bacterium HR21 
Average proteome isoelectric point is 7.03 
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 1558 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|A0A2H5Y2I5|A0A2H5Y2I5_9BACT Thiol-disulfide oxidoreductase ResA OS=bacterium HR21 OX=2035416 GN=resA_5 PE=4 SV=1MM1 pKa = 7.33  FWTPEE6 pKa = 3.57  LAAWLEE12 pKa = 4.16  DD13 pKa = 4.07  APWPATKK20 pKa = 10.09  EE21 pKa = 4.02  VLLDD25 pKa = 3.38  YY26 pKa = 10.94  AEE28 pKa = 4.71  RR29 pKa = 11.84  SGAPLQVIEE38 pKa = 4.59  NLKK41 pKa = 10.11  EE42 pKa = 4.05  LPDD45 pKa = 5.25  DD46 pKa = 3.73  DD47 pKa = 4.5  TEE49 pKa = 4.68  YY50 pKa = 11.29  EE51 pKa = 4.49  GIEE54 pKa = 4.58  DD55 pKa = 4.63  IWPEE59 pKa = 3.57  WADD62 pKa = 3.65  FQLPDD67 pKa = 3.92  YY68 pKa = 10.83  LDD70 pKa = 3.86  EE71 pKa = 6.18  DD72 pKa = 3.92  EE73 pKa = 5.49  EE74 pKa = 4.33  EE75 pKa = 4.29  QEE77 pKa = 4.44  EE78 pKa = 4.78  YY79 pKa = 11.37  
 9.39 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  4.08 
IPC2_protein 3.376 
IPC_protein 3.3 
Toseland    3.121 
ProMoST     3.478 
Dawson      3.3 
Bjellqvist  3.465 
Wikipedia   3.223 
Rodwell     3.147 
Grimsley    3.045 
Solomon     3.249 
Lehninger   3.198 
Nozaki      3.439 
DTASelect   3.554 
Thurlkill   3.185 
EMBOSS      3.236 
Sillero     3.427 
Patrickios  1.685 
IPC_peptide 3.249 
IPC2_peptide  3.401 
IPC2.peptide.svr19  3.678 
 Protein with the highest isoelectric point: 
>tr|A0A2H5Y266|A0A2H5Y266_9BACT Uncharacterized protein OS=bacterium HR21 OX=2035416 GN=HRbin21_01341 PE=4 SV=1MM1 pKa = 7.37  EE2 pKa = 5.7  RR3 pKa = 11.84  SSNAISRR10 pKa = 11.84  RR11 pKa = 11.84  PMPGLCRR18 pKa = 11.84  HH19 pKa = 5.45  SCYY22 pKa = 10.43  LGLLIFLAGIVPLWGWCSRR41 pKa = 11.84  EE42 pKa = 4.11  DD43 pKa = 3.36  STAALSALRR52 pKa = 11.84  ARR54 pKa = 11.84  VQALVEE60 pKa = 3.93  QLQQRR65 pKa = 11.84  ARR67 pKa = 11.84  VGVLVSDD74 pKa = 3.92  VAGRR78 pKa = 11.84  RR79 pKa = 11.84  YY80 pKa = 9.75  FEE82 pKa = 5.09  HH83 pKa = 6.97  GAEE86 pKa = 4.0  QLLVPASVTKK96 pKa = 10.21  LFWSVAALAVLGDD109 pKa = 3.79  SAVIRR114 pKa = 11.84  TALYY118 pKa = 10.89  ADD120 pKa = 4.33  ALPRR124 pKa = 11.84  ADD126 pKa = 3.7  GTLSGNLYY134 pKa = 10.68  LVGGGDD140 pKa = 3.81  ALLTVQEE147 pKa = 4.52  LEE149 pKa = 4.03  EE150 pKa = 4.25  LAAQLVRR157 pKa = 11.84  RR158 pKa = 11.84  GVRR161 pKa = 11.84  RR162 pKa = 11.84  ITGAVLGDD170 pKa = 3.33  GTLFDD175 pKa = 4.13  GQRR178 pKa = 11.84  TRR180 pKa = 11.84  LQYY183 pKa = 11.04  SGDD186 pKa = 3.79  SDD188 pKa = 3.99  PVEE191 pKa = 4.31  PLPPITALGFNRR203 pKa = 11.84  NEE205 pKa = 3.62  VRR207 pKa = 11.84  VLVSATGRR215 pKa = 11.84  RR216 pKa = 11.84  VTAQTIPVSPGFVVDD231 pKa = 3.58  VSGVRR236 pKa = 11.84  IRR238 pKa = 11.84  KK239 pKa = 6.88  GARR242 pKa = 11.84  RR243 pKa = 11.84  GRR245 pKa = 11.84  QRR247 pKa = 11.84  VVLSARR253 pKa = 11.84  SVMRR257 pKa = 11.84  RR258 pKa = 11.84  GVQYY262 pKa = 10.37  IVVSGWIAARR272 pKa = 11.84  GTWSLGVPMEE282 pKa = 4.33  KK283 pKa = 10.28  PEE285 pKa = 4.0  VAAAATLVQRR295 pKa = 11.84  LRR297 pKa = 11.84  AAGIRR302 pKa = 11.84  VEE304 pKa = 4.35  GGFGEE309 pKa = 5.22  GKK311 pKa = 9.98  CPPGATLLGLWEE323 pKa = 4.55  RR324 pKa = 11.84  PLAEE328 pKa = 5.01  LLAAVNKK335 pKa = 10.48  EE336 pKa = 3.5  SDD338 pKa = 3.57  NFVAEE343 pKa = 4.52  HH344 pKa = 6.59  LFKK347 pKa = 11.32  LLGARR352 pKa = 11.84  AAGSGTHH359 pKa = 6.58  AEE361 pKa = 4.06  RR362 pKa = 11.84  ARR364 pKa = 11.84  RR365 pKa = 11.84  LLQALLSRR373 pKa = 11.84  WGIPCQGCALWDD385 pKa = 3.76  GSGLSRR391 pKa = 11.84  RR392 pKa = 11.84  NRR394 pKa = 11.84  VSAADD399 pKa = 3.49  VVGMLRR405 pKa = 11.84  AVFQLPIADD414 pKa = 3.92  ALCRR418 pKa = 11.84  SLSIAGVDD426 pKa = 3.54  GTLKK430 pKa = 10.28  QRR432 pKa = 11.84  LQQTQAQARR441 pKa = 11.84  VWAKK445 pKa = 10.11  TGTLRR450 pKa = 11.84  NASALAGYY458 pKa = 10.25  VLTADD463 pKa = 4.04  GDD465 pKa = 4.23  PLVFAILSFGVVSRR479 pKa = 11.84  AKK481 pKa = 10.46  ALEE484 pKa = 4.4  DD485 pKa = 3.62  SLVATLARR493 pKa = 11.84  FSFCGAGTQSRR504 pKa = 3.91  
 53.82 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  9.345 
IPC2_protein 9.502 
IPC_protein 10.584 
Toseland    10.628 
ProMoST     10.687 
Dawson      10.73 
Bjellqvist  10.54 
Wikipedia   11.023 
Rodwell     10.701 
Grimsley    10.789 
Solomon     10.935 
Lehninger   10.877 
Nozaki      10.657 
DTASelect   10.526 
Thurlkill   10.643 
EMBOSS      11.067 
Sillero     10.687 
Patrickios  10.365 
IPC_peptide 10.935 
IPC2_peptide  9.897 
IPC2.peptide.svr19  8.763 
 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
 
     
    
      
        1558 
0
1558 
581441
29
2214
373.2
41.58
          
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
 
     
    
                 
        10.005 ± 0.069
1.016 ± 0.019
3.84 ± 0.039
6.909 ± 0.075
3.747 ± 0.037
7.686 ± 0.069
2.211 ± 0.03
4.286 ± 0.043
1.818 ± 0.037
12.464 ± 0.083
          
     
  
  
  
      
          
        Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
 
     
    
                 
        1.541 ± 0.023
2.012 ± 0.036
6.08 ± 0.05
4.396 ± 0.047
8.913 ± 0.062
5.115 ± 0.046
5.129 ± 0.052
8.012 ± 0.061
1.89 ± 0.03
2.929 ± 0.038
          
     
  
  
  
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