Escherichia phage mEp234
Average proteome isoelectric point is 7.08
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 61 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|K7PH49|K7PH49_9CAUD Late gene regulator Q OS=Escherichia phage mEp234 OX=1147157 GN=mEp234_053 PE=3 SV=1
MM1 pKa = 7.18 TMDD4 pKa = 4.01 YY5 pKa = 10.91 SQLSDD10 pKa = 3.38 FEE12 pKa = 4.82 INKK15 pKa = 9.58 RR16 pKa = 11.84 VAICCGFAPEE26 pKa = 4.42 DD27 pKa = 3.82 CEE29 pKa = 4.06 IAKK32 pKa = 10.45 LGTSIVGVEE41 pKa = 3.81 WDD43 pKa = 4.72 DD44 pKa = 3.5 EE45 pKa = 4.13 TGYY48 pKa = 11.09 AIKK51 pKa = 9.63 TVDD54 pKa = 3.32 YY55 pKa = 10.45 CKK57 pKa = 10.28 RR58 pKa = 11.84 PSDD61 pKa = 3.32 AWPIITEE68 pKa = 4.09 NNISIILDD76 pKa = 3.81 NPSMPCATDD85 pKa = 3.23 NARR88 pKa = 11.84 DD89 pKa = 3.79 LFDD92 pKa = 5.03 DD93 pKa = 4.5 AGPNVGVAYY102 pKa = 9.96 DD103 pKa = 3.76 NPLRR107 pKa = 11.84 AAMIVFLMIQDD118 pKa = 3.81 ANNAA122 pKa = 3.77
Molecular weight: 13.42 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.739
IPC2_protein 3.872
IPC_protein 3.846
Toseland 3.63
ProMoST 4.024
Dawson 3.846
Bjellqvist 4.012
Wikipedia 3.808
Rodwell 3.668
Grimsley 3.541
Solomon 3.834
Lehninger 3.795
Nozaki 3.973
DTASelect 4.228
Thurlkill 3.694
EMBOSS 3.821
Sillero 3.973
Patrickios 1.914
IPC_peptide 3.834
IPC2_peptide 3.948
IPC2.peptide.svr19 3.867
Protein with the highest isoelectric point:
>tr|K7PHM0|K7PHM0_9CAUD Prophage anti-repressor OS=Escherichia phage mEp234 OX=1147157 GN=mEp234_040 PE=4 SV=1
MM1 pKa = 7.26 TRR3 pKa = 11.84 RR4 pKa = 11.84 TQFKK8 pKa = 9.33 GNSRR12 pKa = 11.84 SRR14 pKa = 11.84 RR15 pKa = 11.84 RR16 pKa = 11.84 EE17 pKa = 3.62 RR18 pKa = 11.84 LKK20 pKa = 11.17 AKK22 pKa = 10.38 ALANGVLARR31 pKa = 11.84 EE32 pKa = 4.21 EE33 pKa = 4.75 AISSEE38 pKa = 4.23 VLHH41 pKa = 6.83 RR42 pKa = 11.84 PTLSRR47 pKa = 11.84 AQIQAKK53 pKa = 8.11 GTHH56 pKa = 5.29 EE57 pKa = 4.03 TPEE60 pKa = 4.7 RR61 pKa = 11.84 IEE63 pKa = 3.89 DD64 pKa = 3.57 AKK66 pKa = 10.63 PIKK69 pKa = 10.49 FMAQDD74 pKa = 3.8 VIWQQKK80 pKa = 6.5 EE81 pKa = 3.56 YY82 pKa = 10.85 RR83 pKa = 11.84 RR84 pKa = 11.84 NLEE87 pKa = 3.51 RR88 pKa = 11.84 AAIVYY93 pKa = 10.49 ANEE96 pKa = 3.94 FGHH99 pKa = 6.18 RR100 pKa = 11.84 QPEE103 pKa = 4.42 TGVCLPNVALYY114 pKa = 10.32 AAGYY118 pKa = 9.13 RR119 pKa = 11.84 KK120 pKa = 9.93 SKK122 pKa = 10.61 QLTARR127 pKa = 3.76
Molecular weight: 14.62 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.335
IPC2_protein 9.736
IPC_protein 10.584
Toseland 10.804
ProMoST 10.73
Dawson 10.877
Bjellqvist 10.599
Wikipedia 11.096
Rodwell 11.096
Grimsley 10.921
Solomon 11.023
Lehninger 10.994
Nozaki 10.774
DTASelect 10.599
Thurlkill 10.789
EMBOSS 11.213
Sillero 10.818
Patrickios 10.818
IPC_peptide 11.023
IPC2_peptide 9.487
IPC2.peptide.svr19 8.701
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
61
0
61
11826
26
1151
193.9
21.53
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
9.97 ± 0.61
1.15 ± 0.169
5.877 ± 0.262
6.325 ± 0.529
3.408 ± 0.183
7.23 ± 0.383
1.573 ± 0.205
5.632 ± 0.2
5.911 ± 0.355
7.712 ± 0.277
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.706 ± 0.183
4.702 ± 0.231
3.594 ± 0.272
4.676 ± 0.306
6.139 ± 0.327
6.815 ± 0.345
5.826 ± 0.299
6.147 ± 0.272
1.598 ± 0.158
3.01 ± 0.182
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