Serum amyloid p-component

Taxonomy

• Homo sapiens (Human)

Protein

• Serum amyloid p-component / Homo sapiens    P02743

Source

• Adrenal Gland (UBERON_0002369)  
• Blood Serum (UBERON_0001977)  
• Heart (UBERON_0000948)  
• Kidney (UBERON_0002113)  
• Liver (UBERON_0002107)  
• Mammary Gland (UBERON_0001911)  
• Spleen (UBERON_0002106)  

Reported structure

• N-Linked / Complex / Gal(b1-4)GlcNAc(b1-2)Man(a1-3)[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)GlcNAc(b1-2)Man(a1-3)[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)GlcNAc(b1-2)Man(a1-6)[Gal(b1-4)GlcNAc(b1-2)Man(a1-3)]Man(b1-4)GlcNAc(b1-4)GlcNAc
• N-Linked / Complex / NeuAc(a2-6)Gal(b1-4)GlcNAc(b1-2)Man(a1-3)[Gal(b1-4)GlcNAc(b1-2)Man(a1-6)]Man(b1-4)GlcNAc(b1-4)GlcNAc
• N-Linked / Complex / NeuAc(a2-6)Gal(b1-4)GlcNAc(b1-2)Man(a1-6)[Gal(b1-4)GlcNAc(b1-2)Man(a1-3)]Man(b1-4)GlcNAc(b1-4)GlcNAc
• N-Linked / Complex / NeuAc(a2-3)Gal(b1-4)GlcNAc(b1-2)Man(a1-3)[NeuAc(a2-3)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)GlcNAc(b1-2)Man(a1-3)[NeuAc(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)GlcNAc(b1-2)Man(a1-6)[NeuAc(a2-6)Gal(b1-4)GlcNAc(b1-2)Man(a1-3)]Man(b1-4)GlcNAc(b1-4)GlcNAc
• N-Linked / Complex / NeuAc(a2-6)Gal(b1-4)GlcNAc(b1-2)Man(a1-3)[NeuAc(a2-6)Gal(b1-4)GlcNAc(b1-2)Man(a1-6)]Man(b1-4)GlcNAc(b1-4)GlcNAc
• N-Linked / Complex / NeuAc(a2-?)Gal(b1-4)GlcNAc(b1-2)Man(a1-3)[NeuAc(a2-?)Gal(b1-4)GlcNAc(b1-2)Man(a1-6)]Man(b1-4)GlcNAc(b1-4)GlcNAc

Composition

• Hex:5 HexNAc:4 (avg mass : 1641.5073 )
• Hex:5 HexNAc:4 NeuAc:1 (avg mass : 1932.7652 )
• Hex:5 HexNAc:4 NeuAc:2 (avg mass : 2224.0231 )
• Hex:8 HexNAc:2 (avg mass : 1721.5445 )

Disease

• Amyloidosis, A-I Amyloid (DOID:9120)
• Amyloidosis, AA Amyloid (DOID:9120)
• Amyloidosis, AL Amyloid (DOID:9120)
• Cancer, breast (DOID:1612)
• Malignant material

Reference

• Reanalysis of global proteomic and phosphoproteomic data identified a large number of glycopeptides (2018 - Yingwei Hu, Punit Shah, David J. Clark, Minghui Ao, Hui Zhang) / Status : Unreviewed
• Human serum amyloid P component is an invariant constituent of amyloid deposits and has a uniquely homogeneous glycostructure. (1994 - Pepys M, Rademacher T, Amatayakul-Chantler S, Williams P, Noble G, Hutchinson W, Hawkins P, Nelson S, Gallimore J, Herbert J) / Status : Reviewed

Reported glycosite

• Serum amyloid p-component / Homo sapiens
  •        Asn-51

Mass spectrometry observed peptide

• NFTLCFR (7aa)
  •    P02743    Asn-51
• PIQNFTICFR (10aa)
  •    P02743    Asn-51
• ESVTDHVNLITPLEKPLQNFTLCFR (25aa)
  •    P02743    Asn-51