Cellulophaga phage phi4:1_18
Average proteome isoelectric point is 6.35
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 197 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|A0A0S2MWG7|A0A0S2MWG7_9CAUD Structural protein OS=Cellulophaga phage phi4:1_18 OX=1747285 GN=Phi4118_056 PE=4 SV=1
MM1 pKa = 7.69 SNTDD5 pKa = 2.78 NCKK8 pKa = 8.4 QTNIPEE14 pKa = 4.33 TDD16 pKa = 3.29 NTALEE21 pKa = 4.49 CPIFLQDD28 pKa = 2.8 TCVIVKK34 pKa = 10.28 DD35 pKa = 3.89 GQPFILSDD43 pKa = 3.83 SNISLTEE50 pKa = 3.93 YY51 pKa = 10.7 NEE53 pKa = 3.8 KK54 pKa = 10.66 LIEE57 pKa = 4.16 KK58 pKa = 9.99 LVEE61 pKa = 4.16 FNQKK65 pKa = 7.91 ITLLEE70 pKa = 4.1 NSNPEE75 pKa = 3.92 LMDD78 pKa = 3.74 FSFSIQEE85 pKa = 3.83 TTLALLVSDD94 pKa = 5.34 NIVASIDD101 pKa = 3.73 LQSLITGGVTEE112 pKa = 4.35 AKK114 pKa = 9.89 EE115 pKa = 3.81 VFIAVGGEE123 pKa = 4.1 TTLTLSNNALSTTVNQVSIEE143 pKa = 4.32 GIVQLEE149 pKa = 4.45 GSSNDD154 pKa = 3.28 YY155 pKa = 11.26 SLTNNIVYY163 pKa = 10.16 FSDD166 pKa = 3.52 PLEE169 pKa = 4.51 SGEE172 pKa = 4.07 IVQVIYY178 pKa = 10.65 KK179 pKa = 9.51 YY180 pKa = 11.11
Molecular weight: 19.76 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.769
IPC2_protein 3.808
IPC_protein 3.745
Toseland 3.567
ProMoST 3.884
Dawson 3.719
Bjellqvist 3.872
Wikipedia 3.617
Rodwell 3.579
Grimsley 3.478
Solomon 3.694
Lehninger 3.656
Nozaki 3.834
DTASelect 3.973
Thurlkill 3.605
EMBOSS 3.63
Sillero 3.859
Patrickios 1.837
IPC_peptide 3.694
IPC2_peptide 3.846
IPC2.peptide.svr19 3.782
Protein with the highest isoelectric point:
>tr|A0A0S2MWC7|A0A0S2MWC7_9CAUD Uncharacterized protein OS=Cellulophaga phage phi4:1_18 OX=1747285 GN=Phi4118_009 PE=4 SV=1
MM1 pKa = 7.18 SQQFQKK7 pKa = 10.24 EE8 pKa = 4.31 QKK10 pKa = 8.29 QHH12 pKa = 6.29 SNGSLYY18 pKa = 10.4 RR19 pKa = 11.84 CRR21 pKa = 11.84 EE22 pKa = 3.64 SDD24 pKa = 3.1 ISDD27 pKa = 3.35 TLVYY31 pKa = 10.94 DD32 pKa = 3.82 RR33 pKa = 11.84 FQIVKK38 pKa = 7.86 VTPKK42 pKa = 10.64 GYY44 pKa = 8.75 TIKK47 pKa = 10.03 IWSTTTRR54 pKa = 11.84 WVSSSSKK61 pKa = 10.45 KK62 pKa = 9.96 RR63 pKa = 11.84 FAYY66 pKa = 7.76 KK67 pKa = 9.88 TKK69 pKa = 10.65 EE70 pKa = 3.63 EE71 pKa = 3.97 ALEE74 pKa = 3.97 GFILRR79 pKa = 11.84 KK80 pKa = 9.35 RR81 pKa = 11.84 RR82 pKa = 11.84 QIKK85 pKa = 9.74 ILQAQLSKK93 pKa = 11.12 AKK95 pKa = 10.01 RR96 pKa = 11.84 FLIIAEE102 pKa = 4.28 KK103 pKa = 10.72
Molecular weight: 12.23 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.219
IPC2_protein 9.648
IPC_protein 9.78
Toseland 10.584
ProMoST 10.16
Dawson 10.687
Bjellqvist 10.292
Wikipedia 10.804
Rodwell 11.242
Grimsley 10.716
Solomon 10.716
Lehninger 10.701
Nozaki 10.555
DTASelect 10.292
Thurlkill 10.57
EMBOSS 10.95
Sillero 10.584
Patrickios 10.979
IPC_peptide 10.73
IPC2_peptide 8.843
IPC2.peptide.svr19 8.687
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
197
0
197
45394
33
2289
230.4
26.25
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
5.043 ± 0.153
1.038 ± 0.095
6.129 ± 0.13
8.195 ± 0.269
4.536 ± 0.134
6.003 ± 0.195
1.412 ± 0.09
7.327 ± 0.165
9.169 ± 0.318
8.274 ± 0.179
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
1.967 ± 0.107
6.576 ± 0.233
2.917 ± 0.126
3.071 ± 0.159
3.516 ± 0.118
6.915 ± 0.214
6.518 ± 0.233
5.783 ± 0.148
1.119 ± 0.071
4.494 ± 0.162
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