Drosophila affinis sigmavirus
Average proteome isoelectric point is 6.13
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 6 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|A0A140D8K1|A0A140D8K1_9RHAB PP3 OS=Drosophila affinis sigmavirus OX=1308859 GN=X PE=4 SV=1
MM1 pKa = 7.56 GKK3 pKa = 9.28 KK4 pKa = 8.11 QEE6 pKa = 4.12 RR7 pKa = 11.84 KK8 pKa = 9.41 KK9 pKa = 11.13 DD10 pKa = 3.67 KK11 pKa = 11.17 ADD13 pKa = 3.43 TNYY16 pKa = 8.62 DD17 pKa = 3.56 TLVALTKK24 pKa = 10.34 QAIADD29 pKa = 3.85 NPGLGDD35 pKa = 3.77 NLQGDD40 pKa = 4.67 VNLQPASLEE49 pKa = 4.01 IPGMGDD55 pKa = 3.0 KK56 pKa = 11.13 SEE58 pKa = 4.91 LPSDD62 pKa = 4.5 DD63 pKa = 4.15 DD64 pKa = 5.1 RR65 pKa = 11.84 SDD67 pKa = 3.31 GGEE70 pKa = 3.99 DD71 pKa = 3.47 LGDD74 pKa = 4.35 IIASGGASTSQGARR88 pKa = 11.84 NIIDD92 pKa = 4.07 PDD94 pKa = 3.61 SDD96 pKa = 3.95 GEE98 pKa = 4.17 SDD100 pKa = 3.89 YY101 pKa = 11.77 KK102 pKa = 11.09 DD103 pKa = 3.75 GEE105 pKa = 4.45 VPLPINPKK113 pKa = 9.57 RR114 pKa = 11.84 VTVFYY119 pKa = 10.65 RR120 pKa = 11.84 PPAYY124 pKa = 9.94 QHH126 pKa = 6.32 AEE128 pKa = 3.81 KK129 pKa = 10.15 IIRR132 pKa = 11.84 DD133 pKa = 3.64 TVEE136 pKa = 4.0 AVNKK140 pKa = 9.86 LLTYY144 pKa = 10.59 EE145 pKa = 4.25 SVTTEE150 pKa = 3.74 GHH152 pKa = 6.05 GEE154 pKa = 4.03 SFMLCVYY161 pKa = 10.5 PRR163 pKa = 11.84 MTNPVTPILEE173 pKa = 4.64 NILPGHH179 pKa = 6.45 RR180 pKa = 11.84 EE181 pKa = 3.87 HH182 pKa = 6.05 VQKK185 pKa = 10.85 AIEE188 pKa = 4.39 STDD191 pKa = 3.4 QPKK194 pKa = 10.23 PCIVDD199 pKa = 3.46 QPSIPIDD206 pKa = 3.37 RR207 pKa = 11.84 RR208 pKa = 11.84 SALLEE213 pKa = 3.65 KK214 pKa = 10.19 NYY216 pKa = 10.11 CVKK219 pKa = 10.77 YY220 pKa = 10.58 LDD222 pKa = 3.56 QKK224 pKa = 10.31 NPKK227 pKa = 9.06 VYY229 pKa = 10.51 KK230 pKa = 9.86 IDD232 pKa = 3.52 NGNPDD237 pKa = 4.07 FSPEE241 pKa = 3.79 KK242 pKa = 10.35 FQEE245 pKa = 5.16 FYY247 pKa = 10.95 CKK249 pKa = 10.61 YY250 pKa = 10.41 QGFPKK255 pKa = 10.24 NDD257 pKa = 3.35 YY258 pKa = 9.96 NLVRR262 pKa = 11.84 RR263 pKa = 11.84 MLMEE267 pKa = 3.37 QSKK270 pKa = 8.7 WYY272 pKa = 10.09 RR273 pKa = 11.84 YY274 pKa = 10.37 NDD276 pKa = 3.55 VLDD279 pKa = 4.38 FAPLRR284 pKa = 4.14
Molecular weight: 32.0 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 4.927
IPC2_protein 4.978
IPC_protein 4.914
Toseland 4.787
ProMoST 5.041
Dawson 4.889
Bjellqvist 5.029
Wikipedia 4.787
Rodwell 4.774
Grimsley 4.698
Solomon 4.889
Lehninger 4.851
Nozaki 5.003
DTASelect 5.207
Thurlkill 4.787
EMBOSS 4.813
Sillero 5.054
Patrickios 4.037
IPC_peptide 4.889
IPC2_peptide 5.041
IPC2.peptide.svr19 5.053
Protein with the highest isoelectric point:
>tr|A0A140D8K2|A0A140D8K2_9RHAB Matrix protein OS=Drosophila affinis sigmavirus OX=1308859 GN=M PE=4 SV=1
MM1 pKa = 7.56 LIIWIAQGSICSSFEE16 pKa = 4.42 LICRR20 pKa = 11.84 CDD22 pKa = 3.75 LQNTTSLNPDD32 pKa = 2.89 HH33 pKa = 6.91 VARR36 pKa = 11.84 AVTTYY41 pKa = 9.9 YY42 pKa = 10.17 IPNLDD47 pKa = 4.16 RR48 pKa = 11.84 YY49 pKa = 10.95 NITQEE54 pKa = 3.94 MKK56 pKa = 9.99 IKK58 pKa = 10.28 VMKK61 pKa = 9.92 GGQVIDD67 pKa = 4.36 TYY69 pKa = 11.61 NQICLHH75 pKa = 6.42 MGPMAGVTTHH85 pKa = 6.52 IPVSEE90 pKa = 4.67 LNSQSAAILRR100 pKa = 11.84 QINSKK105 pKa = 10.61 RR106 pKa = 11.84 NSTVLDD112 pKa = 3.8 GSVPSDD118 pKa = 3.2 RR119 pKa = 11.84 CRR121 pKa = 11.84 RR122 pKa = 11.84 GYY124 pKa = 10.78 CSISTTEE131 pKa = 3.67 RR132 pKa = 11.84 SKK134 pKa = 11.13 DD135 pKa = 3.47 GKK137 pKa = 9.94 PPEE140 pKa = 4.39 TPVYY144 pKa = 10.16 TIVTSNISIEE154 pKa = 4.02 TDD156 pKa = 3.06 TFNTVGKK163 pKa = 9.81 EE164 pKa = 3.67 VDD166 pKa = 4.72 DD167 pKa = 4.74 IDD169 pKa = 3.83 TASYY173 pKa = 11.12 LNDD176 pKa = 3.5 IEE178 pKa = 5.29 PMFPHH183 pKa = 6.61 HH184 pKa = 7.34 RR185 pKa = 11.84 ILHH188 pKa = 5.85 KK189 pKa = 10.69 DD190 pKa = 3.27 YY191 pKa = 10.97 LIRR194 pKa = 11.84 GLQQEE199 pKa = 4.47 QEE201 pKa = 4.22 TEE203 pKa = 3.72 LAYY206 pKa = 10.97 SKK208 pKa = 11.16 NDD210 pKa = 2.99 YY211 pKa = 10.36 NRR213 pKa = 11.84 RR214 pKa = 11.84 KK215 pKa = 9.46 RR216 pKa = 11.84 HH217 pKa = 5.89 ASPAHH222 pKa = 5.42 HH223 pKa = 5.81 QRR225 pKa = 11.84 HH226 pKa = 5.87 RR227 pKa = 11.84 IINRR231 pKa = 11.84 QLGMLINRR239 pKa = 11.84 LNLYY243 pKa = 9.77 EE244 pKa = 4.48 SLWIQNYY251 pKa = 9.98 IIMLVYY257 pKa = 10.3 IKK259 pKa = 9.86 KK260 pKa = 8.59 TEE262 pKa = 4.07 NPDD265 pKa = 3.06 FTHH268 pKa = 6.16 CVEE271 pKa = 4.25 YY272 pKa = 10.09 PSLRR276 pKa = 11.84 DD277 pKa = 3.41 MLRR280 pKa = 11.84 CYY282 pKa = 11.06 ADD284 pKa = 3.45 NLEE287 pKa = 4.12 TLYY290 pKa = 11.32 NSDD293 pKa = 3.65 YY294 pKa = 11.47 ALDD297 pKa = 3.37 AMRR300 pKa = 11.84 YY301 pKa = 5.74 FTEE304 pKa = 4.57 GTQVKK309 pKa = 9.28 YY310 pKa = 10.67 NYY312 pKa = 9.8 RR313 pKa = 11.84 VEE315 pKa = 4.23 EE316 pKa = 3.83 QVKK319 pKa = 9.96 YY320 pKa = 10.44 KK321 pKa = 10.87 LEE323 pKa = 4.04 NRR325 pKa = 11.84 LHH327 pKa = 5.61 QKK329 pKa = 9.32 RR330 pKa = 11.84 HH331 pKa = 4.71 NLRR334 pKa = 11.84 GYY336 pKa = 10.39
Molecular weight: 39.2 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 7.185
IPC2_protein 7.41
IPC_protein 7.322
Toseland 7.073
ProMoST 7.966
Dawson 7.966
Bjellqvist 8.302
Wikipedia 7.892
Rodwell 7.98
Grimsley 7.161
Solomon 8.039
Lehninger 8.053
Nozaki 8.434
DTASelect 8.097
Thurlkill 8.141
EMBOSS 8.2
Sillero 8.434
Patrickios 3.846
IPC_peptide 8.039
IPC2_peptide 7.541
IPC2.peptide.svr19 7.456
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
6
0
6
4081
226
2141
680.2
77.43
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
4.656 ± 0.636
1.862 ± 0.262
5.954 ± 0.654
5.146 ± 0.322
4.509 ± 0.584
5.66 ± 0.446
2.94 ± 0.351
8.037 ± 0.382
5.881 ± 0.374
8.895 ± 0.542
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.303 ± 0.167
5.023 ± 0.416
5.415 ± 0.651
3.48 ± 0.379
5.072 ± 0.501
7.964 ± 0.555
6.175 ± 0.385
5.391 ± 0.269
1.642 ± 0.265
3.994 ± 0.525
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