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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
CA2 N/A
Sequence Length (AA) Molecular Weight (Da)
260 29246
Protein Name
Carbonic anhydrase 2
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MSHHWGYGKH NGPEHWHKDF PIAKGERQSP VDIDTHTAKY DPSLKPLSVS
60 70 80 90 100
YDQATSLRIL NNGHAFNVEF DDSQDKAVLK GGPLDGTYRL IQFHFHWGSL
110 120 130 140 150
DGQGSEHTVD KKKYAAELHL VHWNTKYGDF GKAVQQPDGL AVLGIFLKVG
160 170 180 190 200
SAKPGLQKVV DVLDSIKTKG KSADFTNFDP RGLLPESLDY WTYPGSLTTP
210 220 230 240 250
PLLECVTWIV LKEPISVSSE QVLKFRKLNF NGEGEPEELM VDNWRPAQPL
260
KNRQIKASFK

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-178 Collapse assay details

Data source: Panorama

Official Gene Symbol
CA2
Peptide Sequence
SADFTNFDPR
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
172
Peptide End
181
CPTAC ID
CPTAC-178
Peptide Molecular Mass
1,168.5149
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
cell line lysate pool
Submitting Laboratory
Fred Hutchinson Cancer Research Center
Submitting Lab PI
Amanda Paulovich

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


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 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+) 6.1 9.7 6.9 13.3 13 10 14.6 16.2 12.1 15 25 15
y6 (1+) 6.8 7.6 7.6 9.2 9.7 8.1 11.4 12.3 11.1 15 25 15
y5 (1+) 9.2 9 7.3 10.7 10 9.8 14.1 13.5 12.2 15 25 15
sum 4.6 6.8 5.5 7.4 8.7 4.9 8.7 11 7.4 15 25 15


Additional Resources and Comments


Assay Details for CPTAC-177 Collapse assay details

Data source: Panorama

Official Gene Symbol
CA2
Peptide Sequence
VVDVLDSIK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
159
Peptide End
167
CPTAC ID
CPTAC-177
Peptide Molecular Mass
986.5648
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
cell line lysate pool
Submitting Laboratory
Fred Hutchinson Cancer Research Center
Submitting Lab PI
Amanda Paulovich

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


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 K
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+) 9.5 13.6 9.9 19 21.2 24 21.2 25.2 26 15 25 15
y6 (1+) 16.6 16.3 9.9 16.1 17.5 9.8 23.1 23.9 13.9 15 25 15
y5 (1+) 10 10.5 13.6 7.9 12.3 12.3 12.7 16.2 18.3 15 25 15
sum 7.7 11.3 7.7 14.8 16.4 17.7 16.7 19.9 19.3 15 25 15


Additional Resources and Comments


Assay Details for non-CPTAC-3365 Collapse assay details

Data source: Panorama

Official Gene Symbol
Ca2
Peptide Sequence
GGPLSDSYR
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
81
Peptide End
89
CPTAC ID
non-CPTAC-3365
Peptide Molecular Mass
950.4458
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
>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

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
b3 (1+) 4.9 8 4.9 10.2 9.1 8.5 11.3 12.1 9.8 15 15 15
y7 (2+) 6.9 4.1 3.6 12 7.7 6.9 13.8 8.7 7.8 15 15 15
y3 (1+) 5.8 4.8 3.9 14.4 8.9 4.4 15.5 10.1 5.9 15 15 15
y4 (1+) 7.8 5.2 6.9 12.3 10 9.7 14.6 11.3 11.9 15 15 15
y5 (1+) 3.2 3.6 5.5 12.6 9.8 9.4 13 10.4 10.9 15 15 15
sum 3.1 2.5 2.1 11.3 7.1 5.9 11.7 7.5 6.3 15 15 15


Additional Resources and Comments


Assay Details for non-CPTAC-3303 Collapse assay details

Data source: Panorama

Official Gene Symbol
Ca2
Peptide Sequence
IGPASQGLQK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
149
Peptide End
158
CPTAC ID
non-CPTAC-3303
Peptide Molecular Mass
997.5556
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
y9 (1+) 9.9 5.1 6.9 14.5 9.1 7 17.6 10.4 9.8 15 15 15
y6 (1+) 11 6.6 4.4 27.5 8.7 5.6 29.6 10.9 7.1 15 15 15
y7 (1+) 9.7 5.7 6.2 11.5 6.6 5.7 15 8.7 8.4 15 15 15
y9 (2+) 13.8 6.8 4.1 15.4 9.5 5 20.7 11.7 6.5 15 15 15
y8 (2+) 5.6 5.1 5.8 19.1 7.2 6.4 19.9 8.8 8.6 15 15 15
sum 3.7 3 3.6 14.2 6.4 4.3 14.7 7.1 5.6 15 15 15


Additional Resources and Comments