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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
SEZ6L2 PSK
Sequence Length (AA) Molecular Weight (Da)
910 97560
Protein Name
Seizure 6-like protein 2
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MGTPRAQHPP PPQLLFLILL SCPWIQGLPL KEEEILPEPG SETPTVASEA
60 70 80 90 100
LAELLHGALL RRGPEMGYLP GSDRDPTLAT PPAGQTLAVP SLPRATEPGT
110 120 130 140 150
GPLTTAVTPN GVRGAGPTAP ELLTPPPGTT APPPPSPASP GPPLGPEGGE
160 170 180 190 200
EETTTTIITT TTVTTTVTSP VLCNNNISEG EGYVESPDLG SPVSRTLGLL
210 220 230 240 250
DCTYSIHVYP GYGIEIQVQT LNLSQEEELL VLAGGGSPGL APRLLANSSM
260 270 280 290 300
LGEGQVLRSP TNRLLLHFQS PRVPRGGGFR IHYQAYLLSC GFPPRPAHGD
310 320 330 340 350
VSVTDLHPGG TATFHCDSGY QLQGEETLIC LNGTRPSWNG ETPSCMASCG
360 370 380 390 400
GTIHNATLGR IVSPEPGGAV GPNLTCRWVI EAAEGRRLHL HFERVSLDED
410 420 430 440 450
NDRLMVRSGG SPLSPVIYDS DMDDVPERGL ISDAQSLYVE LLSETPANPL
460 470 480 490 500
LLSLRFEAFE EDRCFAPFLA HGNVTTTDPE YRPGALATFS CLPGYALEPP
510 520 530 540 550
GPPNAIECVD PTEPHWNDTE PACKAMCGGE LSEPAGVVLS PDWPQSYSPG
560 570 580 590 600
QDCVWGVHVQ EEKRILLQVE ILNVREGDML TLFDGDGPSA RVLAQLRGPQ
610 620 630 640 650
PRRRLLSSGP DLTLQFQAPP GPPNPGLGQG FVLHFKEVPR NDTCPELPPP
660 670 680 690 700
EWGWRTASHG DLIRGTVLTY QCEPGYELLG SDILTCQWDL SWSAAPPACQ
710 720 730 740 750
KIMTCADPGE IANGHRTASD AGFPVGSHVQ YRCLPGYSLE GAAMLTCYSR
760 770 780 790 800
DTGTPKWSDR VPKCALKYEP CLNPGVPENG YQTLYKHHYQ AGESLRFFCY
810 820 830 840 850
EGFELIGEVT ITCVPGHPSQ WTSQPPLCKV TQTTDPSRQL EGGNLALAIL
860 870 880 890 900
LPLGLVIVLG SGVYIYYTKL QGKSLFGFSG SHSYSPITVE SDFSNPLYEA
910
GDTREYEVSI

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-1515 Collapse assay details

Data source: Panorama

Official Gene Symbol
SEZ6L2
Peptide Modified Sequence
LLAN[+1.0]SSM[+16.0]LGEGQVLR
Modification Type
Deamidated (N), Oxidation (M)
Protein - Site of Modification
247, 250
Peptide - Site of Modification
4, 7
Peptide Start
244
Peptide End
258
CPTAC ID
CPTAC-1515
Peptide Molecular Mass
1,603.8240
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
Human ovarian tumor tissue digest
Submitting Laboratory
Johns Hopkins University
Submitting Lab PI
Daniel Chan, Hui Zhang, Zhen Zhang

Assay Parameters Collapse assay parameters

Data source: Panorama

Instrument
TSQ Vantage
Internal Standard
Stable isotope-labeled peptides
Peptide Standard Purity
Crude (~60%)
Peptide Standard Label Type
13C and 15N at C-terminus R
LC
Accela 1250 Quaternary Low Pump
Column Packing
C18, 3 µm, 300 Å
Column Dimensions
1.0 mm I.D. x 15 cm
Flow Rate
50 µL/min

Assay Multiplexing Expand assay panel

Johns Hopkins University-F


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
y8 (1+) 57.5 31 6.5 90.4 39.4 5.6 107.1 50.1 8.6 15 15 15
y7 (1+) 41.6 23.9 3.8 58.5 21.8 3.6 71.8 32.3 5.2 15 15 15
y5 (1+) 51.3 26.2 7.7 50.7 29 6.9 72.1 39.1 10.3 15 15 15
sum 29.1 16.7 2.6 40.4 19.7 2.2 49.8 25.8 3.4 15 15 15


Additional Resources and Comments