halophilic archaeon
Average proteome isoelectric point is 5.06
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 5207 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|A0A365TG49|A0A365TG49_9EURY Uncharacterized protein OS=halophilic archaeon OX=29295 GN=DMJ13_05755 PE=4 SV=1
MM1 pKa = 6.74 TAPWNDD7 pKa = 2.82 WNHH10 pKa = 5.35 IVKK13 pKa = 10.43 LDD15 pKa = 3.72 PDD17 pKa = 3.52 KK18 pKa = 11.18 TLVEE22 pKa = 4.48 GEE24 pKa = 4.34 TFEE27 pKa = 5.39 DD28 pKa = 3.95 VCEE31 pKa = 4.26 TGTDD35 pKa = 3.31 ALEE38 pKa = 4.22 IGGTLDD44 pKa = 3.19 MTADD48 pKa = 3.09 KK49 pKa = 9.11 MQRR52 pKa = 11.84 VIDD55 pKa = 3.76 ACAKK59 pKa = 9.8 YY60 pKa = 10.15 DD61 pKa = 3.5 VPVYY65 pKa = 10.01 QEE67 pKa = 3.87 PSNPAVVVDD76 pKa = 5.2 DD77 pKa = 4.9 DD78 pKa = 5.12 ALDD81 pKa = 4.62 GYY83 pKa = 10.38 LVPIVLNAGEE93 pKa = 4.31 VSWITGAHH101 pKa = 6.14 KK102 pKa = 9.61 EE103 pKa = 3.76 WARR106 pKa = 11.84 IDD108 pKa = 3.84 DD109 pKa = 4.1 VDD111 pKa = 3.7 WEE113 pKa = 4.45 KK114 pKa = 8.46 TTTEE118 pKa = 4.62 AYY120 pKa = 10.81 VVMNPDD126 pKa = 3.26 ASVADD131 pKa = 3.88 LTGANCDD138 pKa = 3.49 QTPEE142 pKa = 4.04 DD143 pKa = 3.4 VAAYY147 pKa = 10.49 AEE149 pKa = 4.53 IAEE152 pKa = 4.36 HH153 pKa = 6.38 MLGQEE158 pKa = 3.82 IVYY161 pKa = 10.05 VEE163 pKa = 3.9 YY164 pKa = 10.91 SGTFGDD170 pKa = 4.22 PEE172 pKa = 4.48 VVGAAQDD179 pKa = 3.92 ALDD182 pKa = 4.47 EE183 pKa = 4.42 ATLFYY188 pKa = 11.13 GGGIRR193 pKa = 11.84 DD194 pKa = 3.94 YY195 pKa = 11.35 EE196 pKa = 4.48 SAHH199 pKa = 5.93 TMAQYY204 pKa = 11.54 ADD206 pKa = 3.79 TVVVGDD212 pKa = 4.2 LVHH215 pKa = 7.49 DD216 pKa = 4.38 EE217 pKa = 4.4 GVDD220 pKa = 3.55 AVRR223 pKa = 11.84 EE224 pKa = 4.29 TVEE227 pKa = 4.04 GARR230 pKa = 11.84 DD231 pKa = 3.53 ATHH234 pKa = 6.66 AQAEE238 pKa = 4.68 SAA240 pKa = 4.1
Molecular weight: 25.95 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.691
IPC2_protein 3.757
IPC_protein 3.77
Toseland 3.554
ProMoST 3.935
Dawson 3.757
Bjellqvist 3.91
Wikipedia 3.681
Rodwell 3.605
Grimsley 3.465
Solomon 3.757
Lehninger 3.706
Nozaki 3.872
DTASelect 4.101
Thurlkill 3.605
EMBOSS 3.694
Sillero 3.897
Patrickios 1.227
IPC_peptide 3.757
IPC2_peptide 3.872
IPC2.peptide.svr19 3.788
Protein with the highest isoelectric point:
>tr|A0A365TI33|A0A365TI33_9EURY 5 10-methylene tetrahydromethanopterin reductase OS=halophilic archaeon OX=29295 GN=DMJ13_09085 PE=3 SV=1
MM1 pKa = 7.07 TRR3 pKa = 11.84 RR4 pKa = 11.84 PRR6 pKa = 11.84 RR7 pKa = 11.84 PRR9 pKa = 11.84 RR10 pKa = 11.84 PRR12 pKa = 11.84 KK13 pKa = 8.54 RR14 pKa = 11.84 RR15 pKa = 11.84 LRR17 pKa = 11.84 RR18 pKa = 11.84 RR19 pKa = 11.84 TRR21 pKa = 11.84 RR22 pKa = 11.84 RR23 pKa = 11.84 PRR25 pKa = 11.84 RR26 pKa = 11.84 RR27 pKa = 11.84 TRR29 pKa = 11.84 PRR31 pKa = 11.84 HH32 pKa = 5.41 PSPATSTRR40 pKa = 11.84 CRR42 pKa = 11.84 SGKK45 pKa = 10.12 SGSNSSTSARR55 pKa = 11.84 CPSRR59 pKa = 11.84 ASPPGRR65 pKa = 11.84 RR66 pKa = 11.84 RR67 pKa = 11.84 RR68 pKa = 11.84 PPPNSPRR75 pKa = 11.84 RR76 pKa = 11.84 ATLPTSSTNWSSS88 pKa = 2.9
Molecular weight: 10.32 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.513
IPC2_protein 11.184
IPC_protein 12.793
Toseland 12.954
ProMoST 13.451
Dawson 12.954
Bjellqvist 12.954
Wikipedia 13.437
Rodwell 12.486
Grimsley 12.998
Solomon 13.451
Lehninger 13.349
Nozaki 12.954
DTASelect 12.954
Thurlkill 12.954
EMBOSS 13.451
Sillero 12.954
Patrickios 12.193
IPC_peptide 13.451
IPC2_peptide 12.442
IPC2.peptide.svr19 9.194
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
5207
0
5207
1468061
22
1752
281.9
30.76
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
10.555 ± 0.051
0.714 ± 0.011
8.198 ± 0.044
8.108 ± 0.051
3.504 ± 0.024
8.333 ± 0.03
2.034 ± 0.019
3.781 ± 0.029
2.13 ± 0.026
8.952 ± 0.044
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
1.831 ± 0.014
2.573 ± 0.022
4.634 ± 0.024
2.655 ± 0.025
6.632 ± 0.037
5.571 ± 0.03
6.465 ± 0.035
9.331 ± 0.037
1.219 ± 0.015
2.78 ± 0.017
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