Methanocorpusculum labreanum (strain ATCC 43576 / DSM 4855 / Z) 
Average proteome isoelectric point is 5.91 
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 1739 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: 
>sp|A2STJ3|RNP4_METLZ Ribonuclease P protein component 4 OS=Methanocorpusculum labreanum (strain ATCC 43576 / DSM 4855 / Z) OX=410358 GN=rnp4 PE=3 SV=1MM1 pKa = 7.6  ISNGVVQKK9 pKa = 9.24  TLILGGILLLLITAMIVPVSASSEE33 pKa = 4.2  NYY35 pKa = 9.96  LVFYY39 pKa = 10.18  MVGSDD44 pKa = 3.7  LEE46 pKa = 4.38  SGEE49 pKa = 4.47  DD50 pKa = 3.51  HH51 pKa = 6.64  LASMNLNDD59 pKa = 5.33  LVNNLDD65 pKa = 4.05  PEE67 pKa = 4.18  ITDD70 pKa = 3.17  ILVIYY75 pKa = 10.23  GGADD79 pKa = 3.0  QTGWDD84 pKa = 3.75  NGLSITNLDD93 pKa = 4.16  LLKK96 pKa = 10.51  KK97 pKa = 10.14  DD98 pKa = 4.15  LEE100 pKa = 4.65  DD101 pKa = 5.18  GIVGSDD107 pKa = 4.3  EE108 pKa = 5.34  DD109 pKa = 4.07  PQTPTEE115 pKa = 4.07  YY116 pKa = 11.09  VLIRR120 pKa = 11.84  ISDD123 pKa = 3.67  VDD125 pKa = 3.35  ISSPGALSEE134 pKa = 3.99  GLQYY138 pKa = 11.24  AEE140 pKa = 5.5  SYY142 pKa = 10.81  SADD145 pKa = 3.51  NDD147 pKa = 3.75  LASANRR153 pKa = 11.84  YY154 pKa = 9.31  LLFWNHH160 pKa = 5.2  GGGYY164 pKa = 9.93  EE165 pKa = 4.19  GFGANEE171 pKa = 4.77  LFDD174 pKa = 3.39  TWMSVDD180 pKa = 4.27  DD181 pKa = 4.66  LQTGLAASKK190 pKa = 9.69  PYY192 pKa = 10.5  DD193 pKa = 3.57  IIIFDD198 pKa = 4.41  ACQMASLEE206 pKa = 4.31  VADD209 pKa = 5.59  ALDD212 pKa = 3.46  THH214 pKa = 7.83  ADD216 pKa = 3.41  FLLASEE222 pKa = 4.77  EE223 pKa = 4.07  NVPGIGLNYY232 pKa = 10.1  VGIGKK237 pKa = 9.67  ALSSDD242 pKa = 3.21  PAMTPEE248 pKa = 4.17  EE249 pKa = 4.15  VGKK252 pKa = 10.67  SIISAYY258 pKa = 10.65  VSGTNEE264 pKa = 3.55  NRR266 pKa = 11.84  KK267 pKa = 7.2  TLSLVRR273 pKa = 11.84  LQKK276 pKa = 10.7  AKK278 pKa = 10.94  NVVASLDD285 pKa = 3.62  VLGTSLKK292 pKa = 10.87  DD293 pKa = 3.31  SLNNEE298 pKa = 4.28  DD299 pKa = 4.58  SLAALGDD306 pKa = 3.42  IYY308 pKa = 9.55  TTVQGYY314 pKa = 9.25  GRR316 pKa = 11.84  SDD318 pKa = 3.44  DD319 pKa = 3.81  GSRR322 pKa = 11.84  VASVDD327 pKa = 3.71  LYY329 pKa = 11.4  QFADD333 pKa = 4.8  LIYY336 pKa = 10.88  ANTEE340 pKa = 3.85  DD341 pKa = 3.62  TTEE344 pKa = 3.92  LHH346 pKa = 6.3  RR347 pKa = 11.84  AAGSLMTSLQDD358 pKa = 3.45  YY359 pKa = 9.7  VVAADD364 pKa = 3.84  HH365 pKa = 6.08  STHH368 pKa = 6.53  FSAANGVSIAAPKK381 pKa = 10.62  EE382 pKa = 4.14  DD383 pKa = 3.64  FTKK386 pKa = 10.78  AIPQSIAFGRR396 pKa = 11.84  NGWYY400 pKa = 9.9  EE401 pKa = 3.93  YY402 pKa = 10.45  FSSYY406 pKa = 8.56  MSKK409 pKa = 9.02  TGTQSQPSASYY420 pKa = 10.9  KK421 pKa = 10.66  SGNTDD426 pKa = 2.18  SRR428 pKa = 11.84  TIVVHH433 pKa = 7.72  DD434 pKa = 3.96  DD435 pKa = 4.08  TEE437 pKa = 4.72  TTWAFADD444 pKa = 3.54  YY445 pKa = 10.94  VYY447 pKa = 10.13  YY448 pKa = 10.42  TDD450 pKa = 3.23  SNYY453 pKa = 10.0  IIVGQTPLEE462 pKa = 4.37  EE463 pKa = 4.64  IYY465 pKa = 10.96  APSEE469 pKa = 4.19  DD470 pKa = 4.18  GLWISVPTGEE480 pKa = 4.81  YY481 pKa = 10.56  EE482 pKa = 4.01  EE483 pKa = 5.2  PDD485 pKa = 2.95  WDD487 pKa = 3.99  GSWFVLRR494 pKa = 11.84  SDD496 pKa = 4.32  GKK498 pKa = 9.86  NADD501 pKa = 3.68  VLVSMTYY508 pKa = 10.1  AYY510 pKa = 10.57  SVVEE514 pKa = 4.36  DD515 pKa = 4.06  EE516 pKa = 4.65  SVKK519 pKa = 10.66  DD520 pKa = 3.43  VYY522 pKa = 10.95  LIYY525 pKa = 11.05  GNITRR530 pKa = 11.84  EE531 pKa = 4.08  INGKK535 pKa = 10.05  DD536 pKa = 2.81  ITHH539 pKa = 7.18  PSVITAVVDD548 pKa = 3.55  MNAMKK553 pKa = 10.19  TNYY556 pKa = 10.06  LFVEE560 pKa = 4.8  SVSEE564 pKa = 4.23  DD565 pKa = 2.66  GWYY568 pKa = 10.69  SRR570 pKa = 11.84  TNLWGDD576 pKa = 3.65  TKK578 pKa = 11.1  LLPGDD583 pKa = 3.69  VFTPLLEE590 pKa = 4.35  VYY592 pKa = 10.47  NEE594 pKa = 4.11  EE595 pKa = 4.31  EE596 pKa = 4.11  EE597 pKa = 4.73  SISTVYY603 pKa = 10.73  SADD606 pKa = 3.22  SFTFGDD612 pKa = 5.04  DD613 pKa = 3.39  PAEE616 pKa = 4.23  DD617 pKa = 3.91  LVFTALDD624 pKa = 3.63  EE625 pKa = 4.64  NNCYY629 pKa = 9.41  WVVEE633 pKa = 4.06  LDD635 pKa = 5.59  DD636 pKa = 5.05  YY637 pKa = 11.91  LDD639 pKa = 5.17  DD640 pKa = 4.41  DD641 pKa = 4.25  AFYY644 pKa = 11.16  LEE646 pKa = 5.42  EE647 pKa = 5.42  PDD649 pKa = 5.44  FPDD652 pKa = 3.08  TGAAKK657 pKa = 10.5  SPILPAGMFFGLAAAFLLIKK677 pKa = 10.44  RR678 pKa = 11.84  RR679 pKa = 3.68  
 74.24 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  3.707 
IPC2_protein 3.846 
IPC_protein 3.872 
Toseland    3.656 
ProMoST     4.024 
Dawson      3.859 
Bjellqvist  4.012 
Wikipedia   3.783 
Rodwell     3.694 
Grimsley    3.554 
Solomon     3.859 
Lehninger   3.808 
Nozaki      3.961 
DTASelect   4.202 
Thurlkill   3.694 
EMBOSS      3.795 
Sillero     3.986 
Patrickios  1.151 
IPC_peptide 3.859 
IPC2_peptide  3.973 
IPC2.peptide.svr19  3.884 
 Protein with the highest isoelectric point: 
>tr|A2STJ4|A2STJ4_METLZ 5'-phosphoribosylglycinamide transformylase OS=Methanocorpusculum labreanum (strain ATCC 43576 / DSM 4855 / Z) OX=410358 GN=Mlab_1486 PE=3 SV=1MM1 pKa = 7.66  SKK3 pKa = 8.88  LTKK6 pKa = 9.77  SRR8 pKa = 11.84  KK9 pKa = 8.87  IRR11 pKa = 11.84  LAKK14 pKa = 9.4  ATQQNRR20 pKa = 11.84  RR21 pKa = 11.84  VPAWVMIKK29 pKa = 9.0  TKK31 pKa = 9.53  RR32 pKa = 11.84  TVVSHH37 pKa = 5.98  PKK39 pKa = 8.67  RR40 pKa = 11.84  RR41 pKa = 11.84  NWRR44 pKa = 11.84  RR45 pKa = 11.84  STLKK49 pKa = 10.56  VV50 pKa = 3.07  
 6.03 kDa
Isoelectric point according different methods: 
IPC2.protein.svr19  9.507 
IPC2_protein 11.169 
IPC_protein 12.749 
Toseland    12.91 
ProMoST     13.408 
Dawson      12.925 
Bjellqvist  12.91 
Wikipedia   13.393 
Rodwell     12.705 
Grimsley    12.954 
Solomon     13.408 
Lehninger   13.305 
Nozaki      12.91 
DTASelect   12.91 
Thurlkill   12.91 
EMBOSS      13.408 
Sillero     12.91 
Patrickios  12.427 
IPC_peptide 13.408 
IPC2_peptide  12.398 
IPC2.peptide.svr19  9.118 
 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
 
     
    
      
        1739 
0
1739 
522529
47
2772
300.5
33.1
          
     
  
 
    Amino acid frequency 
  
  
    
      
        Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
 
     
    
                 
        8.525 ± 0.064
1.507 ± 0.027
5.526 ± 0.049
6.7 ± 0.055
3.93 ± 0.044
7.769 ± 0.052
1.835 ± 0.025
7.631 ± 0.057
5.504 ± 0.051
9.202 ± 0.07
          
     
  
  
  
      
          
        Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
 
     
    
                 
        2.865 ± 0.029
3.562 ± 0.043
4.434 ± 0.032
2.512 ± 0.027
4.678 ± 0.051
6.03 ± 0.043
5.977 ± 0.065
7.476 ± 0.055
0.923 ± 0.021
3.416 ± 0.043
          
     
  
  
  
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