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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
USO1 VDP
Sequence Length (AA) Molecular Weight (Da)
962 107895
Protein Name
General vesicular transport factor p115
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MNFLRGVMGG QSAGPQHTEA ETIQKLCDRV ASSTLLDDRR NAVRALKSLS
60 70 80 90 100
KKYRLEVGIQ AMEHLIHVLQ TDRSDSEIIG YALDTLYNII SNEEEEEVEE
110 120 130 140 150
NSTRQSEDLG SQFTEIFIKQ QENVTLLLSL LEEFDFHVRW PGVKLLTSLL
160 170 180 190 200
KQLGPQVQQI ILVSPMGVSR LMDLLADSRE VIRNDGVLLL QALTRSNGAI
210 220 230 240 250
QKIVAFENAF ERLLDIISEE GNSDGGIVVE DCLILLQNLL KNNNSNQNFF
260 270 280 290 300
KEGSYIQRMK PWFEVGDENS GWSAQKVTNL HLMLQLVRVL VSPTNPPGAT
310 320 330 340 350
SSCQKAMFQC GLLQQLCTIL MATGVPADIL TETINTVSEV IRGCQVNQDY
360 370 380 390 400
FASVNAPSNP PRPAIVVLLM SMVNERQPFV LRCAVLYCFQ CFLYKNQKGQ
410 420 430 440 450
GEIVSTLLPS TIDATGNSVS AGQLLCGGLF STDSLSNWCA AVALAHALQE
460 470 480 490 500
NATQKEQLLR VQLATSIGNP PVSLLQQCTN ILSQGSKIQT RVGLLMLLCT
510 520 530 540 550
WLSNCPIAVT HFLHNSANVP FLTGQIAENL GEEEQLVQGL CALLLGISIY
560 570 580 590 600
FNDNSLESYM KEKLKQLIEK RIGKENFIEK LGFISKHELY SRASQKPQPN
610 620 630 640 650
FPSPEYMIFD HEFTKLVKEL EGVITKAIYK SSEEDKKEEE VKKTLEQHDN
660 670 680 690 700
IVTHYKNMIR EQDLQLEELR QQVSTLKCQN EQLQTAVTQQ VSQIQQHKDQ
710 720 730 740 750
YNLLKIQLGK DNQHQGSYSE GAQMNGIQPE EIGRLREEIE ELKRNQELLQ
760 770 780 790 800
SQLTEKDSMI ENMKSSQTSG TNEQSSAIVS ARDSEQVAEL KQELATLKSQ
810 820 830 840 850
LNSQSVEITK LQTEKQELLQ KTEAFAKSVE VQGETETIIA TKTTDVEGRL
860 870 880 890 900
SALLQETKEL KNEIKALSEE RTAIKEQLDS SNSTIAILQT EKDKLELEIT
910 920 930 940 950
DSKKEQDDLL VLLADQDQKI LSLKNKLKDL GHPVEEEDEL ESGDQEDEDD
960 962
ESEDPGKDLD HI

Data source: UniProt


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

Uniprot Database Entry PhosphoSitePlus ®

Click a point on a node
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-294 Collapse assay details

Data source: Panorama

Official Gene Symbol
USO1
Peptide Sequence
EQDLQLEELR
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
661
Peptide End
670
CPTAC ID
CPTAC-294
Peptide Molecular Mass
1,271.6357
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,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
y8 (1+) 11.9 8.5 6.6 11.1 8.3 7.5 16.3 11.9 10 15 25 15
y6 (1+) 6 7.4 6.8 6.7 8.2 7 9 11 9.8 15 25 15
y5 (1+) 3.9 5.8 3.7 5.5 6.8 3.8 6.7 8.9 5.3 15 25 15
sum 4.3 5.2 4.2 5.1 6.6 4.7 6.7 8.4 6.3 15 25 15


Additional Resources and Comments


Assay Details for CPTAC-293 Collapse assay details

Data source: Panorama

Official Gene Symbol
USO1
Peptide Sequence
NDGVLLLQALTR
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
184
Peptide End
195
CPTAC ID
CPTAC-293
Peptide Molecular Mass
1,311.7511
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,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
y8 (1+) 9.7 7.2 8.8 23.5 19.2 19.4 25.4 20.5 21.3 15 25 15
y7 (1+) 9 9.7 10.3 26.1 16.4 20.6 27.6 19.1 23 15 25 15
y6 (1+) 10.7 17.8 19.1 26.5 22.2 26.8 28.6 28.5 32.9 15 25 15
sum 8.2 10.6 11.9 24.9 17.8 21.4 26.2 20.7 24.5 15 25 15


Additional Resources and Comments