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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.

STAT6

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Available Assays

Overview Data source: UniProt

Official Gene Symbol Other Aliases
STAT6 N/A
Sequence Length (AA) Molecular Weight (Da)
847 94135
Protein Name
Signal transducer and activator of transcription 6
Sources
UniProt
PhosphoSitePlus ®
GeneCards 		Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MSLWGLVSKM PPEKVQRLYV DFPQHLRHLL GDWLESQPWE FLVGSDAFCC
60 70 80 90 100
NLASALLSDT VQHLQASVGE QGEGSTILQH ISTLESIYQR DPLKLVATFR
110 120 130 140 150
QILQGEKKAV MEQFRHLPMP FHWKQEELKF KTGLRRLQHR VGEIHLLREA
160 170 180 190 200
LQKGAEAGQV SLHSLIETPA NGTGPSEALA MLLQETTGEL EAAKALVLKR
210 220 230 240 250
IQIWKRQQQL AGNGAPFEES LAPLQERCES LVDIYSQLQQ EVGAAGGELE
260 270 280 290 300
PKTRASLTGR LDEVLRTLVT SCFLVEKQPP QVLKTQTKFQ AGVRFLLGLR
310 320 330 340 350
FLGAPAKPPL VRADMVTEKQ ARELSVPQGP GAGAESTGEI INNTVPLENS
360 370 380 390 400
IPGNCCSALF KNLLLKKIKR CERKGTESVT EEKCAVLFSA SFTLGPGKLP
410 420 430 440 450
IQLQALSLPL VVIVHGNQDN NAKATILWDN AFSEMDRVPF VVAERVPWEK
460 470 480 490 500
MCETLNLKFM AEVGTNRGLL PEHFLFLAQK IFNDNSLSME AFQHRSVSWS
510 520 530 540 550
QFNKEILLGR GFTFWQWFDG VLDLTKRCLR SYWSDRLIIG FISKQYVTSL
560 570 580 590 600
LLNEPDGTFL LRFSDSEIGG ITIAHVIRGQ DGSPQIENIQ PFSAKDLSIR
610 620 630 640 650
SLGDRIRDLA QLKNLYPKKP KDEAFRSHYK PEQMGKDGRG YVPATIKMTV
660 670 680 690 700
ERDQPLPTPE LQMPTMVPSY DLGMAPDSSM SMQLGPDMVP QVYPPHSHSI
710 720 730 740 750
PPYQGLSPEE SVNVLSAFQE PHLQMPPSLG QMSLPFDQPH PQGLLPCQPQ
760 770 780 790 800
EHAVSSPDPL LCSDVTMVED SCLSQPVTAF PQGTWIGEDI FPPLLPPTEQ
810 820 830 840 847
DLTKLLLEGQ GESGGGSLGA QPLLQPSHYG QSGISMSHMD LRANPSW

Data source: UniProt

Protein Map Collapse protein map

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

Uniprot Database Entry PhosphoSitePlus ®

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Phosphorylation Acetylation Ubiquitylation Other

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Assay Details for non-CPTAC-6253 Collapse assay details

Data source: Panorama

Official Gene Symbol
STAT6
Peptide Modified Sequence
GY[+79.966331]VPATIK
Modification Type
Phospho (Y)
Protein - Site of Modification
N/A
Peptide - Site of Modification
8
Peptide Start
640
Peptide End
647
CPTAC ID
non-CPTAC-6253
Peptide Molecular Mass
927.4467
Species
Human
Assay Type
Enrichment MRM
Enrichment Method
peptide immunoaffinity
Matrix
SKBR3 cells
Submitting Laboratory
Cell Signaling Technology
Submitting Lab PI
Yiying Zhu

Assay Parameters Collapse assay parameters

Data source: Panorama

Instrument
Orbitrap Q Exactive (Thermo)
Internal Standard
Heavy isotope-labeled peptides
Peptide Standard Purity
>95%
Peptide Standard Label Type
13C and 15N V
LC
EASY-nLC II (Thermo)
Column Packing
self-packed
Column Dimensions
ID 100um, length 15cm
Flow Rate
300 nL/min

Chromatograms

Data source: Panorama

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Response Curves

Data source: Panorama

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Retrieving Data

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Repeatability

Data source: Panorama

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  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
y4 (1+) 8.4 3.6 7.4 8.3 6.9 8.8 11.8 7.8 11.5 15 15 15
y5 (1+) 6.2 4.2 6.8 5.8 7.4 8.4 8.5 8.5 10.8 15 15 15
y6 (1+) 5.5 5.1 7 5.3 7.7 8.4 7.6 9.2 10.9 15 15 15
b2 (1+) 6.7 3.9 5.1 6.2 7.2 8.5 9.1 8.2 9.9 15 15 15
b3 (1+) 7.6 4.5 5.8 7.1 7.1 6.8 10.4 8.4 8.9 15 15 15
sum 6.3 4 5.6 5.9 7.2 8.2 8.6 8.2 9.9 15 15 15

Additional Resources and Comments

Resources
Download SOPs
View Peptide in Panorama
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Comments

Assay Details for CPTAC-5965 Collapse assay details

Data source: Panorama

Official Gene Symbol
STAT6
Peptide Sequence
GYVPATIK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
4
Peptide Start
640
Peptide End
647
CPTAC ID
CPTAC-5965
Peptide Molecular Mass
847.4804
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 V
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

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Response Curves

Data source: Panorama

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Retrieving Data

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Repeatability

Data source: Panorama

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  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+) 32.6 14.3 12.6 33.2 23 26.8 46.5 27.1 29.6 13 25 14
y6 (1+) 16.5 4.4 2.8 40.9 36.7 31.8 44.1 37 31.9 13 25 14
y5 (1+) 10.8 3.7 2.6 23.2 19.9 17.3 25.6 20.2 17.5 13 25 14
y6 (2+) 11.4 5 3.1 21.8 10.6 14.2 24.6 11.7 14.5 13 25 14
y5 (2+) 11.5 12.1 3.6 13.5 13.1 13.3 17.7 17.8 13.8 13 25 14
b2 (1+) 6.9 4 2 7.9 9.7 14.4 10.5 10.5 14.5 13 25 14
b3 (1+) 8.4 3.3 1.7 8.3 10.6 14 11.8 11.1 14.1 13 25 14
sum 9.8 3.5 1.9 18 17 17.6 20.5 17.4 17.7 13 25 14

Additional Resources and Comments

Resources
Download SOPs
View Peptide in Panorama
View Protein in Panorama
View in CPTC Antibody Portal
Comments

Assay Details for CPTAC-1639 Collapse assay details

Data source: Panorama

Official Gene Symbol
STAT6
Peptide Sequence
SVSWSQFNK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
496
Peptide End
504
CPTAC ID
CPTAC-1639
Peptide Molecular Mass
1,081.5193
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
Ovarian cancer tumor tissue lysate
Submitting Laboratory
Pacific Northwest National Laboratory
Submitting Lab PI
Tao Liu

Assay Parameters Collapse assay parameters

Data source: Panorama

Instrument
TSQ Vantage
Internal Standard
peptide
Peptide Standard Purity
>95%
Peptide Standard Label Type
13C and 15N at C-terminus K
LC
Waters nanoACQUITY (Part Number 176016000)
Column Packing
Waters BEH C18, 1.7 um 130 Å (Part Number 186007485)
Column Dimensions
100 um x 100 mm
Flow Rate
0.5 uL/min

Chromatograms

Data source: Panorama

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Response Curves

Data source: Panorama

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Retrieving Data

Loader

Repeatability

Data source: Panorama

view larger image
  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
y5 (1+) 10.7 4.5 5.5 14.4 5.5 7.5 17.9 7.1 9.3 15 15 15
y6 (1+) 14.3 8.1 8.8 18.6 9.6 8.9 23.5 12.6 12.5 15 15 15
y7 (1+) 8.4 2.3 2.7 13.7 5 3.4 16.1 5.5 4.3 15 15 15
sum 6.4 1.4 3.4 11.1 4.4 4 12.8 4.6 5.2 15 15 15

Additional Resources and Comments

Resources
Download SOPs
View Peptide in Panorama
View Protein in Panorama
Comments