Esparto virus
Average proteome isoelectric point is 6.38
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 87 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|A0A2I7G301|A0A2I7G301_9VIRU Thymidylate synthase OS=Esparto virus OX=2072209 PE=3 SV=1
MM1 pKa = 7.35 SFCLSSDD8 pKa = 3.74 SLSSMDD14 pKa = 6.28 DD15 pKa = 3.19 IDD17 pKa = 3.82 EE18 pKa = 4.42 STPVVAGTTHH28 pKa = 7.01 MIDD31 pKa = 3.02 KK32 pKa = 10.3 CVDD35 pKa = 2.77 IAYY38 pKa = 10.35 DD39 pKa = 4.0 EE40 pKa = 6.0 DD41 pKa = 6.56 DD42 pKa = 6.33 DD43 pKa = 7.24 DD44 pKa = 5.5 DD45 pKa = 6.5 LPDD48 pKa = 3.66 KK49 pKa = 11.32 VIVNQEE55 pKa = 3.87 NGNDD59 pKa = 3.51 SDD61 pKa = 5.13 GNNNDD66 pKa = 4.77 DD67 pKa = 5.22 DD68 pKa = 5.15 DD69 pKa = 4.87 AAADD73 pKa = 5.04 DD74 pKa = 6.08 DD75 pKa = 6.34 DD76 pKa = 7.69 DD77 pKa = 6.88 DD78 pKa = 6.2 DD79 pKa = 5.6 EE80 pKa = 6.73 NIANVNIKK88 pKa = 9.43 TDD90 pKa = 3.36 TSSDD94 pKa = 3.23 EE95 pKa = 4.44 GKK97 pKa = 8.54 NTEE100 pKa = 4.04 TFIIHH105 pKa = 6.88 SDD107 pKa = 4.28 DD108 pKa = 3.64 EE109 pKa = 4.86 DD110 pKa = 3.8 SSYY113 pKa = 11.93 NEE115 pKa = 3.82 FDD117 pKa = 3.08 QNYY120 pKa = 9.45 INEE123 pKa = 4.38 IKK125 pKa = 10.81 HH126 pKa = 4.86 NTEE129 pKa = 4.83 DD130 pKa = 5.07 LDD132 pKa = 3.93 NTDD135 pKa = 5.83 DD136 pKa = 5.76 SDD138 pKa = 4.62 DD139 pKa = 4.23 DD140 pKa = 4.73 SNSFEE145 pKa = 5.31 HH146 pKa = 6.22 YY147 pKa = 10.97 NSMKK151 pKa = 10.57 SFEE154 pKa = 4.28 TNAIVGNTTFQRR166 pKa = 11.84 TAIVKK171 pKa = 9.92 SYY173 pKa = 10.76 QNPIQTTEE181 pKa = 3.92 ALSIFYY187 pKa = 9.91 IDD189 pKa = 4.78 SDD191 pKa = 4.65 SDD193 pKa = 3.64 DD194 pKa = 3.64 TDD196 pKa = 3.69 VDD198 pKa = 4.01 DD199 pKa = 5.05 EE200 pKa = 4.68 NNEE203 pKa = 4.12 HH204 pKa = 6.34 EE205 pKa = 5.29 HH206 pKa = 5.79 YY207 pKa = 9.85 TDD209 pKa = 3.08 NDD211 pKa = 2.78 NSYY214 pKa = 10.92 RR215 pKa = 11.84 YY216 pKa = 10.5 DD217 pKa = 4.63 DD218 pKa = 4.7 DD219 pKa = 4.55 TNSDD223 pKa = 3.32 TDD225 pKa = 4.12 DD226 pKa = 3.37 EE227 pKa = 4.61 HH228 pKa = 8.4 VHH230 pKa = 5.87 NKK232 pKa = 9.01 EE233 pKa = 3.83 NNEE236 pKa = 3.76 IQNNNTQTIHH246 pKa = 6.06 YY247 pKa = 10.25 ARR249 pKa = 11.84 IEE251 pKa = 4.28 TNNLDD256 pKa = 3.93 NFDD259 pKa = 3.92 TTTTPLATVTPSTTMNNSRR278 pKa = 11.84 IDD280 pKa = 3.36 HH281 pKa = 7.01 TYY283 pKa = 10.3 TKK285 pKa = 10.39 FDD287 pKa = 4.43 DD288 pKa = 4.04 VSSTNTNRR296 pKa = 11.84 NKK298 pKa = 10.8
Molecular weight: 33.71 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.954
IPC2_protein 3.592
IPC_protein 3.656
Toseland 3.401
ProMoST 3.834
Dawson 3.656
Bjellqvist 3.808
Wikipedia 3.617
Rodwell 3.465
Grimsley 3.312
Solomon 3.656
Lehninger 3.617
Nozaki 3.77
DTASelect 4.062
Thurlkill 3.465
EMBOSS 3.63
Sillero 3.77
Patrickios 2.791
IPC_peptide 3.643
IPC2_peptide 3.745
IPC2.peptide.svr19 3.756
Protein with the highest isoelectric point:
>tr|A0A2I7G314|A0A2I7G314_9VIRU Putative gp005-like protein OS=Esparto virus OX=2072209 PE=4 SV=1
MM1 pKa = 7.37 SSVRR5 pKa = 11.84 GPQSGLASPLNRR17 pKa = 11.84 FTEE20 pKa = 4.28 CANISKK26 pKa = 10.06 SIKK29 pKa = 8.06 VSAMIVLILIVLALILLVSAVLVNYY54 pKa = 9.9 LYY56 pKa = 10.69 KK57 pKa = 10.48 INSSDD62 pKa = 3.48 TASQADD68 pKa = 3.45 KK69 pKa = 10.76 EE70 pKa = 4.35 KK71 pKa = 10.57 RR72 pKa = 11.84 KK73 pKa = 9.93 KK74 pKa = 10.78 AIVGGLTITSAVVAFLATFAAFWQMGVASKK104 pKa = 10.68 AVKK107 pKa = 10.38 ACIAA111 pKa = 3.82
Molecular weight: 11.67 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.077
IPC2_protein 9.297
IPC_protein 9.224
Toseland 10.233
ProMoST 9.736
Dawson 10.335
Bjellqvist 9.955
Wikipedia 10.438
Rodwell 11.052
Grimsley 10.379
Solomon 10.365
Lehninger 10.365
Nozaki 10.233
DTASelect 9.926
Thurlkill 10.218
EMBOSS 10.599
Sillero 10.262
Patrickios 10.847
IPC_peptide 10.379
IPC2_peptide 8.58
IPC2.peptide.svr19 8.255
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
87
0
87
40862
106
2294
469.7
53.74
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
4.077 ± 0.182
1.618 ± 0.113
6.784 ± 0.328
4.921 ± 0.366
3.583 ± 0.164
2.785 ± 0.151
2.296 ± 0.134
9.15 ± 0.162
6.698 ± 0.316
7.853 ± 0.2
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.552 ± 0.126
9.858 ± 0.363
4.114 ± 0.212
4.07 ± 0.258
3.835 ± 0.2
8.448 ± 0.342
8.034 ± 0.377
4.344 ± 0.142
0.47 ± 0.041
4.51 ± 0.185
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