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Please include the following statement when referencing the CPTAC Assay Portal
We would like to acknowledge the National Cancer Institute’s Clinical Proteomic Tumor Analysis Consortium (CPTAC) Assay Portal (assays.cancer.gov) for developing assays and establishing criteria for the assays described in this publication.

Overview Data source: UniProt

Official Gene Symbol Other Aliases
Eif3e Eif3s6, Int6
Sequence Length (AA) Molecular Weight (Da)
445 52221
Protein Name
Eukaryotic translation initiation factor 3 subunit E
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MAEYDLTTRI AHFLDRHLVF PLLEFLSVKE IYNEKELLQG KLDLLSDTNM
60 70 80 90 100
VDFAMDVYKN LYSDDIPHAL REKRTTVVAQ LKQLQAETEP IVKMFEDPET
110 120 130 140 150
TRQMQSTRDG RMLFDYLADK HGFRQEYLDT LYRYAKFQYE CGNYSGAAEY
160 170 180 190 200
LYFFRVLVPA TDRNALSSLW GKLASEILMQ NWDAAMEDLT RLKETIDNNS
210 220 230 240 250
VSSPLQSLQQ RTWLIHWSLF VFFNHPKGRD NIIDLFLYQP QYLNAIQTMC
260 270 280 290 300
PHILRYLTTA VITNKDVRKR RQVLKDLVKV IQQESYTYKD PITEFVECLY
310 320 330 340 350
VNFDFDGAQK KLRECESVLV NDFFLVACLE DFIENARLFI FETFCRIHQC
360 370 380 390 400
ISINMLADKL NMTPEEAERW IVNLIRNARL DAKIDSKLGH VVMGNNAVSP
410 420 430 440 445
YQQVIEKTKS LSFRSQMLAM NIEKKLNQNS RSEAPNWATQ DSGFY

Data source: UniProt


Position of Targeted Peptide Analytes Relative to SNPs, Isoforms, and PTMs

Uniprot Database Entry PhosphoSitePlus ®

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to view detailed assay information below
All other points link out to UniProt



Phosphorylation Acetylation Ubiquitylation Other

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Assay Details for non-CPTAC-6088 Collapse assay details

Data source: Panorama

Official Gene Symbol
EIF3E
Peptide Sequence
YLTTAVITNK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
256
Peptide End
265
CPTAC ID
non-CPTAC-6088
Peptide Molecular Mass
1,122.6285
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
Bovine Serum Albumin
Submitting Laboratory
McGill University
Submitting Lab PI
Christoph H. Borchers, Gerald Batist

Publication

View Details (opens in a new window)

mTORC1-driven protein translation correlates with clinical benefit of capivasertib within a genetically preselected cohort of PIK3CA-altered tumours. Constance A Sobsey, Bjoern C Froehlich, Georgia Mitsa, Sahar Ibrahim, Robert Popp, Rene P Zahedi, Elza C de Bruin, Christoph H Borchers, Gerald Batist


Assay Parameters Collapse assay parameters

Data source: Panorama

Instrument
Agilent 6495B QQQ-MS
Internal Standard
Standard Isotope labeled internal standard peptides with 13Cx, 15Ny (R+10 or K+8)
Peptide Standard Purity
>95%
Peptide Standard Label Type
13C and 15N at C-terminus K
LC
Infinity 1290
Column Packing
commercial (Agilent ZORBAX Eclipse Plus C18)
Column Dimensions
4.6 mm × 150 mm, (5 µm)
Flow Rate
0.4 mL/min

Chromatograms

Data source: Panorama


Response Curves

Data source: Panorama

Retrieving Data

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Repeatability

Data source: Panorama

  Average intra-assay CV
(within day CV)
Average inter-assay CV
(between day CV)
Total CV
equation
n=
Fragment ion / Transition Low Med High Low Med High Low Med High Low Med High
b2 (1+) 7.9 5 5.2 9 4.3 5.8 12 6.6 7.8 16 16 17
y5 (1+) 9.1 4.9 4 10.1 7.5 5.6 13.6 9 6.9 16 16 17
y6 (1+) 9.5 6.9 7 8.9 6.1 6 13 9.2 9.2 16 16 17
y7 (1+) 7.5 5.8 6.7 8.2 6.8 6.7 11.1 8.9 9.5 16 16 17
y8 (1+) 5.6 5.1 5.7 6.6 5.8 6.7 8.7 7.7 8.8 16 16 17
sum 4.4 3.1 3.1 5.3 3.3 2.7 6.9 4.5 4.1 16 16 17


Additional Resources and Comments


Assay Details for non-CPTAC-3790 Collapse assay details

Data source: Panorama

Official Gene Symbol
Eif3e
Peptide Sequence
YLTTAVITNK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
256
Peptide End
265
CPTAC ID
non-CPTAC-3790
Peptide Molecular Mass
1,122.6285
Species
Mus musculus (Mouse)
Assay Type
Direct MRM
Matrix
Plasma
Submitting Laboratory
UVic-Genome BC Proteomics Centre
Submitting Lab PI
Christoph Borchers

Publication

View Details (opens in a new window)

Molecular phenotyping of laboratory mouse strains using 500 multiple reaction monitoring mass spectrometry plasma assays. Michaud SA, Sinclair NJ, Petrošová H, Palmer AL, Pistawka AJ, Zhang S, Hardie DB, Mohammed Y Eshghi A1, Richard VR, Sickmann A, Borchers CH. Commun Biol. 2018 Jun 27;1:78. doi: 10.1038/s42003-018-0087-6. eCollection 2018.


Assay Parameters Collapse assay parameters

Data source: Panorama

Instrument
Agilent 6490/6495 QQQ
Internal Standard
synthetic peptide
Peptide Standard Purity
>80%
Peptide Standard Label Type
13C and 15N at C-terminus K
LC
1290 LC (Agilent)
Column Packing
Zorbax Eclipse Plus C18, 1.8 µm
Column Dimensions
2.1 x 150 mm
Flow Rate
400 µL/min

Chromatograms

Data source: Panorama


Response Curves

Data source: Panorama

Retrieving Data

Loader

Repeatability

Data source: Panorama

  Average intra-assay CV
(within day CV)
Average inter-assay CV
(between day CV)
Total CV
equation
n=
Fragment ion / Transition Low Med High Low Med High Low Med High Low Med High
b2 (1+) 4 4.1 2.4 7.7 5 6.3 8.7 6.5 6.7 15 15 15
y3 (1+) 4.8 5.7 4.9 19.5 7.3 8.8 20.1 9.3 10.1 15 15 15
y7 (1+) 5.6 4.3 5.5 8.1 5.5 7.1 9.8 7 9 15 15 15
y8 (1+) 3.8 4.7 3 24.5 12.4 5.1 24.8 13.3 5.9 15 15 15
b4 (2+) 31.5 36.2 22.9 27.9 47.8 26.3 42.1 60 34.9 15 15 15
sum 3.4 2.6 1.9 23.8 8 5.3 24 8.4 5.6 15 15 15


Additional Resources and Comments