Brevibacillus centrosporus 
Average proteome isoelectric point is 6.35 
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 5729 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|A0A1I3RMG7|A0A1I3RMG7_9BACL Putative MFS transporter  AGZA family  xanthine/uracil permease OS=Brevibacillus centrosporus OX=54910 GN=SAMN05518846_103456 PE=3 SV=1 
MM1 pKa = 7.47  WLGGFSEE8 pKa = 4.72  NVLEE12 pKa = 6.06  DD13 pKa = 3.59  FDD15 pKa = 4.12  YY16 pKa = 10.98  WEE18 pKa = 4.72  SSTIDD23 pKa = 3.55  TYY25 pKa = 11.98  NLDD28 pKa = 4.68  DD29 pKa = 3.63  EE30 pKa = 4.77  TANARR35 pKa = 11.84  LVFEE39 pKa = 4.14  NQVNNEE45 pKa = 3.84  IGSDD49 pKa = 3.8  FNFWRR54 pKa = 11.84  VNSSGDD60 pKa = 3.24  AEE62 pKa = 4.08  LRR64 pKa = 11.84  YY65 pKa = 9.63  YY66 pKa = 11.06  ANDD69 pKa = 3.74  YY70 pKa = 9.6  TDD72 pKa = 3.59  DD73 pKa = 3.87  WYY75 pKa = 11.29  GLMTPYY81 pKa = 10.51  KK82 pKa = 10.18  INSSDD87 pKa = 3.57  NYY89 pKa = 10.86  VEE91 pKa = 4.33  AQYY94 pKa = 11.59  GDD96 pKa = 2.93  QWDD99 pKa = 3.71  RR100 pKa = 11.84  AKK102 pKa = 10.61  IQLNYY107 pKa = 10.78  EE108 pKa = 4.04  LMDD111 pKa = 4.28  NDD113 pKa = 4.49  GMTAANRR120 pKa = 11.84  DD121 pKa = 3.27  WTVLHH126 pKa = 5.79  EE127 pKa = 4.44  TGHH130 pKa = 5.48  VFSLKK135 pKa = 10.44  HH136 pKa = 5.71  NPEE139 pKa = 4.46  ADD141 pKa = 3.22  SVMRR145 pKa = 11.84  TVEE148 pKa = 3.84  TSFWGNPIFFDD159 pKa = 3.71  YY160 pKa = 11.53  DD161 pKa = 3.31  EE162 pKa = 4.54  FTQLDD167 pKa = 4.93  LDD169 pKa = 4.06  NLDD172 pKa = 3.12  YY173 pKa = 10.87  RR174 pKa = 11.84  YY175 pKa = 10.84   
 Molecular weight: 20.69 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  3.721 
IPC2_protein 3.821 
IPC_protein 3.821 
Toseland    3.605 
ProMoST     3.986 
Dawson      3.821 
Bjellqvist  3.973 
Wikipedia   3.757 
Rodwell     3.643 
Grimsley    3.516 
Solomon     3.808 
Lehninger   3.77 
Nozaki      3.935 
DTASelect   4.177 
Thurlkill   3.656 
EMBOSS      3.77 
Sillero     3.948 
Patrickios  0.846 
IPC_peptide 3.808 
IPC2_peptide  3.923 
IPC2.peptide.svr19  3.841 
 Protein with the highest isoelectric point: 
>tr|A0A1I3WPZ8|A0A1I3WPZ8_9BACL Cell shape-determining protein MreC OS=Brevibacillus centrosporus OX=54910 GN=SAMN05518846_108252 PE=3 SV=1 
MM1 pKa = 7.18  VVRR4 pKa = 11.84  SLLRR8 pKa = 11.84  VLATSGIVAIIGYY21 pKa = 10.13  LMAPRR26 pKa = 11.84  RR27 pKa = 11.84  RR28 pKa = 11.84  SRR30 pKa = 11.84  FAFKK34 pKa = 9.74  WNRR37 pKa = 11.84  MPFSMRR43 pKa = 11.84  DD44 pKa = 3.42  MQRR47 pKa = 11.84  MMKK50 pKa = 9.74  TGRR53 pKa = 11.84  KK54 pKa = 9.13  LMRR57 pKa = 11.84  AVARR61 pKa = 4.2   
 Molecular weight: 7.22 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  9.348 
IPC2_protein 10.891 
IPC_protein 12.325 
Toseland    12.486 
ProMoST     12.983 
Dawson      12.486 
Bjellqvist  12.486 
Wikipedia   12.954 
Rodwell     12.106 
Grimsley    12.53 
Solomon     12.983 
Lehninger   12.881 
Nozaki      12.486 
DTASelect   12.486 
Thurlkill   12.486 
EMBOSS      12.983 
Sillero     12.486 
Patrickios  11.842 
IPC_peptide 12.983 
IPC2_peptide  11.974 
IPC2.peptide.svr19  9.113 
  
 
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
 
       
     
    
      
        5729 
 
        
        0
 
        
        5729 
         
        1701798
 
        25
 
        1997
 
        297.0
 
        33.06
 
                
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
 
        Cys
 
        Asp
 
        Glu
 
        Phe
 
        Gly
 
        His
 
        Ile
 
        Lys
 
        Leu
 
       
     
    
                 
        8.452 ± 0.036
0.794 ± 0.008
 
        4.839 ± 0.026
6.973 ± 0.037
 
        4.115 ± 0.026
7.358 ± 0.032
 
        2.173 ± 0.015
6.588 ± 0.028
       
        5.435 ± 0.032
10.243 ± 0.041
         
                
     
  
  
  
      
          
        Met
         
        Asn
 
        Gln
 
        Pro
         
        Arg
 
        Ser
 
        Thr
 
        Val
 
        Trp
 
        Tyr
  
       
     
    
                 
        2.917 ± 0.013
3.337 ± 0.019
 
        4.138 ± 0.024
4.227 ± 0.024
 
        5.05 ± 0.026
5.978 ± 0.023
 
        5.436 ± 0.023
7.571 ± 0.025
       
        1.201 ± 0.014
3.174 ± 0.02
         
                
     
  
  
  
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