Blackbird associated gemycircularvirus 1 
Average proteome isoelectric point is 7.55 
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 2 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|T1YSH3|T1YSH3_9VIRU Replication associated protein OS=Blackbird associated gemycircularvirus 1 OX=1985371 PE=3 SV=1 
MM1 pKa = 7.78  PPKK4 pKa = 10.2  QKK6 pKa = 10.32  PPYY9 pKa = 10.25  ANFRR13 pKa = 11.84  YY14 pKa = 10.22  ALLTYY19 pKa = 8.84  AQCGDD24 pKa = 3.48  LDD26 pKa = 3.38  AWAVNDD32 pKa = 3.52  HH33 pKa = 6.0  MAFLGAEE40 pKa = 4.26  CIIGRR45 pKa = 11.84  EE46 pKa = 4.02  LHH48 pKa = 6.83  ADD50 pKa = 3.72  GGTHH54 pKa = 6.27  LHH56 pKa = 6.45  AFVDD60 pKa = 5.06  FSRR63 pKa = 11.84  RR64 pKa = 11.84  FRR66 pKa = 11.84  SRR68 pKa = 11.84  RR69 pKa = 11.84  SDD71 pKa = 3.3  VFDD74 pKa = 3.2  VGGRR78 pKa = 11.84  HH79 pKa = 6.27  PNLVPSYY86 pKa = 9.53  GSPEE90 pKa = 3.9  GGFDD94 pKa = 3.65  YY95 pKa = 10.76  AIKK98 pKa = 10.93  DD99 pKa = 3.51  GDD101 pKa = 4.03  VVAGGLSRR109 pKa = 11.84  PSGRR113 pKa = 11.84  GVYY116 pKa = 10.06  EE117 pKa = 4.89  DD118 pKa = 3.53  VSSWSIVVGQKK129 pKa = 10.15  SEE131 pKa = 3.99  GDD133 pKa = 3.08  FWEE136 pKa = 4.99  CVARR140 pKa = 11.84  LDD142 pKa = 5.07  PRR144 pKa = 11.84  SLCTNYY150 pKa = 10.59  NSLRR154 pKa = 11.84  AYY156 pKa = 10.45  ANWKK160 pKa = 8.61  YY161 pKa = 10.96  KK162 pKa = 9.6  PVPVRR167 pKa = 11.84  YY168 pKa = 7.77  EE169 pKa = 3.82  HH170 pKa = 6.55  PAGVEE175 pKa = 4.15  FEE177 pKa = 4.61  LGMVPEE183 pKa = 4.27  LAVWRR188 pKa = 11.84  EE189 pKa = 3.5  IALGANRR196 pKa = 11.84  EE197 pKa = 3.94  RR198 pKa = 11.84  GILVIYY204 pKa = 10.51  GDD206 pKa = 3.62  TRR208 pKa = 11.84  LGKK211 pKa = 7.48  TLWSRR216 pKa = 11.84  SLGNHH221 pKa = 7.07  IYY223 pKa = 10.38  TIGQMSGEE231 pKa = 4.29  VILRR235 pKa = 11.84  DD236 pKa = 3.59  QADD239 pKa = 3.15  AEE241 pKa = 4.52  YY242 pKa = 11.0  AVFDD246 pKa = 4.31  DD247 pKa = 3.99  MRR249 pKa = 11.84  GGLEE253 pKa = 4.55  FFHH256 pKa = 6.92  GWKK259 pKa = 9.78  EE260 pKa = 3.78  WFGCQNVVTVKK271 pKa = 10.58  KK272 pKa = 10.3  LYY274 pKa = 10.03  KK275 pKa = 10.65  DD276 pKa = 3.6  PVQMPWGRR284 pKa = 11.84  PVIWLANRR292 pKa = 11.84  DD293 pKa = 3.65  PRR295 pKa = 11.84  EE296 pKa = 3.9  EE297 pKa = 4.06  LRR299 pKa = 11.84  DD300 pKa = 3.3  GVTQHH305 pKa = 6.08  TSMGKK310 pKa = 8.58  QAAIEE315 pKa = 4.34  GDD317 pKa = 3.96  IKK319 pKa = 10.76  WLDD322 pKa = 3.56  GNCIFVEE329 pKa = 4.06  LDD331 pKa = 3.07  HH332 pKa = 7.33  AIFRR336 pKa = 11.84  ASTT339 pKa = 3.17   
 Molecular weight: 38.22 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  5.784 
IPC2_protein 5.753 
IPC_protein 5.804 
Toseland    6.198 
ProMoST     6.148 
Dawson      6.071 
Bjellqvist  6.084 
Wikipedia   6.084 
Rodwell     6.059 
Grimsley    6.351 
Solomon     6.084 
Lehninger   6.071 
Nozaki      6.338 
DTASelect   6.532 
Thurlkill   6.547 
EMBOSS      6.517 
Sillero     6.453 
Patrickios  4.101 
IPC_peptide 6.097 
IPC2_peptide  6.44 
IPC2.peptide.svr19  6.371 
 Protein with the highest isoelectric point: 
>tr|T1YSH3|T1YSH3_9VIRU Replication associated protein OS=Blackbird associated gemycircularvirus 1 OX=1985371 PE=3 SV=1 
MM1 pKa = 7.29  VYY3 pKa = 9.92  RR4 pKa = 11.84  RR5 pKa = 11.84  KK6 pKa = 10.25  SSSSRR11 pKa = 11.84  ARR13 pKa = 11.84  KK14 pKa = 9.05  PIGRR18 pKa = 11.84  TGRR21 pKa = 11.84  RR22 pKa = 11.84  GGTRR26 pKa = 11.84  RR27 pKa = 11.84  RR28 pKa = 11.84  YY29 pKa = 5.73  PTRR32 pKa = 11.84  KK33 pKa = 7.68  RR34 pKa = 11.84  TYY36 pKa = 8.85  RR37 pKa = 11.84  KK38 pKa = 9.74  NRR40 pKa = 11.84  ALPKK44 pKa = 10.22  KK45 pKa = 10.23  RR46 pKa = 11.84  ILNLTSRR53 pKa = 11.84  KK54 pKa = 9.17  KK55 pKa = 10.48  RR56 pKa = 11.84  NGMLTWTNTSSEE68 pKa = 4.29  NGGSVTPGIGSLVVNARR85 pKa = 11.84  DD86 pKa = 3.49  GLEE89 pKa = 4.28  MIFCPHH95 pKa = 5.92  RR96 pKa = 11.84  HH97 pKa = 5.38  GSVFSSGTSTVAQVPLRR114 pKa = 11.84  TATSCYY120 pKa = 9.21  MRR122 pKa = 11.84  GFAEE126 pKa = 4.51  NIRR129 pKa = 11.84  IQSSSGIPWFHH140 pKa = 6.58  RR141 pKa = 11.84  RR142 pKa = 11.84  ICFTHH147 pKa = 7.16  KK148 pKa = 10.15  GDD150 pKa = 3.78  APFRR154 pKa = 11.84  EE155 pKa = 4.7  LAAGDD160 pKa = 3.92  TPVNTFSPLVEE171 pKa = 4.46  TSNGMQRR178 pKa = 11.84  LAFNLTINAQANTRR192 pKa = 11.84  NAMKK196 pKa = 10.57  NYY198 pKa = 9.54  LFKK201 pKa = 10.87  GAQGRR206 pKa = 11.84  DD207 pKa = 3.08  WNNLIVAPVDD217 pKa = 3.45  TSRR220 pKa = 11.84  VTLKK224 pKa = 10.48  FDD226 pKa = 3.35  KK227 pKa = 10.06  TWTYY231 pKa = 11.33  RR232 pKa = 11.84  SGNANGMVKK241 pKa = 8.37  EE242 pKa = 4.53  TKK244 pKa = 9.96  LFHH247 pKa = 6.9  PMNQTLVYY255 pKa = 10.75  DD256 pKa = 4.32  DD257 pKa = 5.56  DD258 pKa = 4.69  EE259 pKa = 6.53  NGDD262 pKa = 3.86  IEE264 pKa = 4.22  QDD266 pKa = 3.09  SYY268 pKa = 12.19  YY269 pKa = 11.16  SVASKK274 pKa = 11.13  AGMGDD279 pKa = 4.03  YY280 pKa = 11.09  YY281 pKa = 11.69  VMDD284 pKa = 5.39  FIQPGLGGSVTDD296 pKa = 4.35  LLAMHH301 pKa = 7.04  FNSTMYY307 pKa = 8.7  WHH309 pKa = 6.77  EE310 pKa = 3.98  RR311 pKa = 3.42   
 Molecular weight: 35.09 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  9.325 
IPC2_protein 9.736 
IPC_protein 10.452 
Toseland    10.496 
ProMoST     10.277 
Dawson      10.643 
Bjellqvist  10.35 
Wikipedia   10.847 
Rodwell     10.906 
Grimsley    10.716 
Solomon     10.716 
Lehninger   10.672 
Nozaki      10.482 
DTASelect   10.35 
Thurlkill   10.526 
EMBOSS      10.906 
Sillero     10.57 
Patrickios  10.57 
IPC_peptide 10.716 
IPC2_peptide  9.268 
IPC2.peptide.svr19  8.608 
  
 
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 ESI  
     
   
 
  
    ChTry ESI  
     
   
 
  
    ArgC ESI  
     
   
 
  
    LysN ESI  
     
   
 
  
    TryLysC ESI  
     
   
 
  
    Try MALDI  
     
   
 
  
    ChTry MALDI  
     
   
 
  
    ArgC MALDI  
     
   
 
  
    LysN MALDI  
     
   
 
  
    TryLysC MALDI  
     
   
 
  
    Try LTQ  
     
   
 
  
    ChTry LTQ  
     
   
 
  
    ArgC LTQ  
     
   
 
  
    LysN LTQ  
     
   
 
  
    TryLysC LTQ  
     
   
 
  
    Try MSlow  
     
   
 
  
    ChTry MSlow  
     
   
 
  
    ArgC MSlow  
     
   
 
  
    LysN MSlow  
     
   
 
  
    TryLysC MSlow  
     
   
 
  
    Try MShigh  
     
   
 
  
    ChTry MShigh  
     
   
 
  
    ArgC MShigh  
     
   
 
  
    LysN MShigh  
     
   
 
  
    TryLysC MShigh  
     
   
   
  
                       
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
 
       
     
    
      
        2 
 
        
        0
 
        
        2 
         
        650
 
        311
 
        339
 
        325.0
 
        36.66
 
                
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
 
        Cys
 
        Asp
 
        Glu
 
        Phe
 
        Gly
 
        His
 
        Ile
 
        Lys
 
        Leu
 
       
     
    
                 
        6.923 ± 0.557
1.385 ± 0.288
 
        5.846 ± 0.92
4.462 ± 1.073
 
        4.308 ± 0.087
9.538 ± 0.587
 
        2.615 ± 0.25
4.154 ± 0.202
       
        4.462 ± 0.468
6.769 ± 0.452
         
                
     
  
  
  
      
          
        Met
         
        Asn
 
        Gln
 
        Pro
         
        Arg
 
        Ser
 
        Thr
 
        Val
 
        Trp
 
        Tyr
  
       
     
    
                 
        2.923 ± 0.64
4.923 ± 1.252
 
        4.615 ± 0.298
2.615 ± 0.029
 
        8.769 ± 0.821
6.769 ± 1.089
 
        5.692 ± 2.047
6.769 ± 0.892
       
        2.462 ± 0.585
4.0 ± 0.097
         
                
     
  
  
  
Note:  For amino acid frequency statistics the error has been estimated with the bootstraping (x100) at the protein level 
Most of the basic statistics you can see at this page can be downloaded from this CSV file  
For dipeptide frequency statistics click here