Gordonia phage Phistory 
Average proteome isoelectric point is 6.32 
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 106 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|A0A385E1M0|A0A385E1M0_9CAUD Uncharacterized protein OS=Gordonia phage Phistory OX=2301694 GN=30 PE=4 SV=1 
MM1 pKa = 6.8  TATRR5 pKa = 11.84  FSFYY9 pKa = 11.1  AEE11 pKa = 4.11  PAPVATRR18 pKa = 11.84  NDD20 pKa = 3.43  DD21 pKa = 3.75  CYY23 pKa = 11.57  VGVGEE28 pKa = 4.68  CTDD31 pKa = 3.43  GAEE34 pKa = 4.8  AIAIVTPGDD43 pKa = 3.24  LHH45 pKa = 7.3  LSHH48 pKa = 6.55  EE49 pKa = 4.34  QARR52 pKa = 11.84  ALVAEE57 pKa = 4.99  LSSAITVLSEE67 pKa = 3.67  GAEE70 pKa = 4.03  AA71 pKa = 5.1   
 Molecular weight: 7.37 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  3.971 
IPC2_protein 4.304 
IPC_protein 4.126 
Toseland    3.986 
ProMoST     4.266 
Dawson      4.088 
Bjellqvist  4.24 
Wikipedia   3.973 
Rodwell     3.973 
Grimsley    3.897 
Solomon     4.075 
Lehninger   4.024 
Nozaki      4.215 
DTASelect   4.329 
Thurlkill   4.012 
EMBOSS      3.999 
Sillero     4.253 
Patrickios  1.952 
IPC_peptide 4.075 
IPC2_peptide  4.24 
IPC2.peptide.svr19  4.125 
 Protein with the highest isoelectric point: 
>tr|A0A385E1Q1|A0A385E1Q1_9CAUD Uncharacterized protein OS=Gordonia phage Phistory OX=2301694 GN=87 PE=4 SV=1 
MM1 pKa = 7.24  IGKK4 pKa = 8.92  PIRR7 pKa = 11.84  EE8 pKa = 4.13  LVATEE13 pKa = 4.45  DD14 pKa = 3.95  DD15 pKa = 4.15  PLFGLSARR23 pKa = 11.84  YY24 pKa = 9.22  VRR26 pKa = 11.84  RR27 pKa = 11.84  HH28 pKa = 5.75  LEE30 pKa = 3.78  AGGLFRR36 pKa = 11.84  GLGSQRR42 pKa = 11.84  CKK44 pKa = 10.29  RR45 pKa = 11.84  GEE47 pKa = 3.73  WLLNRR52 pKa = 11.84  EE53 pKa = 4.45  DD54 pKa = 3.27  VAEE57 pKa = 3.93  IQRR60 pKa = 11.84  RR61 pKa = 11.84  LRR63 pKa = 11.84  AVPNEE68 pKa = 4.07  EE69 pKa = 4.08  PVEE72 pKa = 4.12  LDD74 pKa = 3.51  TPSGLSSRR82 pKa = 11.84  SRR84 pKa = 11.84  TLRR87 pKa = 11.84  RR88 pKa = 11.84  IQQGRR93 pKa = 11.84  AASS96 pKa = 3.46   
 Molecular weight: 10.87 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  9.33 
IPC2_protein 9.355 
IPC_protein 10.54 
Toseland    10.716 
ProMoST     10.774 
Dawson      10.774 
Bjellqvist  10.599 
Wikipedia   11.096 
Rodwell     10.643 
Grimsley    10.818 
Solomon     11.067 
Lehninger   11.008 
Nozaki      10.716 
DTASelect   10.599 
Thurlkill   10.716 
EMBOSS      11.155 
Sillero     10.73 
Patrickios  10.467 
IPC_peptide 11.067 
IPC2_peptide  9.94 
IPC2.peptide.svr19  8.882 
  
 
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
 
       
     
    
      
        106 
 
        
        0
 
        
        106 
         
        16934
 
        32
 
        1875
 
        159.8
 
        17.52
 
                
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
 
        Cys
 
        Asp
 
        Glu
 
        Phe
 
        Gly
 
        His
 
        Ile
 
        Lys
 
        Leu
 
       
     
    
                 
        10.954 ± 0.431
1.24 ± 0.241
 
        6.407 ± 0.321
5.917 ± 0.343
 
        2.622 ± 0.211
8.326 ± 0.442
 
        2.297 ± 0.167
4.724 ± 0.187
       
        3.649 ± 0.296
7.736 ± 0.273
         
                
     
  
  
  
      
          
        Met
         
        Asn
 
        Gln
 
        Pro
         
        Arg
 
        Ser
 
        Thr
 
        Val
 
        Trp
 
        Tyr
  
       
     
    
                 
        2.356 ± 0.146
2.775 ± 0.204
 
        5.338 ± 0.195
3.484 ± 0.177
 
        7.435 ± 0.441
5.988 ± 0.276
 
        6.519 ± 0.309
7.588 ± 0.361
       
        2.35 ± 0.135
2.291 ± 0.172
         
                
     
  
  
  
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