Chryseobacterium sp. Leaf180 
Average proteome isoelectric point is 6.74 
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 3021 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|A0A0Q5QNR1|A0A0Q5QNR1_9FLAO Uncharacterized protein OS=Chryseobacterium sp. Leaf180 OX=1736289 GN=ASG01_06475 PE=4 SV=1 
MM1 pKa = 7.57  KK2 pKa = 10.54  GILKK6 pKa = 9.77  IYY8 pKa = 10.07  HH9 pKa = 6.63  PEE11 pKa = 3.61  EE12 pKa = 3.72  TLKK15 pKa = 11.2  YY16 pKa = 9.63  NIKK19 pKa = 8.74  NTYY22 pKa = 9.23  CKK24 pKa = 10.18  AVYY27 pKa = 10.47  SNQQHH32 pKa = 5.37  FLEE35 pKa = 4.81  VEE37 pKa = 4.4  VITDD41 pKa = 3.44  EE42 pKa = 4.9  SLDD45 pKa = 3.87  HH46 pKa = 7.49  VDD48 pKa = 6.01  DD49 pKa = 6.88  DD50 pKa = 4.44  SLQYY54 pKa = 10.88  NYY56 pKa = 9.76  PQLAFKK62 pKa = 10.43  IYY64 pKa = 10.13  DD65 pKa = 3.56  FPIEE69 pKa = 4.02  SDD71 pKa = 3.68  EE72 pKa = 4.74  ISGKK76 pKa = 8.57  TINVDD81 pKa = 3.4  DD82 pKa = 4.56  TVDD85 pKa = 3.8  EE86 pKa = 5.12  IYY88 pKa = 10.73  TEE90 pKa = 4.32  ADD92 pKa = 4.11  LYY94 pKa = 11.42  CDD96 pKa = 4.82  DD97 pKa = 5.45  DD98 pKa = 4.3  AVLYY102 pKa = 10.56  GSEE105 pKa = 5.39  LIFSDD110 pKa = 5.54  DD111 pKa = 3.59  EE112 pKa = 4.32  QGDD115 pKa = 3.88  LQVIWKK121 pKa = 10.46  GEE123 pKa = 3.53  IDD125 pKa = 3.83  DD126 pKa = 4.73  FYY128 pKa = 11.11  TRR130 pKa = 11.84  SDD132 pKa = 3.38  TPLPFRR138 pKa = 11.84  LKK140 pKa = 10.74  CSLKK144 pKa = 10.1  PDD146 pKa = 4.24  EE147 pKa = 4.52  ILIDD151 pKa = 3.81  EE152 pKa = 4.45  EE153 pKa = 4.35   
 Molecular weight: 17.84 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  3.727 
IPC2_protein 3.91 
IPC_protein 3.91 
Toseland    3.694 
ProMoST     4.037 
Dawson      3.897 
Bjellqvist  4.075 
Wikipedia   3.821 
Rodwell     3.732 
Grimsley    3.605 
Solomon     3.884 
Lehninger   3.846 
Nozaki      3.999 
DTASelect   4.24 
Thurlkill   3.745 
EMBOSS      3.834 
Sillero     4.024 
Patrickios  1.189 
IPC_peptide 3.884 
IPC2_peptide  4.012 
IPC2.peptide.svr19  3.917 
 Protein with the highest isoelectric point: 
>tr|A0A0Q5QJF5|A0A0Q5QJF5_9FLAO NodB homology domain-containing protein OS=Chryseobacterium sp. Leaf180 OX=1736289 GN=ASG01_08345 PE=4 SV=1 
MM1 pKa = 7.49  SIVHH5 pKa = 6.6  KK6 pKa = 10.17  IGRR9 pKa = 11.84  RR10 pKa = 11.84  KK11 pKa = 7.17  TAVARR16 pKa = 11.84  VYY18 pKa = 10.3  VKK20 pKa = 10.5  PGTGNITVNRR30 pKa = 11.84  KK31 pKa = 8.29  DD32 pKa = 3.26  AKK34 pKa = 10.76  VYY36 pKa = 10.16  FSTDD40 pKa = 2.78  VMVYY44 pKa = 10.08  KK45 pKa = 10.68  VNQPFILTEE54 pKa = 3.95  TVGQYY59 pKa = 11.19  DD60 pKa = 3.33  VTVNVFGGGNTGQAEE75 pKa = 4.25  AVRR78 pKa = 11.84  LGISRR83 pKa = 11.84  ALCEE87 pKa = 3.88  INAEE91 pKa = 4.0  YY92 pKa = 10.77  RR93 pKa = 11.84  LLLKK97 pKa = 10.65  PEE99 pKa = 4.27  GLLTRR104 pKa = 11.84  DD105 pKa = 2.83  ARR107 pKa = 11.84  MVEE110 pKa = 4.26  RR111 pKa = 11.84  KK112 pKa = 9.98  KK113 pKa = 10.51  PGQKK117 pKa = 9.6  KK118 pKa = 9.13  ARR120 pKa = 11.84  KK121 pKa = 8.69  RR122 pKa = 11.84  FQFSKK127 pKa = 10.78  RR128 pKa = 3.42   
 Molecular weight: 14.45 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  9.303 
IPC2_protein 9.823 
IPC_protein 10.365 
Toseland    10.745 
ProMoST     10.482 
Dawson      10.847 
Bjellqvist  10.496 
Wikipedia   11.008 
Rodwell     11.242 
Grimsley    10.877 
Solomon     10.921 
Lehninger   10.891 
Nozaki      10.716 
DTASelect   10.496 
Thurlkill   10.73 
EMBOSS      11.14 
Sillero     10.76 
Patrickios  10.965 
IPC_peptide 10.921 
IPC2_peptide  9.209 
IPC2.peptide.svr19  8.639 
  
 
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
 
       
     
    
      
        3021 
 
        
        0
 
        
        3021 
         
        980680
 
        55
 
        3488
 
        324.6
 
        36.67
 
                
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
 
        Cys
 
        Asp
 
        Glu
 
        Phe
 
        Gly
 
        His
 
        Ile
 
        Lys
 
        Leu
 
       
     
    
                 
        6.519 ± 0.043
0.746 ± 0.014
 
        5.448 ± 0.036
6.535 ± 0.058
 
        5.598 ± 0.033
6.292 ± 0.045
 
        1.649 ± 0.021
7.733 ± 0.043
       
        8.148 ± 0.061
8.924 ± 0.045
         
                
     
  
  
  
      
          
        Met
         
        Asn
 
        Gln
 
        Pro
         
        Arg
 
        Ser
 
        Thr
 
        Val
 
        Trp
 
        Tyr
  
       
     
    
                 
        2.382 ± 0.022
6.217 ± 0.044
 
        3.43 ± 0.027
3.504 ± 0.025
 
        3.463 ± 0.031
6.669 ± 0.04
 
        5.638 ± 0.059
6.086 ± 0.032
       
        1.004 ± 0.015
4.011 ± 0.033
         
                
     
  
  
  
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