Show Nav →
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
ANPEP APN, CD13, PEPN
Sequence Length (AA) Molecular Weight (Da)
967 109540
Protein Name
Aminopeptidase N
Sources
UniProt
PhosphoSitePlus ®
GeneCards
Human Protein Atlas

Protein Sequence hover to view complete sequence

10 20 30 40 50
MAKGFYISKS LGILGILLGV AAVCTIIALS VVYSQEKNKN ANSSPVASTT
60 70 80 90 100
PSASATTNPA SATTLDQSKA WNRYRLPNTL KPDSYRVTLR PYLTPNDRGL
110 120 130 140 150
YVFKGSSTVR FTCKEATDVI IIHSKKLNYT LSQGHRVVLR GVGGSQPPDI
160 170 180 190 200
DKTELVEPTE YLVVHLKGSL VKDSQYEMDS EFEGELADDL AGFYRSEYME
210 220 230 240 250
GNVRKVVATT QMQAADARKS FPCFDEPAMK AEFNITLIHP KDLTALSNML
260 270 280 290 300
PKGPSTPLPE DPNWNVTEFH TTPKMSTYLL AFIVSEFDYV EKQASNGVLI
310 320 330 340 350
RIWARPSAIA AGHGDYALNV TGPILNFFAG HYDTPYPLPK SDQIGLPDFN
360 370 380 390 400
AGAMENWGLV TYRENSLLFD PLSSSSSNKE RVVTVIAHEL AHQWFGNLVT
410 420 430 440 450
IEWWNDLWLN EGFASYVEYL GADYAEPTWN LKDLMVLNDV YRVMAVDALA
460 470 480 490 500
SSHPLSTPAS EINTPAQISE LFDAISYSKG ASVLRMLSSF LSEDVFKQGL
510 520 530 540 550
ASYLHTFAYQ NTIYLNLWDH LQEAVNNRSI QLPTTVRDIM NRWTLQMGFP
560 570 580 590 600
VITVDTSTGT LSQEHFLLDP DSNVTRPSEF NYVWIVPITS IRDGRQQQDY
610 620 630 640 650
WLIDVRAQND LFSTSGNEWV LLNLNVTGYY RVNYDEENWR KIQTQLQRDH
660 670 680 690 700
SAIPVINRAQ IINDAFNLAS AHKVPVTLAL NNTLFLIEER QYMPWEAALS
710 720 730 740 750
SLSYFKLMFD RSEVYGPMKN YLKKQVTPLF IHFRNNTNNW REIPENLMDQ
760 770 780 790 800
YSEVNAISTA CSNGVPECEE MVSGLFKQWM ENPNNNPIHP NLRSTVYCNA
810 820 830 840 850
IAQGGEEEWD FAWEQFRNAT LVNEADKLRA ALACSKELWI LNRYLSYTLN
860 870 880 890 900
PDLIRKQDAT STIISITNNV IGQGLVWDFV QSNWKKLFND YGGGSFSFSN
910 920 930 940 950
LIQAVTRRFS TEYELQQLEQ FKKDNEETGF GSGTRALEQA LEKTKANIKW
960 967
VKENKEVVLQ WFTENSK

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

loading

Loader

Assay Details for CPTAC-460 Collapse assay details

Data source: Panorama

Official Gene Symbol
ANPEP
Peptide Sequence
ENSLLFDPLSSSSSNK
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
364
Peptide End
379
CPTAC ID
CPTAC-460
Peptide Molecular Mass
1,723.8265
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
cell line lysate pool
Submitting Laboratory
Seoul National University / Korea Institute of Science and Technology and FHCRC
Submitting Lab PI
Youngsoo Kim

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


Response curves acquired at Seoul National University / Korea Institute of Science and Technology. Repeatability data acquired at Fred Hutchinson Cancer Research Center.


Response curves acquired at Seoul National University / Korea Institute of Science and Technology. Repeatability data acquired at Fred Hutchinson Cancer Research Center.


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
y11 (1+) 15.3 7.6 5.4 19.6 11 6.3 24.9 13.4 8.3 15 15 15
y9 (1+) 20.8 10.5 4.9 24.9 10.7 8.7 32.4 15 10 15 15 15
y6 (1+) 41.3 17.7 26.7 62.1 20.6 30.1 74.6 27.2 40.2 15 15 15
sum 14.7 7 3.4 22.5 9.2 5.3 26.9 11.6 6.3 15 15 15


Additional Resources and Comments


Assay Details for CPTAC-461 Collapse assay details

Data source: Panorama

Official Gene Symbol
ANPEP
Peptide Sequence
YLSYTLNPDLIR
Modification Type
unmodified
Protein - Site of Modification
N/A
Peptide - Site of Modification
N/A
Peptide Start
844
Peptide End
855
CPTAC ID
CPTAC-461
Peptide Molecular Mass
1,466.7769
Species
Homo sapiens (Human)
Assay Type
Direct MRM
Matrix
cell line lysate pool
Submitting Laboratory
Seoul National University / Korea Institute of Science and Technology and FHCRC
Submitting Lab PI
Youngsoo Kim

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


Response curves acquired at Seoul National University / Korea Institute of Science and Technology. Repeatability data acquired at Fred Hutchinson Cancer Research Center.


Response curves acquired at Seoul National University / Korea Institute of Science and Technology. Repeatability data acquired at Fred Hutchinson Cancer Research Center.


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
y10 (1+) 10.5 9.1 6.7 16.4 11.5 9.8 19.5 14.7 11.9 15 15 15
y8 (1+) 18.9 12.8 6.4 35 16.1 13.7 39.8 20.6 15.1 15 15 15
y7 (1+) 41.8 11.2 9.1 45.1 12 14 61.5 16.4 16.7 15 15 15
sum 17.1 8.5 4.5 26.1 10.6 9.8 31.2 13.6 10.8 15 15 15


Additional Resources and Comments