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Croote, D., Quake, S.R. Food allergen detection by mass spectrometry: the role of systems biology. npj Syst Biol Appl. 2016 Sep 29; 2:16022.

Peptide: FQDQHQK

Peptide within the protein Ber-e-2:

MAKLFLLSLGIFLLFHCCLAIEYEQEELYECRIQRLTAQEPQYRLEAEAGVSEVWDYTDQQFRCAGVAALRNTIRPQGLLLPVYTNAPKLYYVTQGRGILGVLMPGCPETFQSMSQFQGSREQEEERGRFQDQHQKVHHLKKGDIIAIPAGVALWCYNDGDEDLVTVLVQHTASDLNQLDQNPRHFFLAGNIQRSQKQRGERYGLRGGQQILADNVFKGFNMEALADVLGFGMDTETARKVRGEDDQRGHIVRVEQGLKVIRPPRIREELEQQEGGGYNGLEETICSATFIQNIDNPAEADFYNPRAGRLTTVNSLKVPILTFLQLSAMKGVLYENAMMAPLWRLNANSVVYAVRGEARVQIVDHRGETVFDDNLREGQMVVVPQNFVVVKQAGSRGFEWVVFNTNDNALFSTAAGRTSPLRGIPVGVLANAYRLSQEEARRIKLNRDEAVLFQPGSRSRGRASA

References reporting this peptide:

None.


Species Uniqueness

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

Species name Common name Accession(s) Tax ID
Gossypium arboreum Gossypium arboreum AEO27675
XP_017627018
29729
Gossypium herbaceum Gossypium herbaceum AEO27674
34274
Amaranthus hypochondriacus Grain amaranth 3QAC_A
ABM66807
CAA57633
28502
Bertholletia excelsa Brazil nut AAO38859
3645
Chenopodium quinoa Quinoa ABI94736
AAS67037
ABI94735
AAS67036
63459
Eucalyptus grandis Eucalyptus grandis XP_010045998
71139
Gossypium hirsutum Upland cotton AEO27676
AAA33072
XP_016701249
3635
Gossypium raimondii Gossypium raimondii AEO27677
XP_012473565
29730
Nelumbo nucifera Nelumbo nucifera XP_010253026
XP_010247098
XP_010248272
XP_010257107
XP_010263163
4432
Populus trichocarpa Black cottonwood XP_002300775
3694
Saguinus oedipus Cotton-top tamarin 1306412B
9490
Spinacia oleracea Spinach KNA07970
3562
Theobroma cacao Cacao XP_017973457
EOX94453
3641

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

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