Niakha virus
Average proteome isoelectric point is 6.61
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 5 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|R9ZRL9|R9ZRL9_9RHAB M OS=Niakha virus OX=1348439 PE=4 SV=1
MM1 pKa = 7.37 SFDD4 pKa = 3.77 AFEE7 pKa = 4.48 FPSDD11 pKa = 3.27 IAKK14 pKa = 10.27 VAIGTAIKK22 pKa = 10.31 ADD24 pKa = 3.14 IMEE27 pKa = 4.5 EE28 pKa = 4.12 EE29 pKa = 4.28 NDD31 pKa = 3.63 VEE33 pKa = 4.54 YY34 pKa = 8.53 TTDD37 pKa = 3.27 AAEE40 pKa = 4.62 AKK42 pKa = 8.78 TKK44 pKa = 10.47 QDD46 pKa = 2.83 IQIPEE51 pKa = 4.28 SEE53 pKa = 5.03 GGWTWEE59 pKa = 4.02 NPVEE63 pKa = 4.4 SGSKK67 pKa = 10.12 GKK69 pKa = 9.79 EE70 pKa = 3.99 KK71 pKa = 9.77 KK72 pKa = 8.72 TLTYY76 pKa = 10.86 SSDD79 pKa = 3.51 EE80 pKa = 4.06 EE81 pKa = 4.71 SGNEE85 pKa = 3.89 TDD87 pKa = 5.67 DD88 pKa = 5.29 KK89 pKa = 11.33 EE90 pKa = 4.25 DD91 pKa = 4.06 SKK93 pKa = 11.75 DD94 pKa = 3.27 QTEE97 pKa = 4.12 ITEE100 pKa = 4.36 SGDD103 pKa = 3.27 TFGPLEE109 pKa = 4.05 YY110 pKa = 9.91 PKK112 pKa = 9.76 MVEE115 pKa = 3.44 LTYY118 pKa = 10.07 PSKK121 pKa = 10.89 SFRR124 pKa = 11.84 NKK126 pKa = 10.71 DD127 pKa = 3.27 PGKK130 pKa = 9.81 LFEE133 pKa = 4.2 WAITSLFDD141 pKa = 3.39 QLGVRR146 pKa = 11.84 KK147 pKa = 9.27 LHH149 pKa = 6.59 FKK151 pKa = 9.81 TDD153 pKa = 3.62 RR154 pKa = 11.84 KK155 pKa = 10.7 KK156 pKa = 10.1 GTCQIMFDD164 pKa = 5.02 GINSLKK170 pKa = 10.31 FGRR173 pKa = 11.84 ALEE176 pKa = 4.19 PEE178 pKa = 3.95 QLAFTKK184 pKa = 10.41 KK185 pKa = 10.24 PEE187 pKa = 4.22 TPPPHH192 pKa = 7.07 SSPKK196 pKa = 9.97 KK197 pKa = 8.21 PSAPRR202 pKa = 11.84 LVEE205 pKa = 4.02 VIEE208 pKa = 4.25 AQKK211 pKa = 9.07 EE212 pKa = 4.17 TRR214 pKa = 11.84 TVFKK218 pKa = 10.44 EE219 pKa = 4.55 GPSPQKK225 pKa = 9.95 MQFLLEE231 pKa = 4.18 LKK233 pKa = 10.38 KK234 pKa = 10.74 GIRR237 pKa = 11.84 VRR239 pKa = 11.84 DD240 pKa = 3.4 IEE242 pKa = 4.8 GDD244 pKa = 3.85 MVCVRR249 pKa = 11.84 LRR251 pKa = 11.84 DD252 pKa = 3.56 LAISEE257 pKa = 4.41 EE258 pKa = 4.43 EE259 pKa = 4.01 VLGTEE264 pKa = 5.09 FSGDD268 pKa = 3.57 MDD270 pKa = 4.02 PVTWLSEE277 pKa = 4.11 LKK279 pKa = 10.79 DD280 pKa = 3.55 QFPHH284 pKa = 6.96 LKK286 pKa = 10.19 RR287 pKa = 11.84 ILAMVDD293 pKa = 3.95 FEE295 pKa = 4.62 EE296 pKa = 4.55 PP297 pKa = 3.04
Molecular weight: 33.6 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 4.878
IPC2_protein 4.774
IPC_protein 4.698
Toseland 4.558
ProMoST 4.787
Dawson 4.635
Bjellqvist 4.774
Wikipedia 4.482
Rodwell 4.533
Grimsley 4.469
Solomon 4.635
Lehninger 4.584
Nozaki 4.736
DTASelect 4.863
Thurlkill 4.546
EMBOSS 4.495
Sillero 4.8
Patrickios 4.38
IPC_peptide 4.635
IPC2_peptide 4.8
IPC2.peptide.svr19 4.755
Protein with the highest isoelectric point:
>tr|R9ZRW4|R9ZRW4_9RHAB GDP polyribonucleotidyltransferase OS=Niakha virus OX=1348439 PE=4 SV=1
MM1 pKa = 7.51 NFLFKK6 pKa = 10.36 KK7 pKa = 9.93 KK8 pKa = 10.09 KK9 pKa = 9.95 SSEE12 pKa = 4.31 SLWGNSSKK20 pKa = 11.24 ALVSAPIMKK29 pKa = 10.02 NYY31 pKa = 9.91 KK32 pKa = 9.23 VEE34 pKa = 4.49 CKK36 pKa = 10.04 IEE38 pKa = 4.23 LNVHH42 pKa = 5.88 NKK44 pKa = 9.32 VNGPDD49 pKa = 4.48 DD50 pKa = 3.33 IVDD53 pKa = 3.96 IYY55 pKa = 11.35 RR56 pKa = 11.84 DD57 pKa = 3.69 YY58 pKa = 11.33 CSNYY62 pKa = 9.71 CGVIQSRR69 pKa = 11.84 PLHH72 pKa = 5.87 CFIMALGICHH82 pKa = 6.64 IQRR85 pKa = 11.84 KK86 pKa = 8.73 QGMSQGGDD94 pKa = 3.36 YY95 pKa = 10.96 LCEE98 pKa = 3.98 YY99 pKa = 9.44 KK100 pKa = 11.0 GKK102 pKa = 9.74 IQLQLGEE109 pKa = 4.25 GADD112 pKa = 3.71 PGVCRR117 pKa = 11.84 SYY119 pKa = 10.61 QIHH122 pKa = 7.21 RR123 pKa = 11.84 KK124 pKa = 9.44 RR125 pKa = 11.84 ISHH128 pKa = 6.99 PAMLAYY134 pKa = 9.73 ILGNTVFEE142 pKa = 4.86 EE143 pKa = 4.29 ISDD146 pKa = 3.76 EE147 pKa = 4.32 GVGSVEE153 pKa = 4.1 TMTKK157 pKa = 9.67 EE158 pKa = 3.92 GRR160 pKa = 11.84 IEE162 pKa = 4.15 FKK164 pKa = 10.8 KK165 pKa = 10.63 LVAASPFILRR175 pKa = 11.84 SGKK178 pKa = 10.2 SRR180 pKa = 11.84 TQICARR186 pKa = 11.84 PP187 pKa = 3.39
Molecular weight: 21.0 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 8.479
IPC2_protein 8.361
IPC_protein 8.229
Toseland 8.521
ProMoST 8.785
Dawson 9.063
Bjellqvist 9.165
Wikipedia 9.107
Rodwell 9.18
Grimsley 8.536
Solomon 9.18
Lehninger 9.165
Nozaki 9.385
DTASelect 8.975
Thurlkill 9.077
EMBOSS 9.238
Sillero 9.311
Patrickios 4.431
IPC_peptide 9.18
IPC2_peptide 8.068
IPC2.peptide.svr19 7.884
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
5
0
5
3547
187
2106
709.4
81.02
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
3.891 ± 0.633
2.453 ± 0.302
5.469 ± 0.361
6.879 ± 0.86
4.877 ± 0.149
5.892 ± 0.853
2.058 ± 0.344
7.387 ± 0.797
7.753 ± 0.568
9.191 ± 0.883
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.763 ± 0.083
4.793 ± 0.821
4.257 ± 0.629
3.327 ± 0.314
4.624 ± 0.438
8.007 ± 0.372
5.695 ± 0.442
5.639 ± 0.259
1.663 ± 0.191
3.383 ± 0.374
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