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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: LSQEEAR

Peptide within the protein Ber-e-2:

MAKLFLLSLGIFLLFHCCLAIEYEQEELYECRIQRLTAQEPQYRLEAEAGVSEVWDYTDQQFRCAGVAALRNTIRPQGLLLPVYTNAPKLYYVTQGRGILGVLMPGCPETFQSMSQFQGSREQEEERGRFQDQHQKVHHLKKGDIIAIPAGVALWCYNDGDEDLVTVLVQHTASDLNQLDQNPRHFFLAGNIQRSQKQRGERYGLRGGQQILADNVFKGFNMEALADVLGFGMDTETARKVRGEDDQRGHIVRVEQGLKVIRPPRIREELEQQEGGGYNGLEETICSATFIQNIDNPAEADFYNPRAGRLTTVNSLKVPILTFLQLSAMKGVLYENAMMAPLWRLNANSVVYAVRGEARVQIVDHRGETVFDDNLREGQMVVVPQNFVVVKQAGSRGFEWVVFNTNDNALFSTAAGRTSPLRGIPVGVLANAYRLSQEEARRIKLNRDEAVLFQPGSRSRGRASA

References reporting this peptide:

None.


Species Uniqueness

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

Species name Common name Accession(s) Tax ID
Carlito syrichta Philippine tarsier XP_008063045
1868482
Cerataulina daemon Cerataulina daemon YP_009093400
1527800
Chaetoceros simplex Chaetoceros simplex YP_009092983
156587
Coscinodiscus radiatus Coscinodiscus radiatus YP_009028980
33642
Cricetulus griseus Chinese hamster ERE87402
XP_007641739
10029
Acropora digitifera Acropora digitifera XP_015755565
70779
Anser cygnoides domesticus Anser cygnoides domesticus XP_013031963
381198
Arabidopsis lyrata subsp. lyrata Arabidopsis lyrata subsp. lyrata XP_002877635
81972
Arabidopsis thaliana Thale cress AAL10478
NP_001190035
OAP02478
CAB87915
NP_566912
3702
Aspergillus calidoustus Aspergillus calidoustus CEL05502
454130
Asterionella formosa Asterionella formosa YP_009028704
210441
Asterionellopsis glacialis Asterionellopsis glacialis YP_009028844
33640
Babesia bigemina Babesia bigemina XP_012769538
5866
Babesia caballi Babesia caballi BAI66189
5871
Babesia equi Babesia equi XP_004831312
5872
Babesia equi strain WA Babesia equi strain wa XP_004831312
1537102
Bertholletia excelsa Brazil nut AAO38859
3645
Bison bison bison Bison XP_010850937
43346
Bos mutus Wild yak XP_014333112
72004
Bos taurus Cattle NP_001095982
9913
Brassica napus Rape CDY13001
XP_013707158
CDY64710
XP_013744927
CDX83052
CDX68504
XP_013642439
CDY05878
3708
Brassica oleracea var. oleracea Brassica oleracea var. oleracea XP_013603838
XP_013603535
109376
Brassica rapa Field mustard XP_009151567
XP_009149790
3711
Callorhinchus milii Elephant shark XP_007905870
7868
Camelina sativa Camelina sativa XP_010426385
XP_010515218
XP_010503529
90675
Candidatus Methanomassiliicoccus intestinalis Candidatus methanomassiliicoccus intestinalis WP_020448834
1406512
Candidatus Methanomassiliicoccus intestinalis Issoire-Mx1 Candidatus methanomassiliicoccus intestinalis issoire-mx1 WP_020448834
1295009
Cylindrotheca closterium Cylindrotheca closterium YP_009029091
2856
Didymella rabiei Didymella rabiei KZM23157
5454
Didymosphenia geminata Didymosphenia geminata YP_009029235
1115533
Durinskia baltica Durinskia baltica YP_003735076
400756
Erwinia phage vB_EamP_Frozen Erwinia phage vb_eamp_frozen ANJ65176
1852641
Erwinia phage vB_EamP_Gutmeister Erwinia phage vb_eamp_gutmeister ANJ65176
1852643
Eucalyptus grandis Eucalyptus grandis XP_010032866
XP_010032865
XP_010032863
XP_010032862
71139
Eunotia sp. ECR-2014 Eunotia sp. ecr-2014 YP_009059301
1458866
Eutrema salsugineum Eutrema salsugineum XP_006404210
72664
Fibroporia radiculosa Fibroporia radiculosa XP_012184458
599839
Fistulifera solaris Fistulifera solaris YP_004376604
1519565
Galdieria sulphuraria Galdieria sulphuraria YP_009051035
130081
Haloarcula sp. CBA1127 Haloarcula sp. cba1127 WP_058997703
1765055
Halovivax ruber XH-70 Halovivax ruber xh-70 AGB16643
797302
Klebsormidium flaccidum Klebsormidium flaccidum GAQ86920
3175
Kryptoperidinium foliaceum Kryptoperidinium foliaceum YP_003734622
160619
Leishmania mexicana MHOM/GT/2001/U1103 Leishmania mexicana mhom/gt/2001/u1103 XP_003878356
929439
Leptocylindrus danicus Leptocylindrus danicus YP_009029401
163516
Leptomonas pyrrhocoris Leptomonas pyrrhocoris XP_015660771
157538
Limulus polyphemus Atlantic horseshoe crab XP_013792279
6850
Lithodesmium undulatum Lithodesmium undulatum YP_009029531
59812
Marchantia polymorpha subsp. polymorpha Marchantia polymorpha subsp. polymorpha OAE27926
1480153
Methanobrevibacter Methanobrevibacter WP_016358532
2172
Methanobrevibacter sp. AbM4 Methanobrevibacter sp. abm4 WP_016358532
224719
Microtus ochrogaster Prairie vole XP_005356950
79684
Odontella sinensis Odontella sinensis NP_043587
2839
Phaeodactylum tricornutum Phaeodactylum tricornutum YP_874483
2850
Phaseolus vulgaris Phaseolus vulgaris XP_007143639
3885
Physcomitrella patens Physcomitrella patens XP_001766888
3218
Phytomonas sp. isolate EM1 Phytomonas sp. isolate em1 CCW65101
134006
Phytophthora sojae Phytophthora sojae XP_009522235
67593
Pisolithus tinctorius Marx 270 Pisolithus tinctorius marx 270 KIO00658
870435
Pisum sativum Pea P35100
3888
Pseudo-nitzschia multiseries Pseudo-nitzschia multiseries YP_009162655
37319
Pseudozyma aphidis DSM 70725 Pseudozyma aphidis dsm 70725 ETS61838
1391700
Pygocentrus nattereri Red-bellied piranha XP_017571975
XP_017571974
XP_017571973
XP_017571972
42514
Rhizosolenia imbricata Rhizosolenia imbricata YP_009093078
216768
Roundia cardiophora Roundia cardiophora YP_009093258
1403802
Selaginella moellendorffii Selaginella moellendorffii XP_002992118
XP_002980647
XP_002991011
88036
Sinocyclocheilus anshuiensis Sinocyclocheilus anshuiensis XP_016335038
1608454
Sinocyclocheilus grahami Sinocyclocheilus grahami XP_016147425
XP_016147424
75366
Sinocyclocheilus rhinocerous Sinocyclocheilus rhinocerous XP_016401821
XP_016401822
307959
Termitomyces sp. J132 Termitomyces sp. j132 KNZ73815
1306850
Thermofilum sp. 1807-2 Thermofilum sp. 1807-2 WP_052883419
1550241
Togninia minima UCRPA7 Togninia minima ucrpa7 XP_007912694
1286976
Toxoplasma gondii GAB2-2007-GAL-DOM2 Toxoplasma gondii gab2-2007-gal-dom2 KFG29160
1130820
Toxoplasma gondii VEG Toxoplasma gondii veg CEL73019
432359
Trametes cinnabarina Trametes cinnabarina CDO78147
5643
Ulnaria acus Ulnaria acus YP_005089717
1436140
Ursus maritimus Polar bear XP_008694572
29073

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

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