Lettuce infectious yellows virus (isolate United States/92) (LIYV) 
Average proteome isoelectric point is 6.82 
Get precalculated fractions of proteins 
 
  
    Acidic  
 
  
    pI < 6.8  
 
  
    6.8-7.4  
 
  
    pI > 7.4  
 
  
    Basic  
    
 
  
    All  
 
Note: above files contain also dissociation constants (pKa) 
Virtual 2D-PAGE plot for 9 proteins (isoelectric point calculated using IPC2_protein) 
 
Get csv file with sequences according to given criteria: 
* You can choose from 21 different methods for calculating isoelectric point 
 Summary statistics related to proteome-wise predictions 
Protein with the lowest isoelectric point: 
>sp|Q83044|R1A_LIYV9 Replicase polyprotein 1a OS=Lettuce infectious yellows virus (isolate United States/92) OX=651355 GN=ORF1a PE=4 SV=1MM1 pKa = 7.49  DD2 pKa = 4.51  TKK4 pKa = 10.85  TLIDD8 pKa = 4.14  KK9 pKa = 10.8  YY10 pKa = 10.84  NIEE13 pKa = 4.23  NFTNYY18 pKa = 9.79  INFIIRR24 pKa = 11.84  NHH26 pKa = 5.21  QAGKK30 pKa = 10.19  GNLRR34 pKa = 11.84  FLVNLLKK41 pKa = 8.82  TTGGSNLKK49 pKa = 10.01  EE50 pKa = 3.66  LDD52 pKa = 3.52  INPVEE57 pKa = 4.22  IEE59 pKa = 4.14  NFNIDD64 pKa = 2.87  IYY66 pKa = 11.36  LDD68 pKa = 3.65  FLEE71 pKa = 5.24  FCLDD75 pKa = 3.47  SKK77 pKa = 11.04  FIFF80 pKa = 4.34  
 9.39 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  4.897 
IPC2_protein 5.016 
IPC_protein 4.787 
Toseland    4.66 
ProMoST     4.914 
Dawson      4.762 
Bjellqvist  4.902 
Wikipedia   4.647 
Rodwell     4.647 
Grimsley    4.571 
Solomon     4.749 
Lehninger   4.711 
Nozaki      4.876 
DTASelect   5.041 
Thurlkill   4.673 
EMBOSS      4.673 
Sillero     4.927 
Patrickios  4.05 
IPC_peptide 4.762 
IPC2_peptide  4.914 
IPC2.peptide.svr19  4.946 
 Protein with the highest isoelectric point: 
>sp|Q83047|MVP_LIYV9 Movement protein Hsp70h OS=Lettuce infectious yellows virus (isolate United States/92) OX=651355 PE=3 SV=1MM1 pKa = 8.83  IMMSPLYY8 pKa = 10.42  ALTKK12 pKa = 10.14  QCVIDD17 pKa = 3.38  TAYY20 pKa = 10.86  RR21 pKa = 11.84  LAVPTQHH28 pKa = 6.55  CAIYY32 pKa = 9.48  TVACRR37 pKa = 11.84  ILFLSVGFMTIVKK50 pKa = 10.11  LCGFKK55 pKa = 9.87  MDD57 pKa = 3.64  TSSFIASIEE66 pKa = 3.92  KK67 pKa = 10.49  DD68 pKa = 3.31  NLMDD72 pKa = 4.2  CLISLVEE79 pKa = 3.81  MRR81 pKa = 11.84  DD82 pKa = 3.43  RR83 pKa = 11.84  LRR85 pKa = 11.84  LCNDD89 pKa = 3.77  FPILNYY95 pKa = 10.18  GVNILEE101 pKa = 4.11  LLIGKK106 pKa = 9.14  RR107 pKa = 11.84  LNKK110 pKa = 9.83  INNLKK115 pKa = 8.6  NCYY118 pKa = 9.57  VIRR121 pKa = 11.84  EE122 pKa = 4.74  LITINISKK130 pKa = 9.91  EE131 pKa = 4.12  WVGKK135 pKa = 9.32  QALKK139 pKa = 10.99  VGLHH143 pKa = 6.26  CFLNLSQADD152 pKa = 3.9  SRR154 pKa = 11.84  HH155 pKa = 4.35  VKK157 pKa = 10.47  YY158 pKa = 10.76  LLSDD162 pKa = 3.66  KK163 pKa = 11.02  EE164 pKa = 4.68  SLNKK168 pKa = 9.83  MNFSRR173 pKa = 11.84  YY174 pKa = 8.42  YY175 pKa = 8.19  VPKK178 pKa = 10.62  VVTDD182 pKa = 4.5  LYY184 pKa = 11.24  LDD186 pKa = 4.97  LIGVLYY192 pKa = 11.18  VNTGYY197 pKa = 11.09  NIDD200 pKa = 3.95  LVEE203 pKa = 4.61  KK204 pKa = 10.31  FIFDD208 pKa = 3.39  KK209 pKa = 11.62  LEE211 pKa = 3.7  FLVYY215 pKa = 10.57  DD216 pKa = 3.73  GEE218 pKa = 4.56  EE219 pKa = 4.57  GFKK222 pKa = 10.8  SPQVEE227 pKa = 4.27  YY228 pKa = 11.58  NDD230 pKa = 3.02  ICTVNNLKK238 pKa = 10.37  PIIKK242 pKa = 9.4  YY243 pKa = 9.71  NRR245 pKa = 11.84  WHH247 pKa = 6.6  TDD249 pKa = 2.56  GSIVIEE255 pKa = 4.58  CGDD258 pKa = 3.97  VIGKK262 pKa = 9.42  GINKK266 pKa = 7.65  TKK268 pKa = 10.63  KK269 pKa = 9.92  KK270 pKa = 10.24  FAINDD275 pKa = 3.4  AKK277 pKa = 11.37  AEE279 pKa = 4.01  FVKK282 pKa = 10.79  NFKK285 pKa = 10.59  AKK287 pKa = 10.46  NKK289 pKa = 10.1  NNEE292 pKa = 3.68  
 33.52 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  7.754 
IPC2_protein 7.98 
IPC_protein 7.805 
Toseland    7.497 
ProMoST     8.375 
Dawson      8.58 
Bjellqvist  8.858 
Wikipedia   8.521 
Rodwell     8.624 
Grimsley    7.439 
Solomon     8.668 
Lehninger   8.668 
Nozaki      9.063 
DTASelect   8.595 
Thurlkill   8.682 
EMBOSS      8.77 
Sillero     8.975 
Patrickios  4.202 
IPC_peptide 8.653 
IPC2_peptide  7.688 
IPC2.peptide.svr19  7.938 
 Peptides (in silico  digests for buttom-up proteomics) 
Below you can find 
in silico  digests of the whole proteome with Trypsin, Chymotrypsin, Trypsin+LysC, LysN, ArgC proteases suitable for different mass spec machines.
 
  
    Try  
 
  
    ChTry  
 
  
    ArgC  
 
  
    LysN  
 
  
    TryLysC  
 
  
    Try  
 
  
    ChTry  
 
  
    ArgC  
 
  
    LysN  
 
  
    TryLysC  
 
  
    Try  
 
  
    ChTry  
 
  
    ArgC  
 
  
    LysN  
 
  
    TryLysC  
 
  
    Try  
 
  
    ChTry  
 
  
    ArgC  
 
  
    LysN  
 
  
    TryLysC  
 
  
    Try  
 
  
    ChTry  
 
  
    ArgC  
 
  
    LysN  
 
  
    TryLysC  
   
  
General Statistics 
    
      
        Number of major isoforms
Number of additional isoforms
Number of all proteins
Number of amino acids
Min. Seq. Length
Max. Seq. Length
Avg. Seq. Length
Avg. Mol. Weight
 
     
    
      
        9 
0
9 
6620
80
2379
735.6
84.86
          
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
 
     
    
                 
        4.063 ± 0.277
2.13 ± 0.239
6.616 ± 0.353
5.755 ± 0.37
5.332 ± 0.157
4.562 ± 0.25
1.813 ± 0.207
7.764 ± 0.346
8.52 ± 0.266
8.867 ± 0.356
          
     
  
  
  
      
          
        Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
 
     
    
                 
        2.085 ± 0.116
6.737 ± 0.433
2.931 ± 0.182
2.356 ± 0.181
5.151 ± 0.341
7.689 ± 0.283
5.483 ± 0.185
6.36 ± 0.334
0.967 ± 0.161
4.819 ± 0.24
          
     
  
  
  
Note:  For amino acid frequency statistics the error has been estimated with the bootstraping (x100) at the protein levelMost of the basic statistics you can see at this page can be downloaded from this CSV file  
For dipeptide frequency statistics click here