Escherichia phage SUSP1 
Average proteome isoelectric point is 6.43 
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 138 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|A0A0N9RSH0|A0A0N9RSH0_9CAUD Uncharacterized protein OS=Escherichia phage SUSP1 OX=1718606 PE=4 SV=1MM1 pKa = 7.47  KK2 pKa = 9.8  CFHH5 pKa = 6.61  GTTQEE10 pKa = 3.9  NFLNLINGGEE20 pKa = 4.22  KK21 pKa = 10.27  PSGAWNCSDD30 pKa = 3.88  MDD32 pKa = 3.81  GCFYY36 pKa = 11.02  VYY38 pKa = 10.04  PVNKK42 pKa = 10.0  FYY44 pKa = 11.07  DD45 pKa = 3.71  VEE47 pKa = 4.9  DD48 pKa = 5.1  LDD50 pKa = 5.52  DD51 pKa = 4.08  EE52 pKa = 4.78  QITSEE57 pKa = 4.47  GIRR60 pKa = 11.84  NALDD64 pKa = 3.43  SASITAAYY72 pKa = 9.41  QMKK75 pKa = 9.49  SQKK78 pKa = 10.0  IVILEE83 pKa = 3.9  LDD85 pKa = 3.49  IPEE88 pKa = 5.38  EE89 pKa = 4.2  DD90 pKa = 4.98  LQDD93 pKa = 3.74  DD94 pKa = 4.5  WSCEE98 pKa = 3.85  NMSDD102 pKa = 3.41  VASFTEE108 pKa = 4.31  YY109 pKa = 10.6  FDD111 pKa = 4.59  KK112 pKa = 11.09  EE113 pKa = 4.51  WIKK116 pKa = 10.8  KK117 pKa = 9.87  IYY119 pKa = 6.98  TTEE122 pKa = 3.99  FNGMYY127 pKa = 10.57  APFFVPNLNNRR138 pKa = 11.84  NLGYY142 pKa = 10.27  IPDD145 pKa = 3.95  EE146 pKa = 4.23  LRR148 pKa = 11.84  NIAAMIQRR156 pKa = 11.84  SDD158 pKa = 3.27  EE159 pKa = 4.15  MNNVYY164 pKa = 10.21  IDD166 pKa = 3.38  IFEE169 pKa = 4.3  TMQTYY174 pKa = 10.19  VSEE177 pKa = 4.26  TSISDD182 pKa = 3.46  LTAA185 pKa = 4.81  
 21.29 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  3.754 
IPC2_protein 3.961 
IPC_protein 3.935 
Toseland    3.732 
ProMoST     4.075 
Dawson      3.91 
Bjellqvist  4.062 
Wikipedia   3.821 
Rodwell     3.757 
Grimsley    3.643 
Solomon     3.897 
Lehninger   3.859 
Nozaki      4.024 
DTASelect   4.215 
Thurlkill   3.77 
EMBOSS      3.834 
Sillero     4.05 
Patrickios  1.138 
IPC_peptide 3.897 
IPC2_peptide  4.024 
IPC2.peptide.svr19  3.934 
 Protein with the highest isoelectric point: 
>tr|A0A0N7GFL1|A0A0N7GFL1_9CAUD Uncharacterized protein OS=Escherichia phage SUSP1 OX=1718606 PE=4 SV=1MM1 pKa = 7.83  GIFSNMKK8 pKa = 10.18  AGLLAALAKK17 pKa = 10.2  AAAIVSMTGKK27 pKa = 9.96  QVGVDD32 pKa = 3.75  ASAVAQVFASQIGQQPYY49 pKa = 8.63  IHH51 pKa = 6.6  VGRR54 pKa = 11.84  GKK56 pKa = 10.52  GGKK59 pKa = 8.68  KK60 pKa = 8.45  QAHH63 pKa = 5.92  RR64 pKa = 11.84  QTGAAAIKK72 pKa = 10.1  RR73 pKa = 11.84  AAKK76 pKa = 9.87  KK77 pKa = 9.93  ARR79 pKa = 11.84  NRR81 pKa = 11.84  KK82 pKa = 8.88  RR83 pKa = 11.84  SKK85 pKa = 10.72  
 8.82 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  9.209 
IPC2_protein 10.628 
IPC_protein 11.871 
Toseland    12.076 
ProMoST     12.501 
Dawson      12.091 
Bjellqvist  12.032 
Wikipedia   12.515 
Rodwell     12.164 
Grimsley    12.12 
Solomon     12.53 
Lehninger   12.442 
Nozaki      12.062 
DTASelect   12.032 
Thurlkill   12.062 
EMBOSS      12.559 
Sillero     12.076 
Patrickios  11.901 
IPC_peptide 12.53 
IPC2_peptide  11.491 
IPC2.peptide.svr19  8.885 
 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
 
     
    
      
        138 
0
138 
26755
29
899
193.9
21.89
          
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
 
     
    
                 
        7.307 ± 0.26
1.346 ± 0.107
6.227 ± 0.169
6.761 ± 0.203
4.302 ± 0.141
6.533 ± 0.209
1.996 ± 0.116
5.92 ± 0.137
7.842 ± 0.273
7.763 ± 0.166
          
     
  
  
  
      
          
        Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
 
     
    
                 
        2.994 ± 0.111
5.18 ± 0.144
2.968 ± 0.134
3.64 ± 0.144
4.298 ± 0.14
6.234 ± 0.192
6.32 ± 0.261
6.817 ± 0.159
1.174 ± 0.099
4.377 ± 0.143
          
     
  
  
  
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