Halonotius sp. F13-13 
Average proteome isoelectric point is 4.75 
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 2460 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|A0A3A6PSN4|A0A3A6PSN4_9EURY Uncharacterized protein OS=Halonotius sp. F13-13 OX=2216978 GN=DM826_12615 PE=4 SV=1MM1 pKa = 7.46  TISDD5 pKa = 3.67  RR6 pKa = 11.84  VVFDD10 pKa = 4.21  AEE12 pKa = 4.24  PLVAHH17 pKa = 7.24  ADD19 pKa = 3.81  DD20 pKa = 4.57  EE21 pKa = 5.0  PGSEE25 pKa = 4.22  VVEE28 pKa = 5.02  DD29 pKa = 3.94  YY30 pKa = 11.47  LDD32 pKa = 3.96  AVAADD37 pKa = 3.91  DD38 pKa = 3.71  TTGYY42 pKa = 10.45  VSYY45 pKa = 9.83  VTLTEE50 pKa = 3.51  VRR52 pKa = 11.84  YY53 pKa = 9.89  ILSQKK58 pKa = 9.24  YY59 pKa = 10.12  DD60 pKa = 3.1  RR61 pKa = 11.84  GTADD65 pKa = 5.12  EE66 pKa = 4.7  YY67 pKa = 11.07  IDD69 pKa = 3.58  WLTDD73 pKa = 3.49  LGIEE77 pKa = 4.14  PVGVADD83 pKa = 4.54  CWQGTADD90 pKa = 4.44  HH91 pKa = 6.37  VLSHH95 pKa = 6.42  NPALGDD101 pKa = 3.66  AFALATADD109 pKa = 4.28  HH110 pKa = 7.21  LDD112 pKa = 3.28  ATLLVGADD120 pKa = 3.96  DD121 pKa = 6.2  DD122 pKa = 4.64  YY123 pKa = 12.06  DD124 pKa = 4.16  AVDD127 pKa = 4.23  DD128 pKa = 4.23  VSITRR133 pKa = 11.84  FRR135 pKa = 11.84  NEE137 pKa = 3.42  AGG139 pKa = 3.28  
 15.06 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  3.69 
IPC2_protein 3.643 
IPC_protein 3.668 
Toseland    3.439 
ProMoST     3.859 
Dawson      3.681 
Bjellqvist  3.834 
Wikipedia   3.656 
Rodwell     3.49 
Grimsley    3.35 
Solomon     3.668 
Lehninger   3.63 
Nozaki      3.795 
DTASelect   4.088 
Thurlkill   3.503 
EMBOSS      3.656 
Sillero     3.795 
Patrickios  1.036 
IPC_peptide 3.656 
IPC2_peptide  3.77 
IPC2.peptide.svr19  3.73 
 Protein with the highest isoelectric point: 
>tr|A0A3A6PUN0|A0A3A6PUN0_9EURY Uncharacterized protein OS=Halonotius sp. F13-13 OX=2216978 GN=DM826_10195 PE=4 SV=1MM1 pKa = 7.22  VVGLVVTAFWAMLPAYY17 pKa = 9.57  VPNNAAVLAGGGRR30 pKa = 11.84  PIDD33 pKa = 4.31  GGRR36 pKa = 11.84  TWGDD40 pKa = 2.84  RR41 pKa = 11.84  RR42 pKa = 11.84  LLGDD46 pKa = 3.85  GKK48 pKa = 7.53  TWRR51 pKa = 11.84  GTAVGTLVGITLAAGLNVAAAPLGSAIGFSLPTFPPAGALGLAAGAMAGDD101 pKa = 4.12  IAASFVKK108 pKa = 10.14  RR109 pKa = 11.84  RR110 pKa = 11.84  SGRR113 pKa = 11.84  ARR115 pKa = 11.84  GAAFPGLDD123 pKa = 3.01  QLDD126 pKa = 4.07  FVVGAILFAFVLAPGWAQATFTLGVLAVIVVVTPVLHH163 pKa = 6.23  VGTNIIAYY171 pKa = 10.09  LIGAKK176 pKa = 10.04  NEE178 pKa = 3.87  PWW180 pKa = 3.37  
 18.18 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  9.324 
IPC2_protein 9.633 
IPC_protein 10.555 
Toseland    10.628 
ProMoST     10.379 
Dawson      10.745 
Bjellqvist  10.467 
Wikipedia   10.979 
Rodwell     10.862 
Grimsley    10.804 
Solomon     10.877 
Lehninger   10.847 
Nozaki      10.599 
DTASelect   10.467 
Thurlkill   10.643 
EMBOSS      11.038 
Sillero     10.672 
Patrickios  10.672 
IPC_peptide 10.891 
IPC2_peptide  9.311 
IPC2.peptide.svr19  8.669 
 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
 
     
    
      
        2460 
0
2460 
717023
10
1850
291.5
31.58
          
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
 
     
    
                 
        11.184 ± 0.077
0.7 ± 0.015
8.847 ± 0.07
8.205 ± 0.07
3.177 ± 0.033
8.082 ± 0.053
1.956 ± 0.025
4.901 ± 0.043
1.937 ± 0.033
8.84 ± 0.052
          
     
  
  
  
      
          
        Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
 
     
    
                 
        1.703 ± 0.022
2.472 ± 0.028
4.611 ± 0.033
2.921 ± 0.03
5.834 ± 0.039
5.549 ± 0.036
7.094 ± 0.042
8.352 ± 0.054
1.041 ± 0.018
2.595 ± 0.029
          
     
  
  
  
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