Escherichia phage phiKT
Average proteome isoelectric point is 6.48
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 31 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|H6VUC0|H6VUC0_9CAUD Uncharacterized protein OS=Escherichia phage phiKT OX=1141519 GN=phiKT_00025 PE=4 SV=1
MM1 pKa = 8.03 AITFYY6 pKa = 10.48 ATNNFTGDD14 pKa = 3.27 GTTVNWNINFADD26 pKa = 4.97 GYY28 pKa = 10.67 IDD30 pKa = 3.54 TTDD33 pKa = 2.79 VKK35 pKa = 11.02 ARR37 pKa = 11.84 YY38 pKa = 9.24 LDD40 pKa = 3.62 NTGSYY45 pKa = 10.68 VDD47 pKa = 3.62 IAISSVAGNVVTISPAVADD66 pKa = 3.99 GQEE69 pKa = 3.81 FQIYY73 pKa = 10.01 RR74 pKa = 11.84 DD75 pKa = 3.64 TEE77 pKa = 3.86 KK78 pKa = 10.73 RR79 pKa = 11.84 FPLVDD84 pKa = 4.55 FSDD87 pKa = 4.14 GAILNEE93 pKa = 4.32 TNLDD97 pKa = 3.78 TLATQAVMVSAEE109 pKa = 5.25 AFDD112 pKa = 3.66 QSNNGVRR119 pKa = 11.84 IAGDD123 pKa = 3.59 SLTIAQGIDD132 pKa = 2.95 AKK134 pKa = 11.17 AQLALDD140 pKa = 3.7 NSEE143 pKa = 4.45 AAVATANGIDD153 pKa = 4.02 GKK155 pKa = 10.93 AQTALNTAAAAVATANAATSTAAGAVSTANTALSTANDD193 pKa = 4.0 AADD196 pKa = 4.1 DD197 pKa = 3.97 AATAVTTANAAVTTANAATTTANAASAAASAATTTANNAANDD239 pKa = 3.57 AATAVSTANTALSTANTASTNASTAVSTANAAKK272 pKa = 9.04 ATAEE276 pKa = 4.5 GIEE279 pKa = 4.14 AKK281 pKa = 10.44 ADD283 pKa = 3.45 SALAASANAVTTANAAEE300 pKa = 4.13 ATANAIDD307 pKa = 4.53 GKK309 pKa = 10.17 ATDD312 pKa = 4.46 ALNTADD318 pKa = 4.59 AAEE321 pKa = 4.33 ATANTAAATASSAAADD337 pKa = 3.49 ASTALSTVTAADD349 pKa = 3.75 TKK351 pKa = 11.29 AQTALDD357 pKa = 4.44 NIASLDD363 pKa = 3.49 AATMKK368 pKa = 10.53 KK369 pKa = 10.04 AANLSDD375 pKa = 3.59 IADD378 pKa = 4.07 KK379 pKa = 10.83 AAAWLNVRR387 pKa = 11.84 PIGSTPLAGDD397 pKa = 3.32 PVGDD401 pKa = 3.51 YY402 pKa = 11.38 DD403 pKa = 4.84 AVTKK407 pKa = 10.42 RR408 pKa = 11.84 WVEE411 pKa = 3.74 NLINTGTVGPTMNGVMNYY429 pKa = 10.14 GVGDD433 pKa = 3.36 FHH435 pKa = 8.87 LRR437 pKa = 11.84 DD438 pKa = 3.4 SRR440 pKa = 11.84 AYY442 pKa = 7.64 IQPYY446 pKa = 9.33 EE447 pKa = 4.22 VVSDD451 pKa = 3.9 GQLLNRR457 pKa = 11.84 ADD459 pKa = 3.96 WPEE462 pKa = 3.82 LWSYY466 pKa = 11.67 AQMLSPITDD475 pKa = 4.18 ADD477 pKa = 3.72 WLADD481 pKa = 3.52 PQKK484 pKa = 10.32 RR485 pKa = 11.84 GKK487 pKa = 10.55 YY488 pKa = 9.69 SLGNGATTFRR498 pKa = 11.84 VPDD501 pKa = 3.77 RR502 pKa = 11.84 NGVQAGSIAALFGRR516 pKa = 11.84 GDD518 pKa = 3.85 GGVSSSDD525 pKa = 3.19 GTILDD530 pKa = 3.74 SAAPNITGSFGRR542 pKa = 11.84 LVYY545 pKa = 10.79 ASTGTIYY552 pKa = 10.59 EE553 pKa = 4.57 GNTGTGAFSAFSPQAKK569 pKa = 7.99 YY570 pKa = 11.16 KK571 pKa = 10.7 KK572 pKa = 9.63 MSDD575 pKa = 3.48 LSSIDD580 pKa = 3.45 AQAAEE585 pKa = 4.43 YY586 pKa = 9.64 PSGYY590 pKa = 10.61 EE591 pKa = 3.68 FFASNSSPVYY601 pKa = 10.27 GRR603 pKa = 11.84 GSTEE607 pKa = 3.58 VRR609 pKa = 11.84 PKK611 pKa = 10.88 AFTGVWVIRR620 pKa = 11.84 ASGGFVAANTLWSVINGDD638 pKa = 3.25 ATKK641 pKa = 9.8 PANNTSVNGGEE652 pKa = 4.02 IQSEE656 pKa = 4.37 YY657 pKa = 10.76 RR658 pKa = 11.84 IGTQVEE664 pKa = 4.97 GKK666 pKa = 8.65 TSLRR670 pKa = 11.84 FVGTIGQAYY679 pKa = 8.94 AARR682 pKa = 11.84 LNVSNNSNTNAFIYY696 pKa = 10.83 DD697 pKa = 3.33 FDD699 pKa = 3.98 EE700 pKa = 4.44 YY701 pKa = 11.64 GRR703 pKa = 11.84 VNFGKK708 pKa = 9.56 PGGVIKK714 pKa = 10.98 SGDD717 pKa = 3.3 ITLDD721 pKa = 3.19 MASNGDD727 pKa = 3.81 FYY729 pKa = 11.68 VTTTRR734 pKa = 11.84 LRR736 pKa = 11.84 VEE738 pKa = 4.53 HH739 pKa = 6.51 PTSGGQTMGISTQGGANRR757 pKa = 11.84 GADD760 pKa = 3.37 QGWFEE765 pKa = 4.38 HH766 pKa = 6.49 WGNSYY771 pKa = 11.26 GGGSDD776 pKa = 3.09 KK777 pKa = 11.24 SRR779 pKa = 11.84 ATVVEE784 pKa = 4.08 LKK786 pKa = 10.52 IGTGYY791 pKa = 11.22 AWYY794 pKa = 9.32 SQKK797 pKa = 10.58 LASGVYY803 pKa = 6.28 EE804 pKa = 4.06 TRR806 pKa = 11.84 FASAIYY812 pKa = 8.52 ATAFTQNSDD821 pKa = 3.04 EE822 pKa = 4.51 RR823 pKa = 11.84 IKK825 pKa = 11.2 EE826 pKa = 4.05 NIEE829 pKa = 4.38 RR830 pKa = 11.84 ISDD833 pKa = 3.77 PLEE836 pKa = 3.81 KK837 pKa = 9.72 MKK839 pKa = 10.56 QIKK842 pKa = 9.23 GVSWNFKK849 pKa = 8.91 TVGNAKK855 pKa = 10.08 GYY857 pKa = 10.78 GFIAQDD863 pKa = 3.51 VEE865 pKa = 4.52 RR866 pKa = 11.84 VLPEE870 pKa = 3.84 AVSVGGGEE878 pKa = 5.14 LEE880 pKa = 4.25 LTDD883 pKa = 3.67 GTKK886 pKa = 10.39 VSDD889 pKa = 3.75 VKK891 pKa = 11.11 SVNTSGVAAALHH903 pKa = 6.37 HH904 pKa = 5.75 EE905 pKa = 5.0 AILALMDD912 pKa = 3.57 KK913 pKa = 11.04 VEE915 pKa = 4.11 ALEE918 pKa = 4.07 ARR920 pKa = 11.84 IAEE923 pKa = 4.42 LTSQQ927 pKa = 3.58
Molecular weight: 95.38 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 4.595
IPC2_protein 4.52
IPC_protein 4.507
Toseland 4.317
ProMoST 4.635
Dawson 4.469
Bjellqvist 4.622
Wikipedia 4.38
Rodwell 4.342
Grimsley 4.228
Solomon 4.469
Lehninger 4.431
Nozaki 4.571
DTASelect 4.8
Thurlkill 4.342
EMBOSS 4.393
Sillero 4.622
Patrickios 3.986
IPC_peptide 4.469
IPC2_peptide 4.609
IPC2.peptide.svr19 4.565
Protein with the highest isoelectric point:
>tr|H6VUA2|H6VUA2_9CAUD Uncharacterized protein OS=Escherichia phage phiKT OX=1141519 GN=phiKT_0007 PE=4 SV=1
MM1 pKa = 7.58 GEE3 pKa = 4.71 CIEE6 pKa = 4.25 HH7 pKa = 5.58 TQVGDD12 pKa = 3.39 LFGYY16 pKa = 10.89 ANTRR20 pKa = 11.84 RR21 pKa = 11.84 GGRR24 pKa = 11.84 PMKK27 pKa = 9.1 MHH29 pKa = 6.86 RR30 pKa = 11.84 AVFLDD35 pKa = 2.89 VHH37 pKa = 6.67 GYY39 pKa = 8.6 LPEE42 pKa = 4.32 VVRR45 pKa = 11.84 HH46 pKa = 5.15 TCDD49 pKa = 2.85 NPRR52 pKa = 11.84 CINPEE57 pKa = 3.79 HH58 pKa = 6.85 LLAGTQKK65 pKa = 11.42 DD66 pKa = 3.56 NMRR69 pKa = 11.84 DD70 pKa = 3.36 CVEE73 pKa = 4.23 RR74 pKa = 11.84 GRR76 pKa = 11.84 RR77 pKa = 11.84 TPPPRR82 pKa = 11.84 HH83 pKa = 5.89 NKK85 pKa = 9.84 LSQEE89 pKa = 3.9 QVLEE93 pKa = 4.07 IRR95 pKa = 11.84 RR96 pKa = 11.84 GTTPAKK102 pKa = 10.48 DD103 pKa = 2.98 LAEE106 pKa = 4.14 RR107 pKa = 11.84 FGVSKK112 pKa = 9.47 VTIYY116 pKa = 10.86 NVRR119 pKa = 11.84 KK120 pKa = 9.79 LKK122 pKa = 10.36 RR123 pKa = 11.84 GYY125 pKa = 9.71 YY126 pKa = 9.85 HH127 pKa = 7.36 GG128 pKa = 4.4
Molecular weight: 14.75 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.23
IPC2_protein 9.121
IPC_protein 9.253
Toseland 9.736
ProMoST 9.545
Dawson 10.014
Bjellqvist 9.78
Wikipedia 10.204
Rodwell 10.218
Grimsley 10.087
Solomon 10.058
Lehninger 10.028
Nozaki 9.897
DTASelect 9.721
Thurlkill 9.853
EMBOSS 10.175
Sillero 9.97
Patrickios 7.6
IPC_peptide 10.058
IPC2_peptide 8.829
IPC2.peptide.svr19 7.96
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
31
0
31
11231
36
1400
362.3
39.92
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
10.275 ± 0.852
0.837 ± 0.189
6.135 ± 0.25
5.743 ± 0.4
3.428 ± 0.193
7.648 ± 0.331
1.834 ± 0.245
4.888 ± 0.222
5.529 ± 0.408
7.782 ± 0.333
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.992 ± 0.323
4.425 ± 0.288
3.998 ± 0.314
4.461 ± 0.464
5.218 ± 0.273
6.34 ± 0.366
6.58 ± 0.423
6.963 ± 0.354
1.416 ± 0.106
3.508 ± 0.181
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