FLAG peptide

FLAG peptide is an eight amino acids peptide (Asp-Tyr-Lys-Asp-Asp-Asp-Asp-Lys) with an enterokinase-cleavage site; designed for antibody-mediated identification and purification of recombinant proteins.

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CAT#	R1355
CAS	98849-88-8
Synonyms/Alias	DYKDDDDK Peptide
Chemical Name	(2S)-6-amino-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S)-6-amino-2-[[(2S)-2-[[(2S)-2-amino-3-carboxypropanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]hexanoyl]amino]-3-carboxypropanoyl]amino]-3-carboxypropanoyl]amino]-3-carboxypropanoyl]amino]-3-carboxypropanoyl]amino]hexanoic acid
M.F/Formula	C₄₁H₆₀N₁₀O₂₀
M.W/Mr.	1012.97
Sequence	One Letter Code: DYKDDDDK three Letter Code: Asp-Tyr-Lys-Asp-Asp-Asp-Asp-Lys

CAT#	Product Name	Inquiry
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R1955	Lysipressin acetate	Inquiry
R1761	α-Casein 90-95	Inquiry
R1128	[pTyr1146][pTyr1150][pTyr1151]Insulin Receptor 1142-1153	Inquiry
R0843	Rac1 Inhibitor F56, control peptide	Inquiry

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Storage	Desiccate at -20°C
Solubility	≥50.6 mg/mL in DMSO, ≥210.6 mg/mL in H2O, ≥34.03 mg/mL in EtOH
Shipping Condition	Evaluation sample solution : ship with blue ice; All other available size: ship with RT , or blue ice upon request
InChI	InChI=1S/C41H60N10O20/c42-11-3-1-5-22(45-36(65)24(13-19-7-9-20(52)10-8-19)47-34(63)21(44)14-29(53)54)35(64)48-26(16-31(57)58)38(67)50-28(18-33(61)62)40(69)51-27(17-32(59)60)39(68)49-25(15-30(55)56)37(66)46-23(41(70)71)6-2-4-12-43/h7-10,21-28,52H,1-6,11-18,42-44H2,(H,45,65)(H,46,66)(H,47,63)(H,48,64)(H,49,68)(H,50,67)(H,51,69)(H,53,54)(H,55,56)(H,57,58)(H,59,60)(H,61,62)(H,70,71)/t21-,22-,23-,24-,25-,26?,27-,28-/m0/s1
InChI Key	XZWYTXMRWQJBGX-DQCYEUCQSA-N
Canonical SMILES	C1=CC(=CC=C1CC(C(=O)NC(CCCCN)C(=O)NC(CC(=O)O)C(=O)NC(CC(=O)O)C(=O)NC(CC(=O)O)C(=O)NC(CC(=O)O)C(=O)NC(CCCCN)C(=O)O)NC(=O)C(CC(=O)O)N)O