IVNNATNVVIKVCEF (15aa)

Taxonomy

• Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)

Protein

• Recombinant Spike glycoprotein (FreeStyle 293-F) / Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)    P0DTC2
• Recombinant Spike glycoprotein (HEK293) / Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)    P0DTC2
• Recombinant Spike glycoprotein (Schneider 2) - ectodomain / Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)    P0DTC2

Source

• FreeStyle 293-F (CVCL_D603)  
• HEK293 (CVCL_0045)  
• Schneider 2 (CVCL_Z232)  

Reported structure

• O-Linked / Core 0 / GalNAc

Composition

• HexNAc:1 (avg mass : 221.2103 )
• Hex:3 HexNAc:3 (avg mass : 1114.0275 )
• Hex:3 HexNAc:3 dHex:1 (avg mass : 1260.1705 )
• Hex:3 HexNAc:4 dHex:1 (avg mass : 1463.3655 )
• Hex:3 HexNAc:5 (avg mass : 1520.4175 )
• Hex:4 HexNAc:3 dHex:1 (avg mass : 1422.3129 )
• Hex:4 HexNAc:3 dHex:1 NeuAc:1 (avg mass : 1713.5708 )
• Hex:4 HexNAc:4 (avg mass : 1479.3649 )
• Hex:4 HexNAc:4 dHex:1 (avg mass : 1625.5079 )
• Hex:4 HexNAc:5 (avg mass : 1682.5599 )
• Hex:5 HexNAc:2 (avg mass : 1235.1173 )
• Hex:5 HexNAc:3 (avg mass : 1438.3123 )
• Hex:5 HexNAc:3 NeuAc:1 (avg mass : 1729.5702 )
• Hex:5 HexNAc:4 dHex:1 (avg mass : 1787.6503 )
• Hex:5 HexNAc:4 dHex:1 NeuAc:1 (avg mass : 2078.9082 )
• Hex:6 HexNAc:3 (avg mass : 1600.4547 )
• Hex:7 HexNAc:2 (avg mass : 1559.4021 )

Disease

• COVID-19 (DOID:0080600)

Reference

• Site-specific O-glycosylation analysis of SARS-CoV-2 spike protein produced in insect and human cells (2021 - Ieva Bagdonaite, Andrew J. Thompson, Xiaoning Wang, Max Søgaard, Cyrielle Fougeroux, Martin Frank, Jolene K. Diedrich, John R. Yates 3rd, Ali Salanti, Sergey Y. Vakhrushev, James C. Paulson, Hans H. Wandall) / Status : Reviewed
• Deducing the N- and O- glycosylation profile of the spike protein of novel coronavirus SARS-CoV-2 (2020 - Asif Shajahan, Nitin T. Supekar, Anne S. Gleinich, Parastoo Azadi) / Status : Reviewed
• Site-specific glycan analysis of the SARS-CoV-2 spike (2020 - Yasunori Watanabe, Joel D. Allen, Daniel Wrapp, Jason S. McLellan, Max Crispin) / Status : Unreviewed

Reported glycosite

• Recombinant Spike glycoprotein (FreeStyle 293-F) / Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)
  •        Asn-122
• Recombinant Spike glycoprotein (HEK293) / Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)
  •        Asn-122
• Recombinant Spike glycoprotein (Schneider 2) - ectodomain / Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)
  •        Thr-124

Mass spectrometry observed peptide

• IVNNATNVVIKVCEF (15aa)
  •    P0DTC2    Thr-124     Recombinant Spike glycoprotein (Schneider 2) - ectodomain / Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)
  •    P0DTC2    Asn-122     Recombinant Spike glycoprotein (FreeStyle 293-F) / Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)
  •    P0DTC2    Asn-122     Recombinant Spike glycoprotein (HEK293) / Severe acute respiratory syndrome coronavirus 2 (2019-nCoV)