Escherichia phage sortsyn
Average proteome isoelectric point is 6.4
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 62 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|A0A6B9X7X9|A0A6B9X7X9_9CAUD Uncharacterized protein OS=Escherichia phage sortsyn OX=2696447 GN=sortsyn_49 PE=4 SV=1
MM1 pKa = 7.61 KK2 pKa = 10.54 SLADD6 pKa = 3.68 TLADD10 pKa = 3.14 IQAEE14 pKa = 4.06 IDD16 pKa = 3.58 RR17 pKa = 11.84 QKK19 pKa = 11.56 ASGDD23 pKa = 3.52 VSPLVAGIIAHH34 pKa = 6.4 EE35 pKa = 4.2 MAEE38 pKa = 4.13 AADD41 pKa = 3.88 IEE43 pKa = 4.37 PTEE46 pKa = 4.07 WDD48 pKa = 4.63 LIDD51 pKa = 5.71 DD52 pKa = 4.31 EE53 pKa = 4.74 AALRR57 pKa = 11.84 ALPGYY62 pKa = 10.74 YY63 pKa = 10.15 DD64 pKa = 3.61 GFF66 pKa = 4.68
Molecular weight: 7.1 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 4.23
IPC2_protein 3.834
IPC_protein 3.77
Toseland 3.567
ProMoST 3.948
Dawson 3.77
Bjellqvist 3.935
Wikipedia 3.719
Rodwell 3.605
Grimsley 3.49
Solomon 3.745
Lehninger 3.706
Nozaki 3.897
DTASelect 4.113
Thurlkill 3.643
EMBOSS 3.732
Sillero 3.897
Patrickios 3.567
IPC_peptide 3.745
IPC2_peptide 3.872
IPC2.peptide.svr19 3.826
Protein with the highest isoelectric point:
>tr|A0A6B9X8A1|A0A6B9X8A1_9CAUD Uncharacterized protein OS=Escherichia phage sortsyn OX=2696447 GN=sortsyn_15 PE=4 SV=1
MM1 pKa = 7.31 KK2 pKa = 9.25 QTLLHH7 pKa = 6.15 TKK9 pKa = 7.44 TNKK12 pKa = 9.88 AQIVNPLLLKK22 pKa = 9.87 QAHH25 pKa = 6.31 ILIEE29 pKa = 3.87 TAMILRR35 pKa = 11.84 NRR37 pKa = 11.84 LKK39 pKa = 10.06 MYY41 pKa = 10.56 AAGPLAKK48 pKa = 10.27 AALTRR53 pKa = 11.84 EE54 pKa = 4.28 AVQAEE59 pKa = 3.95 NDD61 pKa = 3.29 ARR63 pKa = 11.84 EE64 pKa = 4.71 LIRR67 pKa = 11.84 GAYY70 pKa = 9.32 GYY72 pKa = 7.64 PAHH75 pKa = 7.08
Molecular weight: 8.36 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.183
IPC2_protein 9.575
IPC_protein 9.721
Toseland 10.292
ProMoST 9.911
Dawson 10.438
Bjellqvist 10.087
Wikipedia 10.599
Rodwell 10.935
Grimsley 10.511
Solomon 10.482
Lehninger 10.452
Nozaki 10.248
DTASelect 10.087
Thurlkill 10.306
EMBOSS 10.672
Sillero 10.35
Patrickios 10.716
IPC_peptide 10.482
IPC2_peptide 8.639
IPC2.peptide.svr19 8.658
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
62
0
62
13091
33
746
211.1
23.38
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
10.885 ± 0.568
1.031 ± 0.159
6.646 ± 0.227
6.669 ± 0.402
3.094 ± 0.171
7.639 ± 0.365
1.803 ± 0.207
5.118 ± 0.208
5.645 ± 0.299
7.654 ± 0.262
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.803 ± 0.152
4.087 ± 0.227
4.736 ± 0.184
4.614 ± 0.441
6.203 ± 0.243
5.065 ± 0.282
5.66 ± 0.261
6.096 ± 0.3
1.627 ± 0.15
2.926 ± 0.165
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