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Chemical structure of (Pyr¹¹)-Amyloid β-Protein (11-40)

GA20282

(Pyr¹¹)-Amyloid β-Protein (11-40)

Also known as (4S)-5-[[(2S)-1-[[(2S)-1-[[2-[[(2S)-1-[[(2S)-4-amino-1-[[(2S)-6-amino-1-[[2-[[(2S)-1-[[(2S,3S)-1-[[(2S,3S)-1-[[2-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[2-[[2-[[(2S)-1-[[(1S)-1-carboxy-2-methylpropyl]amino]-3-methyl-1-oxobutan-2-yl]amino]-2-oxoethyl]amino]-2-oxoethyl]amino]-3-methyl-1-oxobutan-2-yl]amino]-4-methylsulfanyl-1-oxobutan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-2-oxoethyl]amino]-3-methyl-1-oxopentan-2-yl]amino]-3-methyl-1-oxopentan-2-yl]amino]-1-oxopropan-2-yl]amino]-2-oxoethyl]amino]-1-oxohexan-2-yl]amino]-1,4-dioxobutan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-2-oxoethyl]amino]-3-methyl-1-oxobutan-2-yl]amino]-3-carboxy-1-oxopropan-2-yl]amino]-4-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-6-amino-2-[[(2S)-5-amino-2-[[(2S)-3-(1H-imidazol-4-yl)-2-[[(2S)-3-(1H-imidazol-4-yl)-2-[[(2S)-3-methyl-2-[[(2S)-5-oxopyrrolidine-2-carbonyl]amino]butanoyl]amino]propanoyl]amino]propanoyl]amino]-5-oxopentanoyl]amino]hexanoyl]amino]-4-methylpentanoyl]amino]-3-methylbutanoyl]amino]-3-phenylpropanoyl]amino]-3-phenylpropanoyl]amino]propanoyl]amino]-5-oxopentanoic acid

pEVHHQKLVFFAEDVGSNKGAIIGLMVGGVV, the N-terminally truncated isoform of the amyloid β-protein (Aβ) beginning with a pyroglutamate (Pyr) residue at position 11 was used in experiments studying the generality of fibrillogenesis-related helix formation· Comparing the fibrillogenesis kinetics of many of the most important clinically relevant amyloid β-protein alloforms it could be observed that among these peptides (Pyr¹¹)-amyloid β-protein (11-40) exhibited the greatest retardation of fibrillization rate

ChemicalCAS192377-94-9MW3133.67FormulaC143H226N38O39S
CAS number
192377-94-9
Molecular weight
3133.67
Formula
C143H226N38O39S
Solubility
Soluble in DMSO
InChIKey
CIXXUMLEJRQLQZ-JUNKFJHTSA-N
Catalogue number
GA20282
Brand
GLPBIO
Computed properties PubChem CID 102602037 · XLogP -5.8 · TPSA 1230 Ų · H-bond donors 40
XLogP
-5.8
TPSA
1230 Ų
H-bond donors
40
H-bond acceptors
44
Rotatable bonds
103
Heavy atoms
221

SMILES CC[C@H](C)[C@@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)NCC(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCSC)C(=O)N[C@@H](C(C)C)C(=O)NCC(=O)NCC(=O)N[C@@H](C(C)C)C(=O)N[C@@H](C(C)C)C(=O)O)NC(=O)[C@H](C)NC(=O)CNC(=O)[C@H](CCCCN)NC(=O)[C@H](CC(=O)N)NC(=O)[C@H](CO)NC(=O)CNC(=O)[C@H](C(C)C)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](C)NC(=O)[C@H](CC1=CC=CC=C1)NC(=O)[C@H](CC2=CC=CC=C2)NC(=O)[C@H](C(C)C)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CCCCN)NC(=O)[C@H](CCC(=O)N)NC(=O)[C@H](CC3=CNC=N3)NC(=O)[C@H](CC4=CNC=N4)NC(=O)[C@H](C(C)C)NC(=O)[C@@H]5CCC(=O)N5

Computed descriptors from PubChem (CID 102602037), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

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