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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.

Ext2

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Available Assays

Overview Data source: UniProt

Official Gene Symbol Other Aliases
Ext2 N/A
Sequence Length (AA) Molecular Weight (Da)
718 82064
Protein Name
Exostosin-2
Sources
UniProt
PhosphoSitePlus ®
GeneCards 		Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MCASVKSNIR GPALIPRMKT KHRIYYVTLF SIVLLGLIAT GMFQFWPHSI
60 70 80 90 100
ESSSDGGVEK RSIREVPVVR LPTDSPIPER GDLSCRMHTC FDVYRCGFNP
110 120 130 140 150
KNKIKVYIYP LKKYVDDAGV PVSSAISREY NELLTAISDS DYYTDDINRA
160 170 180 190 200
CLFVPSIDVL NQNPLRIKET AQALAQLSRW DRGTNHLLFN MLPGAPPDYN
210 220 230 240 250
TALDVPRDRA LLAGGGFSTW TYRQGYDVSI PVFSPLSAEM ALPEKAPGPR
260 270 280 290 300
RYFLLSSQMA IHPEYREELE ALQAKHQESV LVLDKCTNLS EGVLSVRKRC
310 320 330 340 350
HQHQVFDYPQ VLQEATFCTV LRGARLGQAV LSDVLQAGCV PVVIADSYIL
360 370 380 390 400
PFSEVLDWKR ASVVVPEEKM SDVYSILQNI PQRQIEEMQR QARWFWEAYF
410 420 430 440 450
QSIKAIALAT LQIINDRIYP YAAISYEEWN DPPAVKWASV SNPLFLPLIP
460 470 480 490 500
PQSQGFTAIV LTYDRVESLF RVITEVSKVP SLSKLLVVWN NQNKNPPEES
510 520 530 540 550
LWPKIRVPLK VVRTAENKLS NRFFPYDEIE TEAVLAIDDD IIMLTSDELQ
560 570 580 590 600
FGYEVWREFP DRLVGYPGRL HLWDHEMNKW KYESEWTNEV SMVLTGAAFY
610 620 630 640 650
HKYFNYLYTY KMPGDIKNWV DTHMNCEDIA MNFLVANVTG KAVIKVTPRK
660 670 680 690 700
KFKCPECTAI DGLSLDQTHM VERSECINKF ASVFGTMPLK VVEHRADPVL
710 718
YKDDFPEKLK SFPNIGSL

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-4033 Collapse assay details

Data source: Panorama

Official Gene Symbol
Ext2
Peptide Sequence
ASVVVPEEK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
361
Peptide End
369
CPTAC ID
non-CPTAC-4033
Peptide Molecular Mass
956.5179
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

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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
b3 (1+) 15 5.1 3.6 19.6 7 5.4 24.7 8.7 6.5 15 15 15
y7 (2+) 6.8 3.6 3 10.5 4.9 4.9 12.5 6.1 5.7 15 15 15
y4 (1+) 7.5 2.1 3.5 10.8 4.5 5.4 13.1 5 6.4 15 15 15
y5 (1+) 8.7 3 2.7 8.7 3.5 3.2 12.3 4.6 4.2 15 15 15
y6 (1+) 10.6 3.9 4.1 13.3 6 4.7 17 7.2 6.2 15 15 15
sum 3.9 1.7 1.2 7.8 3.8 3.4 8.7 4.2 3.6 15 15 15

Additional Resources and Comments

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