Streptomyces phage FlowerPower 
Average proteome isoelectric point is 6.08 
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 66 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|A0A2U8UNH8|A0A2U8UNH8_9CAUD DnaB-like dsDNA helicase OS=Streptomyces phage FlowerPower OX=2182408 GN=59 PE=4 SV=1MM1 pKa = 7.2  STTISLFVQDD11 pKa = 3.75  QDD13 pKa = 4.49  GEE15 pKa = 4.36  HH16 pKa = 6.26  TEE18 pKa = 4.0  IDD20 pKa = 4.6  LDD22 pKa = 4.29  DD23 pKa = 3.57  VWIQSDD29 pKa = 4.23  VIDD32 pKa = 3.96  EE33 pKa = 4.37  EE34 pKa = 4.78  SFHH37 pKa = 6.34  GALVAKK43 pKa = 9.91  IATWALEE50 pKa = 4.16  RR51 pKa = 11.84  GSSFDD56 pKa = 5.03  DD57 pKa = 3.35  ISGLTVDD64 pKa = 5.04  DD65 pKa = 5.74  DD66 pKa = 4.17  EE67 pKa = 4.95  GQEE70 pKa = 4.3  LEE72 pKa = 4.03  IHH74 pKa = 6.31  NEE76 pKa = 3.81  TGEE79 pKa = 4.13  NRR81 pKa = 11.84  HH82 pKa = 4.77  SWILEE87 pKa = 4.01  VVQLYY92 pKa = 8.14  MWLNCDD98 pKa = 2.66  KK99 pKa = 10.67  HH100 pKa = 7.3  YY101 pKa = 11.44  CEE103 pKa = 5.9  DD104 pKa = 3.6  EE105 pKa = 5.22  AILARR110 pKa = 11.84  VDD112 pKa = 3.95  DD113 pKa = 5.27  IGWKK117 pKa = 9.56  WFDD120 pKa = 3.85  FDD122 pKa = 6.0  SDD124 pKa = 3.8  LQEE127 pKa = 5.76  AEE129 pKa = 4.62  DD130 pKa = 4.33  MYY132 pKa = 11.46  SQEE135 pKa = 3.9  FDD137 pKa = 3.03  GDD139 pKa = 3.67  YY140 pKa = 11.33  AEE142 pKa = 4.46  YY143 pKa = 10.62  ARR145 pKa = 11.84  EE146 pKa = 3.92  YY147 pKa = 10.32  MDD149 pKa = 3.9  GCGEE153 pKa = 4.27  SLSEE157 pKa = 3.78  WAEE160 pKa = 3.91  KK161 pKa = 10.58  YY162 pKa = 10.28  FDD164 pKa = 3.75  YY165 pKa = 11.33  EE166 pKa = 4.22  EE167 pKa = 4.52  YY168 pKa = 11.31  GEE170 pKa = 4.8  DD171 pKa = 4.73  LVDD174 pKa = 4.55  GYY176 pKa = 11.61  DD177 pKa = 3.31  RR178 pKa = 11.84  VSWGSRR184 pKa = 11.84  EE185 pKa = 3.92  FLFSQQ190 pKa = 4.23  
 22.21 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  3.715 
IPC2_protein 3.694 
IPC_protein 3.706 
Toseland    3.49 
ProMoST     3.859 
Dawson      3.694 
Bjellqvist  3.846 
Wikipedia   3.605 
Rodwell     3.528 
Grimsley    3.401 
Solomon     3.681 
Lehninger   3.643 
Nozaki      3.795 
DTASelect   4.012 
Thurlkill   3.541 
EMBOSS      3.617 
Sillero     3.821 
Patrickios  0.896 
IPC_peptide 3.681 
IPC2_peptide  3.808 
IPC2.peptide.svr19  3.746 
 Protein with the highest isoelectric point: 
>tr|A0A2U8UP16|A0A2U8UP16_9CAUD Uncharacterized protein OS=Streptomyces phage FlowerPower OX=2182408 GN=85 PE=4 SV=1MM1 pKa = 7.48  IAFDD5 pKa = 4.23  EE6 pKa = 4.7  TFMSAGDD13 pKa = 3.67  PMVTTRR19 pKa = 11.84  IPGFGSGNRR28 pKa = 11.84  TPQTSRR34 pKa = 11.84  VHH36 pKa = 5.36  VSRR39 pKa = 11.84  AKK41 pKa = 10.33  GVKK44 pKa = 8.97  QGKK47 pKa = 8.36  PVTKK51 pKa = 10.12  GLARR55 pKa = 11.84  SAVAVVRR62 pKa = 11.84  VNPRR66 pKa = 11.84  KK67 pKa = 9.95  FEE69 pKa = 3.79  IRR71 pKa = 11.84  VKK73 pKa = 10.7  GSRR76 pKa = 11.84  ALLGFVTKK84 pKa = 10.75  VKK86 pKa = 10.57  GAGGKK91 pKa = 9.93  AYY93 pKa = 9.82  AYY95 pKa = 10.29  QCLLPNTDD103 pKa = 3.44  AKK105 pKa = 9.4  VHH107 pKa = 6.34  KK108 pKa = 10.57  GFATQKK114 pKa = 8.84  EE115 pKa = 4.44  AVARR119 pKa = 11.84  MLEE122 pKa = 4.12  KK123 pKa = 10.82  CC124 pKa = 4.05  
 13.34 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  9.293 
IPC2_protein 9.809 
IPC_protein 10.306 
Toseland    11.008 
ProMoST     10.599 
Dawson      11.052 
Bjellqvist  10.716 
Wikipedia   11.228 
Rodwell     11.462 
Grimsley    11.082 
Solomon     11.169 
Lehninger   11.155 
Nozaki      10.979 
DTASelect   10.701 
Thurlkill   10.979 
EMBOSS      11.389 
Sillero     10.994 
Patrickios  11.199 
IPC_peptide 11.184 
IPC2_peptide  9.516 
IPC2.peptide.svr19  8.681 
 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
 
     
    
      
        66 
0
66 
13333
40
1635
202.0
22.19
          
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
 
     
    
                 
        9.998 ± 0.357
0.683 ± 0.151
6.548 ± 0.29
5.61 ± 0.317
3.135 ± 0.168
8.445 ± 0.305
1.583 ± 0.156
4.2 ± 0.22
5.738 ± 0.329
7.425 ± 0.211
          
     
  
  
  
      
          
        Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
 
     
    
                 
        2.715 ± 0.205
4.088 ± 0.264
4.425 ± 0.242
4.455 ± 0.308
4.95 ± 0.291
6.428 ± 0.28
7.013 ± 0.402
7.005 ± 0.359
1.74 ± 0.12
3.818 ± 0.207
          
     
  
  
  
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