Hex:5 HexNAc:4 NeuAc:2 Ac:2

Taxonomy

• Equus caballus (Domestic horse)
• Salmo salar (Atlantic salmon)

Protein

• Choriogonadotropin beta chain / Equus caballus    P08751
• Neurocan core protein / Salmo salar    P55066

Source

• Blood Serum (UBERON_0001977)  

Reported structure

• N-Linked / Complex / Neu4,5Ac2(a2-6)Gal(b1-4)GlcNAc(b1-2)Man(a1-3)[Neu4,5Ac2(a2-6)Gal(b1-4)GlcNAc(b1-2)Man(a1-6)]Man(b1-4)GlcNAc(b1-4)GlcNAc
• N-Linked / Complex / NeuAc(a2-3)Gal(b1-4)HexNAc(?1-?)Man(a1-6)[NeuAc(a2-3)Gal(b1-4)HexNAc(?1-?)Man(a1-3)]Man(b1-4)GlcNAc(b1-4)GlcNAc+"+ 2 x Acetyl"

Composition

• Hex:5 HexNAc:4 NeuAc:2 Ac:2 (avg mass : 2308.0965 )

Disease

Reference

• Glycosylation analysis of two cysteine proteinase inhibitors from Atlantic salmon skin: di-O-acetylated sialic acids are the major sialic acid species on N-glycans (2001 - Ylonen, Kalkkinen, Saarinen, Bogwald, Helin) / Status : Reviewed
• Structure determination of the major N- and O-linked carbohydrate chains of the beta subunit from equine chorionic gonadotropin. (1990 - Damm J, Hard K, Kamerling J, van Dedem G, Vliegenthart J) / Status : Reviewed

Reported glycosite

• Choriogonadotropin beta chain / Equus caballus
  •        Undefined site
• Neurocan core protein / Salmo salar
  •        Asn-74
  •        Asn-235

Mass spectrometry observed peptide

• AQNDSCTQYFVEFNSR (16aa)
  •    P55066    Asn-74     Neurocan core protein / Salmo salar
• AENGSESFTMGINYFSDMTFEEIPK (25aa)
• ELNDECHPDPDVELAXCNSTVDVAPWR (27aa)
  •    P55066    Asn-235     Neurocan core protein / Salmo salar