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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.

STOM

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Available Assays

Overview Data source: UniProt

Official Gene Symbol Other Aliases
STOM BND7, EPB72
Sequence Length (AA) Molecular Weight (Da)
288 31731
Protein Name
Erythrocyte band 7 integral membrane protein
Sources
UniProt
PhosphoSitePlus ®
GeneCards 		Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MAEKRHTRDS EAQRLPDSFK DSPSKGLGPC GWILVAFSFL FTVITFPISI
60 70 80 90 100
WMCIKIIKEY ERAIIFRLGR ILQGGAKGPG LFFILPCTDS FIKVDMRTIS
110 120 130 140 150
FDIPPQEILT KDSVTISVDG VVYYRVQNAT LAVANITNAD SATRLLAQTT
160 170 180 190 200
LRNVLGTKNL SQILSDREEI AHNMQSTLDD ATDAWGIKVE RVEIKDVKLP
210 220 230 240 250
VQLQRAMAAE AEASREARAK VIAAEGEMNA SRALKEASMV ITESPAALQL
260 270 280 288
RYLQTLTTIA AEKNSTIVFP LPIDMLQGII GAKHSHLG

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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All other points link out to UniProt


Phosphorylation Acetylation Ubiquitylation Other

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Assay Details for CPTAC-276 Collapse assay details

Data source: Panorama

Official Gene Symbol
STOM
Peptide Modified Sequence
GPGLFFILPC[+57.0]TDSFIK
Modification Type
Carbamidomethyl Cysteine
Protein - Site of Modification
87
Peptide - Site of Modification
10
Peptide Start
78
Peptide End
93
CPTAC ID
CPTAC-276
Peptide Molecular Mass
1,810.9328
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

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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
y8 (1+) 11.2 13.1 11 22.2 29.4 32 24.9 32.2 33.8 25 15 15
y9 (1+) 17.4 13.3 15 24.5 28.7 40 30.1 31.6 42.7 25 15 15
y10 (1+) 16 17.4 14.7 27.4 33.5 36.7 31.7 37.7 39.5 25 15 15
sum 12.2 11.6 10.1 22.9 29.4 33.2 25.9 31.6 34.7 25 15 15

Additional Resources and Comments

Resources
Download SOPs
View Peptide in Panorama
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Comments

Assay Details for CPTAC-277 Collapse assay details

Data source: Panorama

Official Gene Symbol
STOM
Peptide Sequence
VQNATLAVANITNADSATR
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
126
Peptide End
144
CPTAC ID
CPTAC-277
Peptide Molecular Mass
1,928.9916
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

view larger image
view larger image
view larger image

Response Curves

Data source: Panorama

view larger image
view larger image
view larger image

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
y8 (1+) 31.6 7.4 12.7 34.9 16.4 24.3 47.1 18 27.4 15 15 15
y7 (1+) 23 19.8 20.7 31.7 27 30.3 39.2 33.5 36.7 15 15 15
y11 (2+) 59.1 50.2 33.2 106.2 80.6 65.1 121.5 95 73.1 15 15 15
sum 19.5 11.4 11.2 30.3 16.6 24.5 36 20.1 26.9 15 15 15

Additional Resources and Comments

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