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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
FKBP5 AIG6, FKBP51
Sequence Length (AA) Molecular Weight (Da)
457 51212
Protein Name
Peptidyl-prolyl cis-trans isomerase FKBP5
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MTTDEGAKNN EESPTATVAE QGEDITSKKD RGVLKIVKRV GNGEETPMIG
60 70 80 90 100
DKVYVHYKGK LSNGKKFDSS HDRNEPFVFS LGKGQVIKAW DIGVATMKKG
110 120 130 140 150
EICHLLCKPE YAYGSAGSLP KIPSNATLFF EIELLDFKGE DLFEDGGIIR
160 170 180 190 200
RTKRKGEGYS NPNEGATVEI HLEGRCGGRM FDCRDVAFTV GEGEDHDIPI
210 220 230 240 250
GIDKALEKMQ REEQCILYLG PRYGFGEAGK PKFGIEPNAE LIYEVTLKSF
260 270 280 290 300
EKAKESWEMD TKEKLEQAAI VKEKGTVYFK GGKYMQAVIQ YGKIVSWLEM
310 320 330 340 350
EYGLSEKESK ASESFLLAAF LNLAMCYLKL REYTKAVECC DKALGLDSAN
360 370 380 390 400
EKGLYRRGEA QLLMNEFESA KGDFEKVLEV NPQNKAARLQ ISMCQKKAKE
410 420 430 440 450
HNERDRRIYA NMFKKFAEQD AKEEANKAMG KKTSEGVTNE KGTDSQAMEE
457
EKPEGHV

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-506 Collapse assay details

Data source: Panorama

Official Gene Symbol
FKBP5
Peptide Modified Sequence
EEQC[+57.0]ILYLGPR
Modification Type
Carbamidomethyl Cysteine
Protein - Site of Modification
215
Peptide - Site of Modification
4
Peptide Start
212
Peptide End
222
CPTAC ID
CPTAC-506
Peptide Molecular Mass
1,376.6758
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
cell line lysate pool
Submitting Laboratory
Seoul National University / Korea Institute of Science and Technology and FHCRC
Submitting Lab PI
Youngsoo Kim

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 Seoul National University / Korea Institute of Science and Technology. Repeatability data acquired at Fred Hutchinson Cancer Research Center.


Response curves acquired at Seoul National University / Korea Institute of Science and Technology. 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
y8 (1+) 15.6 16.5 13.3 15.1 12.3 14.2 21.7 20.6 19.5 15 25 15
y7 (1+) 37.2 36.8 33.8 43.6 55.8 54.1 57.3 66.8 63.8 15 25 15
y6 (1+) 10.9 10.4 10.6 10.3 18.1 18.2 15 20.9 21.1 15 25 15
sum 8.8 8.8 6 9.8 17.4 21.3 13.2 19.5 22.1 15 25 15


Additional Resources and Comments


Assay Details for CPTAC-507 Collapse assay details

Data source: Panorama

Official Gene Symbol
FKBP5
Peptide Sequence
FGIEPNAELIYEVTLK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
233
Peptide End
248
CPTAC ID
CPTAC-507
Peptide Molecular Mass
1,834.9717
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
cell line lysate pool
Submitting Laboratory
Seoul National University / Korea Institute of Science and Technology and FHCRC
Submitting Lab PI
Youngsoo Kim

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 Seoul National University / Korea Institute of Science and Technology. Repeatability data acquired at Fred Hutchinson Cancer Research Center.


Response curves acquired at Seoul National University / Korea Institute of Science and Technology. 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
y10 (1+) 20.3 10.6 12.6 48.6 21.6 17.2 52.7 24.1 21.3 15 15 15
y8 (1+) 15.3 12.4 9.6 33.2 22.9 11.7 36.6 26 15.1 15 15 15
y7 (1+) 17.7 9 10.4 32.9 25.3 18.8 37.4 26.9 21.5 15 15 15
sum 12.3 5.7 5.8 31.7 22.1 15.1 34 22.8 16.2 15 15 15


Additional Resources and Comments


Assay Details for non-CPTAC-4036 Collapse assay details

Data source: Panorama

Official Gene Symbol
Fkbp5
Peptide Sequence
YGFGEAGKPK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
223
Peptide End
232
CPTAC ID
non-CPTAC-4036
Peptide Molecular Mass
1,052.5291
Species
Mus musculus (Mouse)
Assay Type
Direct MRM
Matrix
Plasma
Submitting Laboratory
UVic-Genome BC Proteomics Centre
Submitting Lab PI
Christoph Borchers

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
y7 (1+) 11.9 6.7 6.1 9.3 8.2 7.1 15.1 10.6 9.4 15 15 15
y5 (1+) 7.8 5.3 5 15.6 7.7 5.8 17.4 9.3 7.7 15 15 15
y2 (1+) 11.3 5.2 6 13.4 7.4 10.3 17.5 9 11.9 15 15 15
y9 (2+) 9.5 3.8 3.3 9.6 4.7 5.9 13.5 6 6.8 15 15 15
y8 (2+) 13.7 6.2 5.9 15.8 5.5 7 20.9 8.3 9.2 15 15 15
sum 7.1 2.5 2 9.8 3.9 4.3 12.1 4.6 4.7 15 15 15


Additional Resources and Comments