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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
EIF5 N/A
Sequence Length (AA) Molecular Weight (Da)
431 49223
Protein Name
Eukaryotic translation initiation factor 5
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MSVNVNRSVS DQFYRYKMPR LIAKVEGKGN GIKTVIVNMV DVAKALNRPP
60 70 80 90 100
TYPTKYFGCE LGAQTQFDVK NDRYIVNGSH EANKLQDMLD GFIKKFVLCP
110 120 130 140 150
ECENPETDLH VNPKKQTIGN SCKACGYRGM LDTHHKLCTF ILKNPPENSD
160 170 180 190 200
SGTGKKEKEK KNRKGKDKEN GSVSSSETPP PPPPPNEINP PPHTMEEEED
210 220 230 240 250
DDWGEDTTEE AQRRRMDEIS DHAKVLTLSD DLERTIEERV NILFDFVKKK
260 270 280 290 300
KEEGVIDSSD KEIVAEAERL DVKAMGPLVL TEVLFNEKIR EQIKKYRRHF
310 320 330 340 350
LRFCHNNKKA QRYLLHGLEC VVAMHQAQLI SKIPHILKEM YDADLLEEEV
360 370 380 390 400
IISWSEKASK KYVSKELAKE IRVKAEPFIK WLKEAEEESS GGEEEDEDEN
410 420 430 431
IEVVYSKAAS VPKVETVKSD NKDDDIDIDA I

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 CPTAC-357 Collapse assay details

Data source: Panorama

Official Gene Symbol
EIF5
Peptide Sequence
VLTLSDDLER
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
225
Peptide End
234
CPTAC ID
CPTAC-357
Peptide Molecular Mass
1,159.6085
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
cell line lysate pool
Submitting Laboratory
Broad Institute and FHCRC
Submitting Lab PI
Steve Carr

Publication

View Details (opens in a new window)

Demonstrating the feasibility of large-scale development of standardized assays to quantify human proteins. Kennedy JJ, Abbatiello SE, Kim K, Yan P, Whiteaker JR, Lin C, Kim JS, Zhang Y, Wang X, Ivey RG, Zhao L, Min H, Lee Y, Yu MH, Yang EG, Lee C, Wang P, Rodriguez H, Kim Y, Carr SA, Paulovich AG. Nat Methods. 2014 Feb;11(2):149-55. doi: 10.1038/nmeth.2763. Epub 2013 Dec 8. PMID: 24317253


Response curves acquired at Broad Institute. Repeatability data acquired at Fred Hutchinson Cancer Research Center.


Response curves acquired at Broad Institute. Repeatability data acquired at Fred Hutchinson Cancer Research Center.


Assay Parameters Collapse assay parameters

Data source: Panorama

Instrument
5500 QTRAP (ABSCIEX)
Internal Standard
peptide
Peptide Standard Purity
>95%
Peptide Standard Label Type
13C and 15N at C-terminus R
LC
nanoLC-Ultra 2D, cHiPLC-nanoflex (Eksigent)
Column Packing
ChromXP C18-CL, 3 um, 120A
Column Dimensions
150 x 0.075 mm
Flow Rate
500 nL / 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
y8 (1+) 14.7 8.6 4.4 18 8.3 6 23.2 12 7.4 15 25 15
y5 (1+) 22.1 14.8 12.9 35.5 21.3 28.2 41.8 25.9 31 15 25 15
y4 (1+) 31.8 21.7 13.5 34 34.2 33.1 46.6 40.5 35.7 15 25 15
sum 14.1 6.9 5.1 29.9 11.2 8.4 33.1 13.2 9.8 15 25 15


Additional Resources and Comments


Assay Details for CPTAC-358 Collapse assay details

Data source: Panorama

Official Gene Symbol
EIF5
Peptide Sequence
VNILFDFVK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
240
Peptide End
248
CPTAC ID
CPTAC-358
Peptide Molecular Mass
1,093.6172
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
cell line lysate pool
Submitting Laboratory
Broad Institute and FHCRC
Submitting Lab PI
Steve Carr

Publication

View Details (opens in a new window)

Demonstrating the feasibility of large-scale development of standardized assays to quantify human proteins. Kennedy JJ, Abbatiello SE, Kim K, Yan P, Whiteaker JR, Lin C, Kim JS, Zhang Y, Wang X, Ivey RG, Zhao L, Min H, Lee Y, Yu MH, Yang EG, Lee C, Wang P, Rodriguez H, Kim Y, Carr SA, Paulovich AG. Nat Methods. 2014 Feb;11(2):149-55. doi: 10.1038/nmeth.2763. Epub 2013 Dec 8. PMID: 24317253


Response curves acquired at Broad Institute. Repeatability data acquired at Fred Hutchinson Cancer Research Center.


Response curves acquired at Broad Institute. Repeatability data acquired at Fred Hutchinson Cancer Research Center.


Assay Parameters Collapse assay parameters

Data source: Panorama

Instrument
5500 QTRAP (ABSCIEX)
Internal Standard
peptide
Peptide Standard Purity
>95%
Peptide Standard Label Type
13C,15N
LC
nanoLC-Ultra 2D, cHiPLC-nanoflex (Eksigent)
Column Packing
ChromXP C18-CL, 3 um, 120A
Column Dimensions
150 x 0.075 mm
Flow Rate
500 nL / 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
y7 (1+) 7.9 7.9 6.3 16 13.6 14.7 17.8 15.7 16 15 25 15
y6 (1+) 8.5 8 6.2 18 14.2 14 19.9 16.3 15.3 15 25 15
y5 (1+) 6.2 7.7 5.7 18.5 14 14.7 19.5 16 15.8 15 25 15
sum 6.1 7.7 5.9 17.3 13.9 14.4 18.3 15.9 15.6 15 25 15


Additional Resources and Comments