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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
SLC9A3R1 NHERF, NHERF1
Sequence Length (AA) Molecular Weight (Da)
358 38868
Protein Name
Na(+)/H(+) exchange regulatory cofactor NHE-RF1
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MSADAAAGAP LPRLCCLEKG PNGYGFHLHG EKGKLGQYIR LVEPGSPAEK
60 70 80 90 100
AGLLAGDRLV EVNGENVEKE THQQVVSRIR AALNAVRLLV VDPETDEQLQ
110 120 130 140 150
KLGVQVREEL LRAQEAPGQA EPPAAAEVQG AGNENEPREA DKSHPEQREL
160 170 180 190 200
RPRLCTMKKG PSGYGFNLHS DKSKPGQFIR SVDPDSPAEA SGLRAQDRIV
210 220 230 240 250
EVNGVCMEGK QHGDVVSAIR AGGDETKLLV VDRETDEFFK KCRVIPSQEH
260 270 280 290 300
LNGPLPVPFT NGEIQKENSR EALAEAALES PRPALVRSAS SDTSEELNSQ
310 320 330 340 350
DSPPKQDSTA PSSTSSSDPI LDFNISLAMA KERAHQKRSS KRAPQMDWSK
358
KNELFSNL

Data source: UniProt


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

Uniprot Database Entry PhosphoSitePlus ®

Click a point on a node
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-589 Collapse assay details

Data source: Panorama

Official Gene Symbol
SLC9A3R1
Peptide Sequence
LLVVDPETDEQLQK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
88
Peptide End
101
CPTAC ID
CPTAC-589
Peptide Molecular Mass
1,625.8512
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

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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
y10 (1+) 9.1 6.7 4.9 16.6 7.1 5.3 18.9 9.8 7.2 15 25 15
y9 (1+) 8.1 4.8 3.8 10.2 5.9 6.7 13 7.6 7.7 15 25 15
y7 (1+) 66.6 15.4 7.3 63 13.6 10.6 91.7 20.5 12.9 15 25 15
sum 8.4 5.2 4 11.9 6.2 6.3 14.6 8.1 7.5 15 25 15


Additional Resources and Comments


Assay Details for CPTAC-588 Collapse assay details

Data source: Panorama

Official Gene Symbol
SLC9A3R1
Peptide Sequence
LVEVNGENVEK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
59
Peptide End
69
CPTAC ID
CPTAC-588
Peptide Molecular Mass
1,228.6299
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
y9 (1+) 8.8 4.8 6.5 20.4 16.2 19.1 22.2 16.9 20.2 15 25 15
y8 (1+) 36.5 19.6 13.2 36.1 24 16.4 51.3 31 21.1 15 25 15
y7 (1+) 7.6 5.8 7.6 20.7 15.8 18.6 22.1 16.8 20.1 15 25 15
sum 12.2 6.3 7.4 18.2 12.8 17.2 21.9 14.3 18.7 15 25 15


Additional Resources and Comments