Wenzhou narna-like virus 5 
Average proteome isoelectric point is 8.63 
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|A0A1L3KIS9|A0A1L3KIS9_9VIRU Capsid protein OS=Wenzhou narna-like virus 5 OX=1923580 PE=3 SV=1MM1 pKa = 7.52  SPLEE5 pKa = 4.26  EE6 pKa = 4.47  KK7 pKa = 10.68  SSQKK11 pKa = 10.24  RR12 pKa = 11.84  IRR14 pKa = 11.84  IKK16 pKa = 7.7  THH18 pKa = 5.89  EE19 pKa = 4.26  FTSCGSTRR27 pKa = 11.84  SFDD30 pKa = 3.4  SGKK33 pKa = 10.19  SLRR36 pKa = 11.84  AFGSKK41 pKa = 9.79  GAASMSRR48 pKa = 11.84  AKK50 pKa = 10.76  CRR52 pKa = 11.84  DD53 pKa = 3.31  SEE55 pKa = 4.14  KK56 pKa = 11.09  SKK58 pKa = 10.78  ISVHH62 pKa = 4.16  TTILSVLNKK71 pKa = 9.69  VQTNNTEE78 pKa = 3.93  VNVILEE84 pKa = 4.16  SLLWPFVARR93 pKa = 11.84  RR94 pKa = 11.84  SQRR97 pKa = 11.84  SEE99 pKa = 3.57  MFSPKK104 pKa = 10.19  EE105 pKa = 3.7  FDD107 pKa = 3.5  RR108 pKa = 11.84  MVSSFKK114 pKa = 10.16  KK115 pKa = 9.0  TGEE118 pKa = 4.2  TILKK122 pKa = 9.71  YY123 pKa = 10.8  VSADD127 pKa = 3.0  NKK129 pKa = 8.15  EE130 pKa = 4.13  QKK132 pKa = 9.22  FCKK135 pKa = 9.88  YY136 pKa = 8.97  WLDD139 pKa = 3.64  YY140 pKa = 10.82  YY141 pKa = 10.55  MCLVFQDD148 pKa = 3.59  HH149 pKa = 5.79  QRR151 pKa = 11.84  PEE153 pKa = 3.93  KK154 pKa = 10.65  PEE156 pKa = 3.89  WLNSNLFSGWLKK168 pKa = 10.76  RR169 pKa = 11.84  FVCRR173 pKa = 11.84  AIAKK177 pKa = 9.97  DD178 pKa = 3.81  DD179 pKa = 3.4  VSFIYY184 pKa = 10.5  SLQKK188 pKa = 9.97  GSKK191 pKa = 9.4  RR192 pKa = 11.84  LWPRR196 pKa = 11.84  LSKK199 pKa = 10.52  QSEE202 pKa = 3.71  YY203 pKa = 11.16  DD204 pKa = 3.05  AYY206 pKa = 10.88  LKK208 pKa = 10.56  HH209 pKa = 6.79  ASRR212 pKa = 11.84  LSSFHH217 pKa = 6.72  GFLPDD222 pKa = 5.12  DD223 pKa = 4.37  LDD225 pKa = 4.11  EE226 pKa = 5.16  EE227 pKa = 4.54  ISRR230 pKa = 11.84  TSQEE234 pKa = 3.1  IFLPINSGKK243 pKa = 9.19  MEE245 pKa = 4.33  ASKK248 pKa = 11.03  YY249 pKa = 10.0  CPTGSGCLQATKK261 pKa = 11.05  NEE263 pKa = 3.97  FGALSLLPTHH273 pKa = 6.84  FEE275 pKa = 4.13  VSDD278 pKa = 4.98  DD279 pKa = 3.7  IPNASSLGKK288 pKa = 10.18  LRR290 pKa = 11.84  ALNHH294 pKa = 5.88  SFIKK298 pKa = 10.39  YY299 pKa = 9.12  RR300 pKa = 11.84  QEE302 pKa = 4.82  SYY304 pKa = 11.51  DD305 pKa = 3.48  QMLSKK310 pKa = 10.42  VHH312 pKa = 6.53  KK313 pKa = 9.88  SLVDD317 pKa = 3.31  AEE319 pKa = 5.1  SIFDD323 pKa = 4.04  LKK325 pKa = 10.74  CVAVAEE331 pKa = 4.21  PSKK334 pKa = 10.92  FRR336 pKa = 11.84  MITKK340 pKa = 10.3  GDD342 pKa = 3.54  GYY344 pKa = 10.75  LYY346 pKa = 10.12  TALQPLQGQMLDD358 pKa = 3.12  CWKK361 pKa = 10.1  KK362 pKa = 10.16  SKK364 pKa = 10.74  YY365 pKa = 9.31  STMLEE370 pKa = 3.59  QDD372 pKa = 3.27  FEE374 pKa = 4.52  KK375 pKa = 10.6  RR376 pKa = 11.84  IQTIDD381 pKa = 3.28  KK382 pKa = 9.36  NCRR385 pKa = 11.84  ILEE388 pKa = 4.22  FWCSVDD394 pKa = 4.11  YY395 pKa = 10.8  EE396 pKa = 4.32  AATDD400 pKa = 4.92  LIKK403 pKa = 10.9  KK404 pKa = 8.89  QATLTAIKK412 pKa = 10.14  EE413 pKa = 3.93  IDD415 pKa = 3.34  HH416 pKa = 6.79  KK417 pKa = 11.11  YY418 pKa = 10.96  SEE420 pKa = 4.45  LAFLALSASGQCQYY434 pKa = 10.76  PQLKK438 pKa = 9.55  GFPKK442 pKa = 10.09  IEE444 pKa = 5.8  DD445 pKa = 3.39  ITCIDD450 pKa = 4.06  SQLMGHH456 pKa = 6.95  PLSFPLLCTINLAVFRR472 pKa = 11.84  CALKK476 pKa = 10.42  RR477 pKa = 11.84  WVNDD481 pKa = 3.32  SPNSFEE487 pKa = 3.88  KK488 pKa = 10.36  RR489 pKa = 11.84  CRR491 pKa = 11.84  KK492 pKa = 8.9  EE493 pKa = 3.68  RR494 pKa = 11.84  AEE496 pKa = 3.94  LMYY499 pKa = 11.35  NNVLVNGDD507 pKa = 3.99  DD508 pKa = 3.69  MLFKK512 pKa = 10.75  CEE514 pKa = 3.63  RR515 pKa = 11.84  SFYY518 pKa = 10.52  EE519 pKa = 3.97  IFVKK523 pKa = 9.89  TALDD527 pKa = 3.89  CGLKK531 pKa = 9.55  MSQGKK536 pKa = 9.68  QYY538 pKa = 11.16  LSVDD542 pKa = 2.85  HH543 pKa = 6.92  CMINSLVFKK552 pKa = 10.69  RR553 pKa = 11.84  VGNLMRR559 pKa = 11.84  NQGYY563 pKa = 10.53  LNLKK567 pKa = 9.35  VISNEE572 pKa = 3.89  SLKK575 pKa = 11.21  DD576 pKa = 3.79  GVSLCLPTQISKK588 pKa = 9.16  TINEE592 pKa = 4.31  MCSLVPWACCIIPTVFKK609 pKa = 10.51  RR610 pKa = 11.84  WSSDD614 pKa = 3.11  LKK616 pKa = 10.98  FLNFSPNWFLPCHH629 pKa = 6.46  LGGFGVEE636 pKa = 3.75  RR637 pKa = 11.84  RR638 pKa = 11.84  FGSVFKK644 pKa = 9.85  LTRR647 pKa = 11.84  QQRR650 pKa = 11.84  KK651 pKa = 6.94  VCTMFVKK658 pKa = 10.62  NPEE661 pKa = 3.73  LSLYY665 pKa = 6.99  FTKK668 pKa = 10.7  GFSLDD673 pKa = 3.06  HH674 pKa = 6.44  FYY676 pKa = 11.29  KK677 pKa = 10.72  FKK679 pKa = 10.96  SQISGALSHH688 pKa = 6.95  PRR690 pKa = 11.84  FKK692 pKa = 10.73  QSYY695 pKa = 9.7  CPLNDD700 pKa = 4.02  NEE702 pKa = 5.01  CSDD705 pKa = 4.81  DD706 pKa = 3.43  PWLEE710 pKa = 4.26  RR711 pKa = 11.84  ISLIHH716 pKa = 6.54  RR717 pKa = 11.84  FSSFALRR724 pKa = 11.84  KK725 pKa = 10.21  NEE727 pKa = 3.91  VAKK730 pKa = 10.8  LRR732 pKa = 11.84  EE733 pKa = 4.16  FGKK736 pKa = 9.87  EE737 pKa = 3.56  LYY739 pKa = 10.14  RR740 pKa = 11.84  FRR742 pKa = 11.84  TMPRR746 pKa = 11.84  EE747 pKa = 3.95  KK748 pKa = 10.72  VDD750 pKa = 3.52  TLVHH754 pKa = 6.22  LKK756 pKa = 10.08  FVSIKK761 pKa = 10.91  GPICPPLPPLKK772 pKa = 10.55  LRR774 pKa = 11.84  TLNSHH779 pKa = 6.45  IEE781 pKa = 4.11  SSEE784 pKa = 4.0  FPP786 pKa = 3.72  
 90.53 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  8.492 
IPC2_protein 8.375 
IPC_protein 8.17 
Toseland    8.609 
ProMoST     8.814 
Dawson      9.151 
Bjellqvist  9.194 
Wikipedia   9.209 
Rodwell     9.341 
Grimsley    8.858 
Solomon     9.194 
Lehninger   9.165 
Nozaki      9.443 
DTASelect   9.004 
Thurlkill   9.136 
EMBOSS      9.326 
Sillero     9.355 
Patrickios  4.685 
IPC_peptide 9.18 
IPC2_peptide  7.995 
IPC2.peptide.svr19  7.795 
 Protein with the highest isoelectric point: 
>tr|A0A1L3KIS9|A0A1L3KIS9_9VIRU Capsid protein OS=Wenzhou narna-like virus 5 OX=1923580 PE=3 SV=1MM1 pKa = 7.35  YY2 pKa = 10.47  SPSQSLKK9 pKa = 10.86  HH10 pKa = 6.48  PILMIKK16 pKa = 9.8  SPKK19 pKa = 7.81  TANVPMKK26 pKa = 9.41  EE27 pKa = 3.87  AKK29 pKa = 9.2  PRR31 pKa = 11.84  RR32 pKa = 11.84  RR33 pKa = 11.84  RR34 pKa = 11.84  SRR36 pKa = 11.84  PKK38 pKa = 10.01  QPQQKK43 pKa = 9.5  LQTEE47 pKa = 4.48  INEE50 pKa = 4.2  MAPVSYY56 pKa = 10.95  ASTRR60 pKa = 11.84  SFRR63 pKa = 11.84  TDD65 pKa = 2.59  VLQSHH70 pKa = 6.91  KK71 pKa = 10.35  NVKK74 pKa = 9.92  SRR76 pKa = 11.84  EE77 pKa = 4.09  QISSITGSNSFLVGGTFHH95 pKa = 7.43  INPGLPEE102 pKa = 4.41  CFPYY106 pKa = 10.93  LSDD109 pKa = 3.41  IAKK112 pKa = 10.19  KK113 pKa = 8.75  FQQYY117 pKa = 9.22  RR118 pKa = 11.84  FKK120 pKa = 11.1  SLTFEE125 pKa = 4.65  FVTSTATTTTGNVILSPEE143 pKa = 4.26  YY144 pKa = 10.31  NPKK147 pKa = 9.89  EE148 pKa = 3.96  LPPATEE154 pKa = 3.84  QQATNTYY161 pKa = 8.96  GAVEE165 pKa = 4.3  SVCWRR170 pKa = 11.84  NSKK173 pKa = 10.31  VSFSPSGMFPLGPRR187 pKa = 11.84  KK188 pKa = 9.23  MIRR191 pKa = 11.84  SCLVPSDD198 pKa = 3.88  LQAYY202 pKa = 8.53  DD203 pKa = 3.29  AGQLFVCVTGQTGNPLIGKK222 pKa = 8.63  LWVSYY227 pKa = 10.92  DD228 pKa = 3.0  VDD230 pKa = 4.86  LYY232 pKa = 10.73  IPQNSLVQDD241 pKa = 3.82  YY242 pKa = 9.99  SPSSAAMFTIVSTALTSGVATLLTLTTVYY271 pKa = 11.12  DD272 pKa = 3.77  PFGFTNNGNTLSLLKK287 pKa = 10.4  GVYY290 pKa = 10.3  RR291 pKa = 11.84  MDD293 pKa = 3.45  ARR295 pKa = 11.84  FTVDD299 pKa = 3.1  GASVTNCLTQFSVGGVLSTTHH320 pKa = 6.57  TYY322 pKa = 10.33  VAGSPTLWTYY332 pKa = 10.95  FGTGLQMLIPSTEE345 pKa = 3.88  VQNFGISVASTFTGAANAGNGVLIINLVV373 pKa = 3.2  
 40.65 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  8.758 
IPC2_protein 8.756 
IPC_protein 8.668 
Toseland    9.136 
ProMoST     9.077 
Dawson      9.487 
Bjellqvist  9.341 
Wikipedia   9.692 
Rodwell     9.648 
Grimsley    9.575 
Solomon     9.545 
Lehninger   9.502 
Nozaki      9.385 
DTASelect   9.253 
Thurlkill   9.341 
EMBOSS      9.604 
Sillero     9.502 
Patrickios  4.355 
IPC_peptide 9.531 
IPC2_peptide  8.126 
IPC2.peptide.svr19  7.773 
 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
 
     
    
      
        2 
0
2 
1159
373
786
579.5
65.59
          
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
 
     
    
                 
        4.832 ± 0.594
2.847 ± 0.839
4.142 ± 0.814
4.918 ± 1.097
5.953 ± 0.479
5.091 ± 1.047
1.812 ± 0.412
4.659 ± 0.206
7.593 ± 1.691
10.009 ± 0.796
          
     
  
  
  
      
          
        Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
 
     
    
                 
        2.416 ± 0.002
4.314 ± 0.434
5.091 ± 0.898
4.228 ± 0.482
5.004 ± 0.697
10.699 ± 0.014
6.126 ± 2.412
5.695 ± 1.159
1.294 ± 0.273
3.279 ± 0.264
          
     
  
  
  
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