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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
PAK1 N/A
Sequence Length (AA) Molecular Weight (Da)
545 60647
Protein Name
Serine/threonine-protein kinase PAK 1
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MSNNGLDIQD KPPAPPMRNT STMIGAGSKD AGTLNHGSKP LPPNPEEKKK
60 70 80 90 100
KDRFYRSILP GDKTNKKKEK ERPEISLPSD FEHTIHVGFD AVTGEFTGMP
110 120 130 140 150
EQWARLLQTS NITKSEQKKN PQAVLDVLEF YNSKKTSNSQ KYMSFTDKSA
160 170 180 190 200
EDYNSSNALN VKAVSETPAV PPVSEDEDDD DDDATPPPVI APRPEHTKSV
210 220 230 240 250
YTRSVIEPLP VTPTRDVATS PISPTENNTT PPDALTRNTE KQKKKPKMSD
260 270 280 290 300
EEILEKLRSI VSVGDPKKKY TRFEKIGQGA SGTVYTAMDV ATGQEVAIKQ
310 320 330 340 350
MNLQQQPKKE LIINEILVMR ENKNPNIVNY LDSYLVGDEL WVVMEYLAGG
360 370 380 390 400
SLTDVVTETC MDEGQIAAVC RECLQALEFL HSNQVIHRDI KSDNILLGMD
410 420 430 440 450
GSVKLTDFGF CAQITPEQSK RSTMVGTPYW MAPEVVTRKA YGPKVDIWSL
460 470 480 490 500
GIMAIEMIEG EPPYLNENPL RALYLIATNG TPELQNPEKL SAIFRDFLNR
510 520 530 540 545
CLEMDVEKRG SAKELLQHQF LKIAKPLSSL TPLIAAAKEA TKNNH

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
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Phosphorylation Acetylation Ubiquitylation Other

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Assay Details for CPTAC-2868 Collapse assay details

Data source: Panorama

Official Gene Symbol
PAK1
Peptide Sequence
SAEDYNSSNALNVK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
149
Peptide End
162
CPTAC ID
CPTAC-2868
Peptide Molecular Mass
1,510.6900
Species
Homo Sapiens
Assay Type
Direct PRM
Matrix
Tumor Digest
Submitting Laboratory
Washington University in St. Louis
Submitting Lab PI
Reid Townsend

Assay Parameters Collapse assay parameters

Data source: Panorama

Instrument
ThermoFisher, Q-Exactive
Internal Standard
25 fmol on column
Peptide Standard Purity
>95%
Peptide Standard Label Type
13C and 15N at C-terminus K
LC
Easy-nLC 1000 Thermo Scientific
Column Packing
C18
Column Dimensions
75 µm x 50 cm
Flow Rate
300 nL/min

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+) 4.5 2.8 3.1 4.5 3.6 3.3 6.4 4.6 4.5 15 15 15
y9 (1+) 4.8 3 2.4 5.5 3.2 2.8 7.3 4.4 3.7 15 15 15
y3 (1+) 1.9 3 4.2 3.2 2.8 3.4 3.7 4.1 5.4 15 15 15
sum 3.2 2.6 2.9 3.8 2.9 2.7 5 3.9 4 15 15 15


Additional Resources and Comments