Bacillus phage SerPounce
Average proteome isoelectric point is 6.18
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 44 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|A0A1X9SHD1|A0A1X9SHD1_9CAUD Uncharacterized protein OS=Bacillus phage SerPounce OX=1983413 GN=SERPOUNCE_10 PE=4 SV=1
MM1 pKa = 7.74 ALQTITLDD9 pKa = 3.59 FTGKK13 pKa = 9.92 IAGSTTQNPNIAYY26 pKa = 9.95 FNDD29 pKa = 3.43 VEE31 pKa = 4.58 FTQLQYY37 pKa = 11.44 DD38 pKa = 3.72 QIFGSEE44 pKa = 4.25 LRR46 pKa = 11.84 VSTNDD51 pKa = 2.81 ILKK54 pKa = 10.6 FEE56 pKa = 4.62 FPVPTEE62 pKa = 3.8 AQINLQSVGIYY73 pKa = 9.97 YY74 pKa = 10.4 KK75 pKa = 10.76 SKK77 pKa = 10.67 LDD79 pKa = 3.44 SGEE82 pKa = 4.08 NEE84 pKa = 4.25 LRR86 pKa = 11.84 SSDD89 pKa = 3.18 KK90 pKa = 11.02 GVYY93 pKa = 10.57 NNDD96 pKa = 2.42 TTMYY100 pKa = 9.25 KK101 pKa = 10.16 QKK103 pKa = 10.61 LLEE106 pKa = 4.4 IYY108 pKa = 10.65 GIDD111 pKa = 4.54 IQDD114 pKa = 3.25 QTIKK118 pKa = 10.89 FNITTTGDD126 pKa = 3.36 YY127 pKa = 10.86 GVYY130 pKa = 9.45 EE131 pKa = 4.48 VKK133 pKa = 10.76 CDD135 pKa = 3.52 VTYY138 pKa = 11.34 DD139 pKa = 3.67 DD140 pKa = 5.31 AGLNIYY146 pKa = 9.46 GGQYY150 pKa = 10.0 QYY152 pKa = 11.55 SDD154 pKa = 3.0 TGGVVVTVPIQNKK167 pKa = 9.11 KK168 pKa = 10.52 LEE170 pKa = 4.68 EE171 pKa = 3.95 ITTEE175 pKa = 4.39 LEE177 pKa = 3.7 GRR179 pKa = 11.84 PANSVTNVTFAQVGTEE195 pKa = 3.92 LVPP198 pKa = 4.06
Molecular weight: 22.08 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 4.066
IPC2_protein 4.228
IPC_protein 4.164
Toseland 3.973
ProMoST 4.304
Dawson 4.139
Bjellqvist 4.291
Wikipedia 4.037
Rodwell 3.999
Grimsley 3.884
Solomon 4.126
Lehninger 4.088
Nozaki 4.24
DTASelect 4.431
Thurlkill 4.012
EMBOSS 4.05
Sillero 4.279
Patrickios 2.778
IPC_peptide 4.126
IPC2_peptide 4.266
IPC2.peptide.svr19 4.181
Protein with the highest isoelectric point:
>tr|A0A1X9SHE0|A0A1X9SHE0_9CAUD Uncharacterized protein OS=Bacillus phage SerPounce OX=1983413 GN=SERPOUNCE_17 PE=4 SV=1
MM1 pKa = 7.27 KK2 pKa = 10.27 RR3 pKa = 11.84 QVRR6 pKa = 11.84 VILKK10 pKa = 9.77 HH11 pKa = 6.32 KK12 pKa = 10.5 KK13 pKa = 9.8 FLEE16 pKa = 4.19 KK17 pKa = 10.52 LLKK20 pKa = 10.66 RR21 pKa = 11.84 NINLRR26 pKa = 11.84 KK27 pKa = 9.45 NFRR30 pKa = 11.84 FNQHH34 pKa = 4.57 YY35 pKa = 10.64 LKK37 pKa = 10.31 IIKK40 pKa = 9.54 EE41 pKa = 4.09 LEE43 pKa = 3.68 KK44 pKa = 10.51 WGVKK48 pKa = 8.47 LL49 pKa = 4.7
Molecular weight: 6.22 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.227
IPC2_protein 10.131
IPC_protein 10.965
Toseland 11.433
ProMoST 11.345
Dawson 11.462
Bjellqvist 11.213
Wikipedia 11.725
Rodwell 11.842
Grimsley 11.491
Solomon 11.696
Lehninger 11.652
Nozaki 11.403
DTASelect 11.213
Thurlkill 11.403
EMBOSS 11.857
Sillero 11.403
Patrickios 11.579
IPC_peptide 11.711
IPC2_peptide 10.145
IPC2.peptide.svr19 8.472
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
44
0
44
7555
40
726
171.7
19.84
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
4.262 ± 0.354
1.032 ± 0.159
6.539 ± 0.273
8.259 ± 0.605
4.633 ± 0.355
6.38 ± 0.408
1.496 ± 0.164
7.346 ± 0.346
9.755 ± 0.62
7.055 ± 0.337
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
3.283 ± 0.257
6.87 ± 0.356
2.303 ± 0.233
3.309 ± 0.327
4.064 ± 0.307
5.387 ± 0.26
5.692 ± 0.481
6.181 ± 0.399
1.244 ± 0.186
4.911 ± 0.227
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