Peptide within the protein Ara-h-1:

References reporting this peptide:

• Chassaigne H., et al. Resolution and identification of major peanut allergens using a combination of fluorescence two-dimensional differential gel electrophoresis, Western blotting and Q-TOF mass spectrometry. Journal of Proteomics. 2009
• Gu, et al. A rapid solid-phase extraction combined with liquid chromatography-tandem mass spectrometry for simultaneous screening of multiple allergens in chocolates. Food Control. 2018
• Sealey-Voyksner, et al. Discovery of highly conserved unique peanut and tree nut peptides by LC-MS/MS for multi-allergen detection.. Food chemistry. 2016
• Shefcheck K.J., et al. Confirmation of the Allergenic Peanut Protein, Ara h 1, in a Model Food Matrix Using Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS). Journal of Agricultural and Food Chemistry. 2004

Species Uniqueness

Species containing the peptide SFNLDEGHALR are presented below. Accessions and taxid values link to further information hosted on NCBI.

Species name	Common name	Accession(s)	Tax ID
Arachis ipaensis	Arachis ipaensis	XP_016174800	130454
Arachis hypogaea	Peanut	3SMH_A 3S7E_A AAT00596 AAT00597 P43237 P43238	3818
Arachis duranensis	Peanut ancestor	CCW28760 XP_015941445	130453

BLAST non-redundant protein database version: 4, date: December 9, 2015.

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