Granulicella sibirica 
Average proteome isoelectric point is 6.61 
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 5287 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|A0A4Q0SYY0|A0A4Q0SYY0_9BACT Cell division protein FtsA OS=Granulicella sibirica OX=2479048 GN=ftsA PE=3 SV=1MM1 pKa = 7.22  ATVGLNFGSATSGTGFDD18 pKa = 3.26  VSTTVSSILAIQGAIEE34 pKa = 4.36  TPWKK38 pKa = 10.12  NQLATLQAQDD48 pKa = 3.65  TVLTTLGTDD57 pKa = 3.83  LSTLTTSIQSLTDD70 pKa = 3.03  ITGVLASKK78 pKa = 10.38  QGSSSNTNVVALASADD94 pKa = 3.41  ATATAGSHH102 pKa = 3.94  TVVVNSLATTASEE115 pKa = 4.16  YY116 pKa = 11.08  SDD118 pKa = 4.95  LVTDD122 pKa = 3.99  SSAVLSGSITIAGTTITIGSSNNTLASLAASINAADD158 pKa = 4.33  LGVNASVITDD168 pKa = 3.5  STGSRR173 pKa = 11.84  LSLVSSTGGSAGQSLISGISGSLTYY198 pKa = 7.78  TTTSNTTPATLDD210 pKa = 3.57  LNAGQTGVNASLTVDD225 pKa = 3.92  GVNISSATNTITGAIPGVTFQALATGSSQIAIANDD260 pKa = 3.2  NSSVEE265 pKa = 4.35  SAVSSFVTAYY275 pKa = 10.52  NAVIKK280 pKa = 10.12  DD281 pKa = 3.42  INGQEE286 pKa = 4.35  GNDD289 pKa = 3.35  ATGAAEE295 pKa = 4.19  PLYY298 pKa = 10.65  GSPTLATVQSQLQSALSGGGGSGSITSIAQLGLSVNNDD336 pKa = 2.72  GTLTLNNATLDD347 pKa = 3.69  TTLNTSYY354 pKa = 11.43  SDD356 pKa = 3.55  VAGFLQNSGSFGQTVSSALNNLGTQAPDD384 pKa = 3.14  GLVYY388 pKa = 10.79  LAQQQNTSEE397 pKa = 4.2  EE398 pKa = 4.06  ASLNASITKK407 pKa = 9.88  EE408 pKa = 3.94  DD409 pKa = 4.11  AVLATQKK416 pKa = 10.49  ISLTNEE422 pKa = 3.72  LNTANQILQSIPSQLNEE439 pKa = 3.61  INEE442 pKa = 4.29  IYY444 pKa = 10.65  SAVTGYY450 pKa = 11.22  NNQNGG455 pKa = 3.52  
 45.26 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  3.774 
IPC2_protein 3.528 
IPC_protein 3.528 
Toseland    3.3 
ProMoST     3.706 
Dawson      3.528 
Bjellqvist  3.694 
Wikipedia   3.49 
Rodwell     3.35 
Grimsley    3.223 
Solomon     3.516 
Lehninger   3.465 
Nozaki      3.656 
DTASelect   3.897 
Thurlkill   3.376 
EMBOSS      3.49 
Sillero     3.656 
Patrickios  0.896 
IPC_peptide 3.503 
IPC2_peptide  3.617 
IPC2.peptide.svr19  3.657 
 Protein with the highest isoelectric point: 
>tr|A0A4Q0T739|A0A4Q0T739_9BACT Histidine kinase OS=Granulicella sibirica OX=2479048 GN=GRAN_0796 PE=4 SV=1MM1 pKa = 8.0  PKK3 pKa = 9.02  RR4 pKa = 11.84  TFQPNRR10 pKa = 11.84  RR11 pKa = 11.84  HH12 pKa = 5.69  RR13 pKa = 11.84  AKK15 pKa = 9.55  THH17 pKa = 5.47  GFLTRR22 pKa = 11.84  MKK24 pKa = 9.03  TKK26 pKa = 10.57  AGAAVLSRR34 pKa = 11.84  RR35 pKa = 11.84  RR36 pKa = 11.84  AKK38 pKa = 10.19  GRR40 pKa = 11.84  HH41 pKa = 5.72  KK42 pKa = 10.29  IAVSAGFRR50 pKa = 11.84  DD51 pKa = 3.66  
 5.86 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  9.403 
IPC2_protein 10.862 
IPC_protein 12.442 
Toseland    12.618 
ProMoST     13.1 
Dawson      12.618 
Bjellqvist  12.603 
Wikipedia   13.086 
Rodwell     12.34 
Grimsley    12.647 
Solomon     13.1 
Lehninger   13.013 
Nozaki      12.618 
DTASelect   12.603 
Thurlkill   12.618 
EMBOSS      13.115 
Sillero     12.618 
Patrickios  12.076 
IPC_peptide 13.115 
IPC2_peptide  12.091 
IPC2.peptide.svr19  9.067 
 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
 
     
    
      
        5287 
0
5287 
1767618
37
4944
334.3
36.39
          
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
 
     
    
                 
        10.888 ± 0.04
0.829 ± 0.012
5.158 ± 0.028
5.346 ± 0.045
3.919 ± 0.02
8.172 ± 0.037
2.245 ± 0.017
4.978 ± 0.024
3.674 ± 0.031
9.93 ± 0.039
          
     
  
  
  
      
          
        Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
 
     
    
                 
        2.254 ± 0.021
3.268 ± 0.032
5.411 ± 0.028
3.689 ± 0.024
6.016 ± 0.045
6.505 ± 0.037
6.49 ± 0.068
7.249 ± 0.033
1.303 ± 0.015
2.675 ± 0.02
          
     
  
  
  
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