Hibiscus chlorotic ringspot virus 
Average proteome isoelectric point is 8.12 
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 7 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: 
>tr|Q9IR82|Q9IR82_9TOMB Uncharacterized protein OS=Hibiscus chlorotic ringspot virus OX=53181 PE=4 SV=1 
MM1 pKa = 7.98  ASPQSNDD8 pKa = 2.7  SFIEE12 pKa = 4.06  LNPHH16 pKa = 5.02  NTGDD20 pKa = 3.65  SKK22 pKa = 11.64  GAGKK26 pKa = 10.66  GNRR29 pKa = 11.84  QAKK32 pKa = 10.2  KK33 pKa = 9.9  EE34 pKa = 4.02  VALQAVHH41 pKa = 6.89  KK42 pKa = 10.51  ANKK45 pKa = 9.23  HH46 pKa = 5.83  DD47 pKa = 3.83  EE48 pKa = 4.29  AVSGGSFVFVADD60 pKa = 3.76  KK61 pKa = 11.53  VEE63 pKa = 3.94  VTININFF70 pKa = 3.67   
 Molecular weight: 7.45 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  6.914 
IPC2_protein 6.338 
IPC_protein 7.146 
Toseland    7.746 
ProMoST     6.854 
Dawson      7.351 
Bjellqvist  6.825 
Wikipedia   7.38 
Rodwell     7.263 
Grimsley    7.454 
Solomon     7.907 
Lehninger   7.936 
Nozaki      7.205 
DTASelect   7.512 
Thurlkill   7.541 
EMBOSS      7.805 
Sillero     7.556 
Patrickios  7.702 
IPC_peptide 7.907 
IPC2_peptide  7.044 
IPC2.peptide.svr19  7.048 
 Protein with the highest isoelectric point: 
>tr|Q9IR80|Q9IR80_9TOMB Putative movement protein P9 OS=Hibiscus chlorotic ringspot virus OX=53181 PE=4 SV=1 
MM1 pKa = 6.95  TQPFNVRR8 pKa = 11.84  LMPIYY13 pKa = 10.44  LGQSNLRR20 pKa = 11.84  TMGGLLFLRR29 pKa = 11.84  VKK31 pKa = 10.53  RR32 pKa = 11.84  EE33 pKa = 3.73  QPIDD37 pKa = 3.57  TRR39 pKa = 11.84  VEE41 pKa = 3.96  PVLLLLKK48 pKa = 10.19  LSCQHH53 pKa = 6.73  LRR55 pKa = 11.84  LQLRR59 pKa = 11.84  WPPRR63 pKa = 11.84  CGLEE67 pKa = 4.09  TLEE70 pKa = 4.1  QTLGRR75 pKa = 11.84  LEE77 pKa = 3.98  NRR79 pKa = 11.84  SLSSIASLWAISPGRR94 pKa = 11.84  LVVGYY99 pKa = 8.31  WWSRR103 pKa = 11.84  GQSTPATYY111 pKa = 10.26  SASPGFLYY119 pKa = 10.75  LLPDD123 pKa = 3.6  MRR125 pKa = 11.84  STACHH130 pKa = 6.57  HH131 pKa = 6.17  YY132 pKa = 10.81  LFDD135 pKa = 4.11  ILQLAPQQRR144 pKa = 11.84  RR145 pKa = 11.84  ARR147 pKa = 11.84  SSWHH151 pKa = 6.47  LIKK154 pKa = 9.98  MLQMLPLPPRR164 pKa = 11.84  ATCITMMEE172 pKa = 4.19  QLEE175 pKa = 4.47  SRR177 pKa = 11.84  PGIVPCCKK185 pKa = 9.75  YY186 pKa = 10.56  LAIMWIGLLMIPVVPTLSLLTLVRR210 pKa = 11.84  WLLPIMANLKK220 pKa = 9.52  GMWMM224 pKa = 4.03   
 Molecular weight: 25.75 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  9.336 
IPC2_protein 9.589 
IPC_protein 10.409 
Toseland    10.233 
ProMoST     10.072 
Dawson      10.452 
Bjellqvist  10.248 
Wikipedia   10.687 
Rodwell     10.57 
Grimsley    10.54 
Solomon     10.526 
Lehninger   10.482 
Nozaki      10.335 
DTASelect   10.218 
Thurlkill   10.306 
EMBOSS      10.657 
Sillero     10.394 
Patrickios  10.145 
IPC_peptide 10.526 
IPC2_peptide  9.604 
IPC2.peptide.svr19  8.4 
  
 
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 ESI  
     
   
 
  
    ChTry ESI  
     
   
 
  
    ArgC ESI  
     
   
 
  
    LysN ESI  
     
   
 
  
    TryLysC ESI  
     
   
 
  
    Try MALDI  
     
   
 
  
    ChTry MALDI  
     
   
 
  
    ArgC MALDI  
     
   
 
  
    LysN MALDI  
     
   
 
  
    TryLysC MALDI  
     
   
 
  
    Try LTQ  
     
   
 
  
    ChTry LTQ  
     
   
 
  
    ArgC LTQ  
     
   
 
  
    LysN LTQ  
     
   
 
  
    TryLysC LTQ  
     
   
 
  
    Try MSlow  
     
   
 
  
    ChTry MSlow  
     
   
 
  
    ArgC MSlow  
     
   
 
  
    LysN MSlow  
     
   
 
  
    TryLysC MSlow  
     
   
 
  
    Try MShigh  
     
   
 
  
    ChTry MShigh  
     
   
 
  
    ArgC MShigh  
     
   
 
  
    LysN MShigh  
     
   
 
  
    TryLysC MShigh  
     
   
   
  
                       
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
 
       
     
    
      
        7 
 
        
        0
 
        
        7 
         
        1875
 
        70
 
        735
 
        267.9
 
        29.85
 
                
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
 
        Cys
 
        Asp
 
        Glu
 
        Phe
 
        Gly
 
        His
 
        Ile
 
        Lys
 
        Leu
 
       
     
    
                 
        8.533 ± 1.28
2.24 ± 0.322
 
        3.84 ± 0.698
5.013 ± 1.091
 
        4.053 ± 0.578
6.507 ± 0.59
 
        2.72 ± 0.422
5.013 ± 0.226
       
        5.067 ± 0.469
11.2 ± 2.12
         
                
     
  
  
  
      
          
        Met
         
        Asn
 
        Gln
 
        Pro
         
        Arg
 
        Ser
 
        Thr
 
        Val
 
        Trp
 
        Tyr
  
       
     
    
                 
        2.507 ± 0.449
3.2 ± 0.634
 
        5.547 ± 0.528
3.093 ± 0.553
 
        7.147 ± 0.736
7.573 ± 1.2
 
        5.493 ± 0.943
6.933 ± 0.588
       
        1.867 ± 0.328
2.4 ± 0.413
         
                
     
  
  
  
Note:  For amino acid frequency statistics the error has been estimated with the bootstraping (x100) at the protein level 
Most of the basic statistics you can see at this page can be downloaded from this CSV file  
For dipeptide frequency statistics click here