Enterobacteria phage Hgal1
Average proteome isoelectric point is 8.25
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 4 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|I6XDB9|I6XDB9_9VIRU Putative maturation/attachment protein OS=Enterobacteria phage Hgal1 OX=1206300 PE=4 SV=1
MM1 pKa = 7.6 PQLQNLVLKK10 pKa = 10.77 DD11 pKa = 3.51 RR12 pKa = 11.84 AATPKK17 pKa = 10.32 SHH19 pKa = 6.75 TFTPRR24 pKa = 11.84 NVEE27 pKa = 4.12 QNVGTVVEE35 pKa = 4.6 TTGVPVGEE43 pKa = 4.2 PRR45 pKa = 11.84 FSISLRR51 pKa = 11.84 QTADD55 pKa = 2.63 NYY57 pKa = 10.46 KK58 pKa = 10.53 AEE60 pKa = 4.47 LRR62 pKa = 11.84 LMVPVVQDD70 pKa = 3.17 QIINNVSSPVAVRR83 pKa = 11.84 QAIASATFTFAKK95 pKa = 9.7 TSTEE99 pKa = 3.75 AEE101 pKa = 4.08 RR102 pKa = 11.84 NDD104 pKa = 3.51 IVGMFADD111 pKa = 5.21 ALATDD116 pKa = 3.6 KK117 pKa = 11.08 TLVNDD122 pKa = 4.16 CVVKK126 pKa = 10.9 LGGIYY131 pKa = 10.56 GG132 pKa = 3.65
Molecular weight: 14.28 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 6.337
IPC2_protein 6.186
IPC_protein 6.649
Toseland 6.62
ProMoST 6.795
Dawson 7.0
Bjellqvist 6.561
Wikipedia 6.971
Rodwell 6.942
Grimsley 6.649
Solomon 7.161
Lehninger 7.176
Nozaki 6.927
DTASelect 7.19
Thurlkill 7.205
EMBOSS 7.366
Sillero 7.278
Patrickios 4.762
IPC_peptide 7.161
IPC2_peptide 6.81
IPC2.peptide.svr19 6.906
Protein with the highest isoelectric point:
>tr|I6X3K8|I6X3K8_9VIRU Coat protein OS=Enterobacteria phage Hgal1 OX=1206300 PE=4 SV=1
MM1 pKa = 7.7 ANPRR5 pKa = 11.84 RR6 pKa = 11.84 EE7 pKa = 4.08 TLSVHH12 pKa = 6.26 RR13 pKa = 11.84 FIVTKK18 pKa = 10.51 SQAQFSIRR26 pKa = 11.84 IIRR29 pKa = 11.84 CIRR32 pKa = 11.84 NLLAIAGMLFLLSPIYY48 pKa = 10.29 LDD50 pKa = 4.55 KK51 pKa = 11.02 FIQIYY56 pKa = 10.22 LNAYY60 pKa = 7.19 VVPMTT65 pKa = 4.57
Molecular weight: 7.57 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.322
IPC2_protein 9.999
IPC_protein 10.847
Toseland 10.555
ProMoST 10.409
Dawson 10.73
Bjellqvist 10.526
Wikipedia 10.994
Rodwell 10.847
Grimsley 10.818
Solomon 10.847
Lehninger 10.804
Nozaki 10.555
DTASelect 10.511
Thurlkill 10.599
EMBOSS 10.965
Sillero 10.657
Patrickios 10.657
IPC_peptide 10.847
IPC2_peptide 9.706
IPC2.peptide.svr19 8.083
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
4
0
4
1127
65
523
281.8
31.5
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
7.897 ± 0.439
1.154 ± 0.339
4.969 ± 0.631
4.17 ± 0.361
4.614 ± 0.601
6.122 ± 0.592
1.508 ± 0.32
5.679 ± 0.961
5.59 ± 0.605
9.406 ± 0.471
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
1.686 ± 0.383
5.235 ± 0.487
4.614 ± 0.214
3.549 ± 0.329
6.921 ± 0.363
8.429 ± 0.887
6.477 ± 1.384
7.276 ± 0.907
1.863 ± 0.616
2.839 ± 0.329
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