-Gal-(1->3)-beta-D-Gal-(1->4)-beta-D-Xyl}-L-seryl-[protein]
Acceptor CCD / GlycoCTnot curated

Protein sequences

Full protein sequence

676 aa
MQSWRRRKSLWLALSASWLLLVLLGGFSLLRLALPPRPRPGASQGWPRWLDAELLQSFSQPGELPEDAVSPPQAPHGGSCNWESCFDTSKCRGDGLKVFVYPAVGTISETHRRILASIEGSRFYTFSPAGACLLLLLSLDAQTGECSSMPLQWNRGRNHLVLRLHPAPCPRTFQLGQAMVAEASPTVDSFRPGFDVALPFLPEAHPLRGGAPGQLRQHSPQPGVALLALEEERGGWRTADTGSSACPWDGRCEQDPGPGQTQRQETLPNATFCLISGHRPEAASRFLQALQAGCIPVLLSPRWELPFSEVIDWTKAAIVADERLPLQVLAALQEMSPARVLALRQQTQFLWDAYFSSVEKVIHTTLEVIQDRIFGTSAHPSLLWNSPPGALLALSTFSTSPQDFPFYYLQQGSRPEGRFSALIWVGPPGQPPLKLIQAVAGSQHCAQILVLWSNERPLPSRWPETAVPLTVIDGHRKVSDRFYPYSTIRTDAILSLDARSSLSTSEVDFAFLVWQSFPERMVGFLTSSHFWDEAHGGWGYTAERTNEFSMVLTTAAFYHRYYHTLFTHSLPKALRTLADEAPTCVDVLMNFIVAAVTKLPPIKVPYGKQRQEAAPLAPGGPGPRPKPPAPAPDCINQIAAAFGHMPLLSSRLRLDPVLFKDPVSVQRKKYRSLEKP

Catalytic domain sequence

241 aa
FSALIWVGPPGQPPLKLIQAVAGSQHCAQILVLWSNERPLPSRWPETAVPLTVIDGHRKVSDRFYPYSTIRTDAILSLDARSSLSTSEVDFAFLVWQSFPERMVGFLTSSHFWDEAHGGWGYTAERTNEFSMVLTTAAFYHRYYHTLFTHSLPKALRTLADEAPTCVDVLMNFIVAAVTKLPPIKVPYGKQRQEAAPLAPGGPGPRPKPPAPAPDCINQIAAAFGHMPLLSSRLRLDPVLF