Streptomyces phage Verse
Average proteome isoelectric point is 6.05
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 75 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|A0A0K1Y9T5|A0A0K1Y9T5_9CAUD Uncharacterized protein OS=Streptomyces phage Verse OX=1673878 GN=SEA_VERSE_55 PE=4 SV=1
MM1 pKa = 8.2 PYY3 pKa = 10.32 RR4 pKa = 11.84 HH5 pKa = 6.23 VLPAMNRR12 pKa = 11.84 AHH14 pKa = 7.22 GDD16 pKa = 3.32 PYY18 pKa = 11.65 SFITEE23 pKa = 4.27 DD24 pKa = 3.3 GTIEE28 pKa = 4.62 FVFDD32 pKa = 3.85 LEE34 pKa = 4.8 NFDD37 pKa = 3.89 FHH39 pKa = 8.7 IDD41 pKa = 3.19 ATFGYY46 pKa = 10.01 SPSRR50 pKa = 11.84 MNAVLQQAEE59 pKa = 4.06 WWGLEE64 pKa = 3.58 LMPYY68 pKa = 9.32 SEE70 pKa = 5.53 CDD72 pKa = 3.07 VDD74 pKa = 5.23 FLPGGITRR82 pKa = 11.84 IYY84 pKa = 8.32 LTPIVPVEE92 pKa = 3.92 VAEE95 pKa = 4.28 AEE97 pKa = 4.36 MVRR100 pKa = 11.84 EE101 pKa = 4.09 LLAEE105 pKa = 4.04 VDD107 pKa = 4.04 ALTVTPLDD115 pKa = 4.22 DD116 pKa = 3.91 SLEE119 pKa = 4.23 EE120 pKa = 4.2 VPSDD124 pKa = 4.04 PEE126 pKa = 3.91 LHH128 pKa = 6.9 GDD130 pKa = 3.83 PEE132 pKa = 4.23 QGAPEE137 pKa = 4.01 QLGAAA142 pKa = 4.33
Molecular weight: 15.84 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.764
IPC2_protein 3.884
IPC_protein 3.834
Toseland 3.643
ProMoST 3.973
Dawson 3.795
Bjellqvist 3.961
Wikipedia 3.706
Rodwell 3.668
Grimsley 3.554
Solomon 3.795
Lehninger 3.745
Nozaki 3.923
DTASelect 4.075
Thurlkill 3.681
EMBOSS 3.719
Sillero 3.948
Patrickios 1.863
IPC_peptide 3.795
IPC2_peptide 3.935
IPC2.peptide.svr19 3.863
Protein with the highest isoelectric point:
>tr|A0A0K1Y9S9|A0A0K1Y9S9_9CAUD Membrane protein OS=Streptomyces phage Verse OX=1673878 GN=SEA_VERSE_26 PE=4 SV=1
MM1 pKa = 6.84 SHH3 pKa = 5.45 QRR5 pKa = 11.84 RR6 pKa = 11.84 RR7 pKa = 11.84 GQSAKK12 pKa = 8.92 IWKK15 pKa = 9.59 SKK17 pKa = 10.0 LVEE20 pKa = 3.93 DD21 pKa = 4.27 RR22 pKa = 11.84 RR23 pKa = 11.84 GNKK26 pKa = 9.78 LLTADD31 pKa = 3.71 ADD33 pKa = 4.15 GPHH36 pKa = 5.82 VVRR39 pKa = 11.84 AAFIPQRR46 pKa = 11.84 SAKK49 pKa = 10.65 AEE51 pKa = 4.01 VPGQQLINITRR62 pKa = 11.84 MIVAADD68 pKa = 4.06 LEE70 pKa = 5.08 DD71 pKa = 3.4 VTLWSRR77 pKa = 11.84 VEE79 pKa = 3.87 YY80 pKa = 10.34 QGRR83 pKa = 11.84 QWDD86 pKa = 4.06 IVSPPAYY93 pKa = 9.52 HH94 pKa = 6.62 HH95 pKa = 6.66 GPRR98 pKa = 11.84 KK99 pKa = 7.28 TRR101 pKa = 11.84 HH102 pKa = 4.0 WSIDD106 pKa = 2.83 IRR108 pKa = 11.84 EE109 pKa = 4.17 RR110 pKa = 11.84 TT111 pKa = 3.47
Molecular weight: 12.84 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.322
IPC2_protein 9.619
IPC_protein 10.511
Toseland 10.833
ProMoST 10.584
Dawson 10.891
Bjellqvist 10.613
Wikipedia 11.125
Rodwell 11.038
Grimsley 10.935
Solomon 11.067
Lehninger 11.038
Nozaki 10.804
DTASelect 10.613
Thurlkill 10.818
EMBOSS 11.242
Sillero 10.833
Patrickios 10.804
IPC_peptide 11.082
IPC2_peptide 9.385
IPC2.peptide.svr19 8.805
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
75
0
75
14999
32
1370
200.0
21.85
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
10.987 ± 0.453
0.7 ± 0.109
6.434 ± 0.267
6.507 ± 0.464
3.034 ± 0.182
8.714 ± 0.425
1.827 ± 0.179
4.427 ± 0.295
4.594 ± 0.306
8.234 ± 0.365
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.173 ± 0.125
3.06 ± 0.164
4.96 ± 0.237
3.274 ± 0.154
6.24 ± 0.44
5.98 ± 0.286
6.787 ± 0.327
7.227 ± 0.257
1.893 ± 0.115
2.947 ± 0.248
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