Lactococcus phage phi7
Average proteome isoelectric point is 6.31
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 57 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|R9R1R5|R9R1R5_9CAUD Uncharacterized protein OS=Lactococcus phage phi7 OX=1262538 GN=phi7_0014 PE=4 SV=1
MM1 pKa = 7.69 KK2 pKa = 10.35 EE3 pKa = 3.45 FDD5 pKa = 5.87 SYY7 pKa = 11.48 IDD9 pKa = 3.33 WYY11 pKa = 11.58 NNLLTMPLNDD21 pKa = 3.86 VILGVKK27 pKa = 8.96 DD28 pKa = 3.57 TIEE31 pKa = 4.55 DD32 pKa = 3.52 KK33 pKa = 10.66 TVYY36 pKa = 10.62 LSLSDD41 pKa = 3.95 SKK43 pKa = 10.99 VLKK46 pKa = 9.75 MDD48 pKa = 3.09 NTSFVMGYY56 pKa = 9.13 YY57 pKa = 8.74 YY58 pKa = 10.45 QVVLSVKK65 pKa = 10.52 DD66 pKa = 3.51 VDD68 pKa = 4.41 DD69 pKa = 4.44 EE70 pKa = 4.64 LVGLVGNVLQNGWNMTNWSEE90 pKa = 4.32 NSHH93 pKa = 6.58 LYY95 pKa = 10.7 NYY97 pKa = 8.61 TGTVYY102 pKa = 10.42 LPCGAGGQAWQQ113 pKa = 3.59
Molecular weight: 12.87 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.93
IPC2_protein 4.088
IPC_protein 4.024
Toseland 3.808
ProMoST 4.202
Dawson 4.024
Bjellqvist 4.19
Wikipedia 3.986
Rodwell 3.859
Grimsley 3.719
Solomon 4.012
Lehninger 3.973
Nozaki 4.151
DTASelect 4.406
Thurlkill 3.884
EMBOSS 3.999
Sillero 4.151
Patrickios 0.426
IPC_peptide 4.012
IPC2_peptide 4.126
IPC2.peptide.svr19 4.025
Protein with the highest isoelectric point:
>tr|R9R1L1|R9R1L1_9CAUD Uncharacterized protein OS=Lactococcus phage phi7 OX=1262538 GN=phi7_0033 PE=4 SV=1
MM1 pKa = 7.53 CEE3 pKa = 3.53 KK4 pKa = 10.44 RR5 pKa = 11.84 KK6 pKa = 6.89 YY7 pKa = 8.68 TKK9 pKa = 9.93 MGALYY14 pKa = 10.54 SIVNAQHH21 pKa = 5.96 NKK23 pKa = 9.26 KK24 pKa = 9.98 KK25 pKa = 10.46 AGKK28 pKa = 8.52 IPVRR32 pKa = 11.84 AYY34 pKa = 9.69 HH35 pKa = 6.61 CKK37 pKa = 8.93 WCNLYY42 pKa = 10.43 HH43 pKa = 7.32 LSSQQRR49 pKa = 11.84 LNIKK53 pKa = 9.21 TGVIGG58 pKa = 3.97
Molecular weight: 6.71 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.213
IPC2_protein 9.633
IPC_protein 9.604
Toseland 10.292
ProMoST 9.882
Dawson 10.438
Bjellqvist 10.087
Wikipedia 10.584
Rodwell 11.096
Grimsley 10.496
Solomon 10.467
Lehninger 10.438
Nozaki 10.306
DTASelect 10.072
Thurlkill 10.306
EMBOSS 10.672
Sillero 10.365
Patrickios 10.847
IPC_peptide 10.467
IPC2_peptide 8.96
IPC2.peptide.svr19 8.458
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
57
0
57
9743
36
916
170.9
19.48
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
5.604 ± 0.537
0.729 ± 0.152
5.604 ± 0.212
7.688 ± 0.605
4.311 ± 0.26
6.302 ± 0.486
1.252 ± 0.155
7.103 ± 0.304
9.022 ± 0.507
8.868 ± 0.342
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.474 ± 0.172
6.713 ± 0.345
2.279 ± 0.23
3.715 ± 0.298
3.367 ± 0.239
6.374 ± 0.392
6.415 ± 0.308
6.199 ± 0.288
1.55 ± 0.123
4.434 ± 0.37
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