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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
CD14 N/A
Sequence Length (AA) Molecular Weight (Da)
375 40076
Protein Name
Monocyte differentiation antigen CD14
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MERASCLLLL LLPLVHVSAT TPEPCELDDE DFRCVCNFSE PQPDWSEAFQ
60 70 80 90 100
CVSAVEVEIH AGGLNLEPFL KRVDADADPR QYADTVKALR VRRLTVGAAQ
110 120 130 140 150
VPAQLLVGAL RVLAYSRLKE LTLEDLKITG TMPPLPLEAT GLALSSLRLR
160 170 180 190 200
NVSWATGRSW LAELQQWLKP GLKVLSIAQA HSPAFSCEQV RAFPALTSLD
210 220 230 240 250
LSDNPGLGER GLMAALCPHK FPAIQNLALR NTGMETPTGV CAALAAAGVQ
260 270 280 290 300
PHSLDLSHNS LRATVNPSAP RCMWSSALNS LNLSFAGLEQ VPKGLPAKLR
310 320 330 340 350
VLDLSCNRLN RAPQPDELPE VDNLTLDGNP FLVPGTALPH EGSMNSGVVP
360 370 375
ACARSTLSVG VSGTLVLLQG ARGFA

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-5944 Collapse assay details

Data source: Panorama

Official Gene Symbol
CD14
Peptide Sequence
FPAIQNLALR
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
4
Peptide Start
221
Peptide End
230
CPTAC ID
CPTAC-5944
Peptide Molecular Mass
1,141.6608
Species
Homo sapiens (Human)
Assay Type
Enrichment MRM
Enrichment Method
peptide immunoaffinity
Matrix
FFPE tumor tissue lysate pool
Submitting Laboratory
Fred Hutchinson Cancer Research Center
Submitting Lab PI
Amanda Paulovich

Publication

View Details (opens in a new window)

Targeted Mass Spectrometry Enables Multiplexed Quantification of Immunomodulatory Proteins in Clinical Biospecimens.Whiteaker JR, Lundeen RA, Zhao L, Schoenherr RM, Burian A, Huang D, Voytovich U, Wang T, Kennedy JJ, Ivey RG, Lin C, Murillo OD, Lorentzen TD, Thiagarajan M, Colantonio S, Caceres TW, Roberts RR, Knotts JG, Reading JJ, Kaczmarczyk JA, Richardson CW, Garcia-Buntley SS, Bocik W, Hewitt SM, Murray KE, Do N, Brophy M, Wilz SW, Yu H, Ajjarapu S, Boja E, Hiltke T, Rodriguez H, Paulovich AG.Front Immunol. 2021 Nov 11;12:765898. doi: 10.3389/fimmu.2021.765898. eCollection 2021.PMID: 34858420


Assay Parameters Collapse assay parameters

Data source: Panorama

Instrument
QTRAP 5500
Internal Standard
peptide
Peptide Standard Purity
>95%
Peptide Standard Label Type
13C and 15N at C-terminus R
LC
Eksigent nanoLC 425
Column Packing
3 µm ChromXP C18EP, 120 Å
Column Dimensions
150 x 0.3 mm
Flow Rate
0.3 µL/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
y3 (1+) 59 9.5 7.3 51.3 10.2 13.1 78.2 13.9 15 13 25 14
y5 (1+) 23.5 5.6 7 20.2 6.6 10.3 31 8.7 12.5 13 25 14
y6 (1+) 7.1 5.2 5.3 14.9 7.7 11.2 16.5 9.3 12.4 13 25 14
y7 (1+) 7.1 6.2 4.6 10.2 8.8 11.9 12.4 10.8 12.8 13 25 14
y8 (1+) 8.1 6.1 6.3 13.5 11.4 15.9 15.7 12.9 17.1 13 25 14
b3 (1+) 6.3 7.8 6 8.8 9 13 10.8 11.9 14.3 13 25 14
b4 (1+) 9.6 5.1 5.9 10.7 8.9 12.4 14.4 10.3 13.7 13 25 14
sum 3.7 4.5 4.9 7.8 8 12.7 8.6 9.2 13.6 13 25 14


Additional Resources and Comments