Biological process  Cell growth and/or maintenance  Molecular function  Structural molecule activity   Protein   keratin 9  Gene symbol   KRT9    Cellular component           Component Cytoplasm Cytoskeleton         Experimental evidence      Total number of studies : 13       Peptide sequence Method Platform  Sample  Reference Mass spectrometry Plasma Liu et al. 2007 Mass spectrometry LTQ Orbitrap XL Plasma Bassani-Sternberg et al. 2010 Mass spectrometry 4800 Plus MALDI TOF/TOF Plasma Madian et al. 2010 Mass spectrometry QSTAR Pulsar Serum Zhou et al. 2004 Mass spectrometry Fourier transform ion cyclotron resonance (FT_ICR) Plasma Qian et al. 2010 Mass spectrometry LTQ Orbitrap XL Plasma Panchaud et al. 2009 Mass spectrometry Fourier transform ion cyclotron resonance (FT_ICR) Plasma Qian et al. 2005 Mass spectrometry LTQ linear ion trap Plasma Tu et al. 2005 Mass spectrometry MALDI-TOF Plasma Manabe et al. 2007 Mass spectrometry LTQ FT Serum Sennels et al. 2007 Mass spectrometry 4800 Plus MALDI TOF/TOF Plasma Jeong et al. 2010 Mass spectrometry LTQ FT Plasma Prentice et al. 2010 Mass spectrometry - Plasma Farrah et al. 2011          Multiple reaction monitoring data           Peptide sequence MH+ Sample Number of studies Reference Data not present           Protein concentration             Protein concentration Method Sample Reference 15  μg/ml Spectral counting  Plasma Farrah et al. 2011           Extracellular vesicle proteins             Sample Isolation  Experimental method Vesiclepedia accession Reference Data not present          Architecture           Domains Motifs CC   151 - 193 CC   254 - 456          External links           HPRD UniProt NetPath  06351  P35527  NetPath_M3857             Protein sequence  NP_000217.2               MSCRQFSSSY LSRSGGGGGG GLGSGGSIRS SYSRFSSSGG GGGGGRFSSS SGYGGGSSRV CGRGGGGSFG YSYGGGSGGG FSASSLGGGF GGGSRGFGGA SGGGYSSSGG FGGGFGGGSG GGFGGGYGSG FGGFGGFGGG AGGGDGGILT ANEKSTMQEL NSRLASYLDK VQALEEANND LENKIQDWYD KKGPAAIQKN YSPYYNTIDD LKDQIVDLTV GNNKTLLDID NTRMTLDDFR IKFEMEQNLR QGVDADINGL RQVLDNLTME KSDLEMQYET LQEELMALKK NHKEEMSQLT GQNSGDVNVE INVAPGKDLT KTLNDMRQEY EQLIAKNRKD IENQYETQIT QIEHEVSSSG QEVQSSAKEV TQLRHGVQEL EIELQSQLSK KAALEKSLED TKNRYCGQLQ MIQEQISNLE AQITDVRQEI ECQNQEYSLL LSIKMRLEKE IETYHNLLEG GQEDFESSGA GKIGLGGRGG SGGSYGRGSR GGSGGSYGGG GSGGGYGGGS GSRGGSGGSY GGGSGSGGGS GGGYGGGSGG GHSGGSGGGH SGGSGGNYGG GSGSGGGSGG GYGGGSGSRG GSGGSHGGGS GFGGESGGSY GGGEEASGSG GGYGGGSGKS SHS