Pseudomonas phage phi12
Average proteome isoelectric point is 6.51
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 15 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|Q94M08|Q94M08_9VIRU p15 OS=Pseudomonas phage phi12 OX=161736 GN=15 PE=4 SV=1
MM1 pKa = 8.09 DD2 pKa = 6.7 FITDD6 pKa = 3.29 MSKK9 pKa = 9.82 NQRR12 pKa = 11.84 LEE14 pKa = 3.88 LQNRR18 pKa = 11.84 LAQYY22 pKa = 7.41 EE23 pKa = 4.25 TSLMVMSHH31 pKa = 6.24 NGDD34 pKa = 3.45 VPVITGFNVMRR45 pKa = 11.84 VTTMLDD51 pKa = 3.08 ALKK54 pKa = 11.0 VEE56 pKa = 4.67 LPAVAVLGDD65 pKa = 3.82 DD66 pKa = 4.26 AQDD69 pKa = 3.35 LAYY72 pKa = 11.02 VFGARR77 pKa = 11.84 PLAVGVNIIRR87 pKa = 11.84 VVDD90 pKa = 3.75 VPGQQPSALVDD101 pKa = 3.51 AEE103 pKa = 4.48 LGALHH108 pKa = 6.45 EE109 pKa = 4.39 VSMVRR114 pKa = 11.84 VLNDD118 pKa = 2.91 IADD121 pKa = 4.02 EE122 pKa = 4.17 QLVKK126 pKa = 11.36 ANMTSAEE133 pKa = 4.34 LEE135 pKa = 3.9 LSEE138 pKa = 4.92 TKK140 pKa = 10.41 RR141 pKa = 11.84 QEE143 pKa = 3.71 AQRR146 pKa = 11.84 ARR148 pKa = 11.84 KK149 pKa = 9.86 DD150 pKa = 3.3 GTVRR154 pKa = 11.84 PLVDD158 pKa = 4.22 FDD160 pKa = 4.68 HH161 pKa = 6.98 GAIDD165 pKa = 5.05 DD166 pKa = 4.05 ADD168 pKa = 3.74 EE169 pKa = 4.07
Molecular weight: 18.52 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 4.574
IPC2_protein 4.406
IPC_protein 4.355
Toseland 4.164
ProMoST 4.444
Dawson 4.329
Bjellqvist 4.507
Wikipedia 4.24
Rodwell 4.19
Grimsley 4.075
Solomon 4.317
Lehninger 4.279
Nozaki 4.431
DTASelect 4.66
Thurlkill 4.19
EMBOSS 4.253
Sillero 4.469
Patrickios 4.164
IPC_peptide 4.317
IPC2_peptide 4.457
IPC2.peptide.svr19 4.401
Protein with the highest isoelectric point:
>tr|Q94ML4|Q94ML4_9VIRU Membrane protein P10 OS=Pseudomonas phage phi12 OX=161736 GN=10 PE=4 SV=1
MM1 pKa = 7.58 GFFKK5 pKa = 10.64 SIKK8 pKa = 9.53 KK9 pKa = 9.98 AIKK12 pKa = 9.58 SVVKK16 pKa = 10.58 AVVKK20 pKa = 9.79 VVKK23 pKa = 10.3 AVVKK27 pKa = 10.71 AIVSVIKK34 pKa = 10.67 AVVKK38 pKa = 10.12 LIKK41 pKa = 10.38 KK42 pKa = 8.58 IVSVILDD49 pKa = 4.37 FISKK53 pKa = 9.53 IFSNIGVILLLILLVIFAWFLFPAFAAFLQSAWAWIVNIFSTGWAWVVKK102 pKa = 8.92 TAGAAWQAITSFASTAWGYY121 pKa = 7.85 ITAAWEE127 pKa = 4.3 WIAGAVGFIWKK138 pKa = 9.3 GLSGAADD145 pKa = 4.03 AVWEE149 pKa = 4.04 AAKK152 pKa = 10.49 EE153 pKa = 3.98 LGSAAGGVLSGVWDD167 pKa = 5.19 FIKK170 pKa = 10.61 EE171 pKa = 4.1 NPEE174 pKa = 4.38 LIAGGAALAWLGKK187 pKa = 10.28 DD188 pKa = 3.32 GLILVGLGVAAYY200 pKa = 9.41 FLLKK204 pKa = 10.73 SSGSKK209 pKa = 10.34 GGGRR213 pKa = 11.84 GEE215 pKa = 3.93 QKK217 pKa = 10.7 VVINTTGEE225 pKa = 3.94 AYY227 pKa = 10.25 APSPYY232 pKa = 8.97 RR233 pKa = 11.84 TGSGAPRR240 pKa = 11.84 IAA242 pKa = 4.32
Molecular weight: 25.48 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 8.991
IPC2_protein 9.341
IPC_protein 9.209
Toseland 10.292
ProMoST 9.765
Dawson 10.394
Bjellqvist 9.97
Wikipedia 10.496
Rodwell 11.213
Grimsley 10.423
Solomon 10.409
Lehninger 10.394
Nozaki 10.248
DTASelect 9.97
Thurlkill 10.277
EMBOSS 10.657
Sillero 10.306
Patrickios 10.95
IPC_peptide 10.423
IPC2_peptide 8.273
IPC2.peptide.svr19 8.373
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
15
0
15
3788
43
723
252.5
27.65
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
10.032 ± 1.0
0.634 ± 0.105
5.913 ± 0.434
5.306 ± 0.536
4.039 ± 0.469
7.92 ± 0.55
1.716 ± 0.233
5.438 ± 0.405
5.121 ± 0.431
8.342 ± 0.456
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
3.194 ± 0.386
4.171 ± 0.407
3.907 ± 0.519
3.59 ± 0.423
5.253 ± 0.464
6.864 ± 0.463
5.966 ± 0.608
8.448 ± 0.694
1.346 ± 0.314
2.798 ± 0.271
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