Hex:7 HexNAc:4 dHex:3

Taxonomy

• Naja kaouthia (Monocled cobra)
• Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)

Protein

• Cobra venom factor / Naja kaouthia    Q91132
• Recombinant Spike glycoprotein (BTI-Tn-5B1-4) / Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)    P0DTC2

Source

• Venom (UBERON_0007113)  
• BTI-Tn-5B1-4 (CVCL_C190)  

Reported structure

• N-Linked / Complex / Fuc(a1-3)[Gal(a1-3)Gal(b1-4)]GlcNAc(b1-2)Man(a1-3)[Fuc(a1-3)[Gal(a1-3)Gal(b1-4)]GlcNAc(b1-2)Man(a1-6)]Man(b1-4)GlcNAc(b1-4)[Fuc(a1-6)]GlcNAc

Composition

• Hex:7 HexNAc:4 dHex:3 (avg mass : 2404.2211 )

Disease

• COVID-19 (DOID:0080600)

Reference

• Identification of 22 N-glycosites on spike glycoprotein of SARS-CoV-2 and accessible surface glycopeptide motifs: Implications for vaccination and antibody therapeutics (2020 - Dapeng Zhou, Xiaoxu Tian, Ruibing Qi, Chao Peng, Wen Zhang) / Status : Reviewed
• N-linked oligosaccharides of cobra venom factor contain novel alpha(1-3)galactosylated Le(x) structures. (2001 - Gowda DC, Glushka J, van-Halbeek H , Thotakura RN, Bredehorst R, Vogel C-W) / Status : Reviewed

Reported glycosite

• Cobra venom factor / Naja kaouthia
  •        Undefined site
• Recombinant Spike glycoprotein (BTI-Tn-5B1-4) / Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)
  •        Asn-709

Mass spectrometry observed peptide

• SNNSIAIPTNF (11aa)
  •    P0DTC2    Asn-709