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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
CALD1 CAD, CDM
Sequence Length (AA) Molecular Weight (Da)
793 93231
Protein Name
Caldesmon
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MDDFERRREL RRQKREEMRL EAERIAYQRN DDDEEEAARE RRRRARQERL
60 70 80 90 100
RQKQEEESLG QVTDQVEVNA QNSVPDEEAK TTTTNTQVEG DDEAAFLERL
110 120 130 140 150
ARREERRQKR LQEALERQKE FDPTITDASL SLPSRRMQND TAENETTEKE
160 170 180 190 200
EKSESRQERY EIEETETVTK SYQKNDWRDA EENKKEDKEK EEEEEEKPKR
210 220 230 240 250
GSIGENQVEV MVEEKTTESQ EETVVMSLKN GQISSEEPKQ EEEREQGSDE
260 270 280 290 300
ISHHEKMEEE DKERAEAERA RLEAEERERI KAEQDKKIAD ERARIEAEEK
310 320 330 340 350
AAAQERERRE AEERERMREE EKRAAEERQR IKEEEKRAAE ERQRIKEEEK
360 370 380 390 400
RAAEERQRIK EEEKRAAEER QRARAEEEEK AKVEEQKRNK QLEEKKHAMQ
410 420 430 440 450
ETKIKGEKVE QKIEGKWVNE KKAQEDKLQT AVLKKQGEEK GTKVQAKREK
460 470 480 490 500
LQEDKPTFKK EEIKDEKIKK DKEPKEEVKS FMDRKKGFTE VKSQNGEFMT
510 520 530 540 550
HKLKHTENTF SRPGGRASVD TKEAEGAPQV EAGKRLEELR RRRGETESEE
560 570 580 590 600
FEKLKQKQQE AALELEELKK KREERRKVLE EEEQRRKQEE ADRKLREEEE
610 620 630 640 650
KRRLKEEIER RRAEAAEKRQ KMPEDGLSDD KKPFKCFTPK GSSLKIEERA
660 670 680 690 700
EFLNKSVQKS SGVKSTHQAA IVSKIDSRLE QYTSAIEGTK SAKPTKPAAS
710 720 730 740 750
DLPVPAEGVR NIKSMWEKGN VFSSPTAAGT PNKETAGLKV GVSSRINEWL
760 770 780 790 793
TKTPDGNKSP APKPSDLRPG DVSSKRNLWE KQSVDKVTSP TKV

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-324 Collapse assay details

Data source: Panorama

Official Gene Symbol
CALD1
Peptide Sequence
GNVFSSPTAAGTPNK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
719
Peptide End
733
CPTAC ID
CPTAC-324
Peptide Molecular Mass
1,446.7103
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
cell line lysate pool
Submitting Laboratory
Broad Institute and FHCRC
Submitting Lab PI
Steve Carr

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 Broad Institute. Repeatability data acquired at Fred Hutchinson Cancer Research Center.


Response curves acquired at Broad Institute. 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
y12 (1+) 22.9 10.4 10.2 37.9 18.2 14.7 44.3 21 17.9 15 25 15
y11 (1+) 16 9.9 12.8 23.6 18 15.2 28.5 20.5 19.9 15 25 15
y9 (1+) 14.9 8.1 11.7 25.6 17.1 12.4 29.6 18.9 17 15 25 15
sum 14.9 6.8 6.7 25.3 16.3 10.8 29.4 17.7 12.7 15 25 15


Additional Resources and Comments


Assay Details for CPTAC-323 Collapse assay details

Data source: Panorama

Official Gene Symbol
CALD1
Peptide Sequence
LEQYTSAIEGTK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
679
Peptide End
690
CPTAC ID
CPTAC-323
Peptide Molecular Mass
1,338.6667
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
cell line lysate pool
Submitting Laboratory
Broad Institute and FHCRC
Submitting Lab PI
Steve Carr

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 Broad Institute. Repeatability data acquired at Fred Hutchinson Cancer Research Center.


Response curves acquired at Broad Institute. 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+) 39 10.4 8.3 138.3 10 8.6 143.7 14.4 12 15 25 15
y8 (1+) 23.9 8.9 5.4 75.8 8.7 9 79.5 12.4 10.5 15 25 15
y7 (1+) 36.8 5.9 8.5 137.2 6.4 6.1 142 8.7 10.5 15 25 15
sum 37.2 6.9 5.9 132.3 7.1 6.7 137.4 9.9 8.9 15 25 15


Additional Resources and Comments