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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
Ttr N/A
Sequence Length (AA) Molecular Weight (Da)
147 15776
Protein Name
Transthyretin
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MASLRLFLLC LAGLVFVSEA GPAGAGESKC PLMVKVLDAV RGSPAVDVAV
60 70 80 90 100
KVFKKTSEGS WEPFASGKTA ESGELHGLTT DEKFVEGVYR VELDTKSYWK
110 120 130 140 147
TLGISPFHEF ADVVFTANDS GHRHYTIAAL LSPYSYSTTA VVSNPQN

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-1165 Collapse assay details

Data source: Panorama

Official Gene Symbol
TTR
Peptide Sequence
GSPAINVAVHVFR
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
42
Peptide End
54
CPTAC ID
non-CPTAC-1165
Peptide Molecular Mass
1,365.7517
Species
Homo sapiens (Human)
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
6490 Triple Quad (Agilent)
Internal Standard
synthetic peptide
Peptide Standard Purity
>95%
Peptide Standard Label Type
13C and 15N at C-terminus R
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

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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
y9 (2+) 9.1 4.3 7.6 8.2 18.6 6.8 12.2 19.1 10.2 15 15 15
y10 (2+) 11.1 6.2 6.2 13.2 24.8 12 17.2 25.6 13.5 15 15 15
y11 (2+) 7.8 5.5 7.5 10.5 17.3 8.2 13.1 18.2 11.1 15 15 15
y3 (1+) 8.6 4.1 8.6 12.2 18.9 7.7 14.9 19.3 11.5 15 15 15
y8 (2+) 8.7 6.2 8.9 14.4 17.8 6.9 16.8 18.8 11.3 15 15 15
sum 7.5 4.6 7.4 9.7 17.7 7.3 12.3 18.3 10.4 15 15 15


Additional Resources and Comments


Assay Details for non-CPTAC-5622 Collapse assay details

Data source: Panorama

Official Gene Symbol
Ttr
Peptide Sequence
GSPAVDVAVK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
42
Peptide End
51
CPTAC ID
non-CPTAC-5622
Peptide Molecular Mass
941.5182
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
y8 (2+) 1.1 1.5 1.6 6.6 6.2 2.6 6.7 6.4 3.1 15 15 15
y2 (1+) 10.9 2.1 2.3 15.2 7.2 3.9 18.7 7.5 4.5 15 15 15
y6 (1+) 20.2 9 4.3 24.9 24.4 9.5 32.1 26 10.4 15 15 15
y7 (1+) 3.3 1.4 1.8 6.4 5.7 3.1 7.2 5.9 3.6 15 15 15
y8 (1+) 2.7 1.9 2.4 7.2 6.2 2.9 7.7 6.5 3.8 15 15 15
sum 14.3 1.9 1.3 18.3 6.3 2.5 23.2 6.6 2.8 15 15 15


Additional Resources and Comments


Assay Details for non-CPTAC-3625 Collapse assay details

Data source: Panorama

Official Gene Symbol
Ttr
Peptide Sequence
TAESGELHGLTTDEK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
69
Peptide End
83
CPTAC ID
non-CPTAC-3625
Peptide Molecular Mass
1,586.7424
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
>95%
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
y11 (2+) 19.5 8 7.9 19.6 11.5 9.8 27.6 14 12.6 15 15 15
y12 (2+) 19.2 8.7 6.4 15.4 9.5 10.6 24.6 12.9 12.4 15 15 15
y13 (2+) 10.8 7 7.2 12.2 6.4 8.9 16.3 9.5 11.4 15 15 15
y14 (2+) 34.7 7.2 7.2 27.2 8.5 10.7 44.1 11.1 12.9 15 15 15
y2 (1+) 17.7 7.9 13.3 18.1 10.8 14.6 25.3 13.4 19.7 15 15 15
sum 7.3 4.5 4 8.9 5.8 6.8 11.5 7.3 7.9 15 15 15


Additional Resources and Comments