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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
CDC42BPB KIAA1124
Sequence Length (AA) Molecular Weight (Da)
1711 194315
Protein Name
Serine/threonine-protein kinase MRCK beta
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MSAKVRLKKL EQLLLDGPWR NESALSVETL LDVLVCLYTE CSHSALRRDK
60 70 80 90 100
YVAEFLEWAK PFTQLVKEMQ LHREDFEIIK VIGRGAFGEV AVVKMKNTER
110 120 130 140 150
IYAMKILNKW EMLKRAETAC FREERDVLVN GDCQWITALH YAFQDENHLY
160 170 180 190 200
LVMDYYVGGD LLTLLSKFED KLPEDMARFY IGEMVLAIDS IHQLHYVHRD
210 220 230 240 250
IKPDNVLLDV NGHIRLADFG SCLKMNDDGT VQSSVAVGTP DYISPEILQA
260 270 280 290 300
MEDGMGKYGP ECDWWSLGVC MYEMLYGETP FYAESLVETY GKIMNHEERF
310 320 330 340 350
QFPSHVTDVS EEAKDLIQRL ICSRERRLGQ NGIEDFKKHA FFEGLNWENI
360 370 380 390 400
RNLEAPYIPD VSSPSDTSNF DVDDDVLRNT EILPPGSHTG FSGLHLPFIG
410 420 430 440 450
FTFTTESCFS DRGSLKSIMQ SNTLTKDEDV QRDLEHSLQM EAYERRIRRL
460 470 480 490 500
EQEKLELSRK LQESTQTVQS LHGSSRALSN SNRDKEIKKL NEEIERLKNK
510 520 530 540 550
IADSNRLERQ LEDTVALRQE REDSTQRLRG LEKQHRVVRQ EKEELHKQLV
560 570 580 590 600
EASERLKSQA KELKDAHQQR KLALQEFSEL NERMAELRAQ KQKVSRQLRD
610 620 630 640 650
KEEEMEVATQ KVDAMRQEMR RAEKLRKELE AQLDDAVAEA SKERKLREHS
660 670 680 690 700
ENFCKQMESE LEALKVKQGG RGAGATLEHQ QEISKIKSEL EKKVLFYEEE
710 720 730 740 750
LVRREASHVL EVKNVKKEVH DSESHQLALQ KEILMLKDKL EKSKRERHNE
760 770 780 790 800
MEEAVGTIKD KYERERAMLF DENKKLTAEN EKLCSFVDKL TAQNRQLEDE
810 820 830 840 850
LQDLAAKKES VAHWEAQIAE IIQWVSDEKD ARGYLQALAS KMTEELEALR
860 870 880 890 900
SSSLGSRTLD PLWKVRRSQK LDMSARLELQ SALEAEIRAK QLVQEELRKV
910 920 930 940 950
KDANLTLESK LKDSEAKNRE LLEEMEILKK KMEEKFRADT GLKLPDFQDS
960 970 980 990 1000
IFEYFNTAPL AHDLTFRTSS ASEQETQAPK PEASPSMSVA ASEQQEDMAR
1010 1020 1030 1040 1050
PPQRPSAVPL PTTQALALAG PKPKAHQFSI KSFSSPTQCS HCTSLMVGLI
1060 1070 1080 1090 1100
RQGYACEVCS FACHVSCKDG APQVCPIPPE QSKRPLGVDV QRGIGTAYKG
1110 1120 1130 1140 1150
HVKVPKPTGV KKGWQRAYAV VCDCKLFLYD LPEGKSTQPG VIASQVLDLR
1160 1170 1180 1190 1200
DDEFSVSSVL ASDVIHATRR DIPCIFRVTA SLLGAPSKTS SLLILTENEN
1210 1220 1230 1240 1250
EKRKWVGILE GLQSILHKNR LRNQVVHVPL EAYDSSLPLI KAILTAAIVD
1260 1270 1280 1290 1300
ADRIAVGLEE GLYVIEVTRD VIVRAADCKK VHQIELAPRE KIVILLCGRN
1310 1320 1330 1340 1350
HHVHLYPWSS LDGAEGSFDI KLPETKGCQL MATATLKRNS GTCLFVAVKR
1360 1370 1380 1390 1400
LILCYEIQRT KPFHRKFNEI VAPGSVQCLA VLRDRLCVGY PSGFCLLSIQ
1410 1420 1430 1440 1450
GDGQPLNLVN PNDPSLAFLS QQSFDALCAV ELESEEYLLC FSHMGLYVDP
1460 1470 1480 1490 1500
QGRRARAQEL MWPAAPVACS CSPTHVTVYS EYGVDVFDVR TMEWVQTIGL
1510 1520 1530 1540 1550
RRIRPLNSEG TLNLLNCEPP RLIYFKSKFS GAVLNVPDTS DNSKKQMLRT
1560 1570 1580 1590 1600
RSKRRFVFKV PEEERLQQRR EMLRDPELRS KMISNPTNFN HVAHMGPGDG
1610 1620 1630 1640 1650
MQVLMDLPLS AVPPSQEERP GPAPTNLARQ PPSRNKPYIS WPSSGGSEPS
1660 1670 1680 1690 1700
VTVPLRSMSD PDQDFDKEPD SDSTKHSTPS NSSNPSGPPS PNSPHRSQLP
1710 1711
LEGLEQPACD T

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-2986 Collapse assay details

Data source: Panorama

Official Gene Symbol
CDC42BPB
Peptide Sequence
AILTAAIVDADR
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
1242
Peptide End
1253
CPTAC ID
CPTAC-2986
Peptide Molecular Mass
1,227.6823
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 R
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

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+) 9.1 7.9 4.6 10.4 7.3 5.6 13.8 10.8 7.2 15 15 15
y9 (1+) 6.9 7.1 4.1 9.1 6.7 5.4 11.4 9.8 6.8 15 15 15
y7 (1+) 8.4 6.1 5.6 9 6.2 5.7 12.3 8.7 8 15 15 15
sum 7.9 7 4.7 9.2 6.6 5.5 12.1 9.6 7.2 15 15 15


Additional Resources and Comments


Assay Details for non-CPTAC-5628 Collapse assay details

Data source: Panorama

Official Gene Symbol
CDC42BPB
Peptide Sequence
AILTAAIVDADR
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
3
Peptide Start
1242
Peptide End
1253
CPTAC ID
non-CPTAC-5628
Peptide Molecular Mass
1,227.6823
Species
Homo sapiens (Human)
Assay Type
Direct PRM
Matrix
SUM159 tryptic digest
Submitting Laboratory
Washington University in St. Louis
Submitting Lab PI
Reid Townsend

Assay Parameters Collapse assay parameters

Data source: Panorama

Instrument
Q-Exactive
Internal Standard
25fmol
Peptide Standard Purity
>95%
Peptide Standard Label Type
13C and 15N at C-terminus R
LC
EASY-nLC 1000
Column Packing
C18
Column Dimensions
75 µm x 50 cm
Flow Rate
300nL/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
y9 (1+) 3.7 2.2 4 4.3 4.2 4.1 5.7 4.7 5.7 15 15 15
y7 (1+) 3.5 2 3 4.3 4 4.6 5.5 4.5 5.5 15 15 15
y8 (1+) 3.8 2.7 2.5 4.6 4.7 5.3 6 5.4 5.9 15 15 15
sum 3.6 1.9 1.8 4.3 4 4 5.6 4.4 4.4 15 15 15


Additional Resources and Comments


Assay Details for non-CPTAC-2985 Collapse assay details

Data source: Panorama

Official Gene Symbol
CDC42BPB
Peptide Sequence
DIKPDNVLLDVNGHIR
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
200
Peptide End
215
CPTAC ID
non-CPTAC-2985
Peptide Molecular Mass
1,816.9795
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 R
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

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
y5 (1+) 6.1 4.7 7.1 9.1 18.3 17.3 11 18.9 18.7 15 15 15
y7 (1+) 6 4.9 7.2 8.2 20.6 18.1 10.2 21.2 19.5 15 15 15
y6 (1+) 5.8 4.8 8.5 8.7 17.7 19.6 10.5 18.3 21.4 15 15 15
sum 5.5 4.6 7.3 8.3 19 18.1 10 19.5 19.5 15 15 15


Additional Resources and Comments


Assay Details for non-CPTAC-5629 Collapse assay details

Data source: Panorama

Official Gene Symbol
CDC42BPB
Peptide Sequence
ELEAQLDDAVAEASK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
3
Peptide Start
628
Peptide End
642
CPTAC ID
non-CPTAC-5629
Peptide Molecular Mass
1,587.7628
Species
Homo sapiens (Human)
Assay Type
Direct PRM
Matrix
SUM159 tryptic digest
Submitting Laboratory
Washington University in St. Louis
Submitting Lab PI
Reid Townsend

Assay Parameters Collapse assay parameters

Data source: Panorama

Instrument
Q-Exactive
Internal Standard
25fmol
Peptide Standard Purity
>95%
Peptide Standard Label Type
13C and 15N at C-terminus K
LC
EASY-nLC 1000
Column Packing
C18
Column Dimensions
75 µm x 50 cm
Flow Rate
300nL/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
y9 (1+) 6.8 4.4 6.5 7.8 5.1 7.1 10.3 6.7 9.6 15 15 15
y5 (1+) 8.4 4.6 4.3 8.9 4.5 4.9 12.2 6.4 6.5 15 15 15
y10 (1+) 6.4 4.3 9.6 5.8 4.3 12.2 8.6 6.1 15.5 15 15 15
sum 7 4 6.2 7.2 4.3 7.2 10 5.9 9.5 15 15 15


Additional Resources and Comments