Bacillus mesophilus
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 4152 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|A0A6M0QBE8|A0A6M0QBE8_9BACI Pyridoxamine 5'-phosphate oxidase OS=Bacillus mesophilus OX=1808955 GN=G4D63_18175 PE=4 SV=1
MM1 pKa = 7.44 SLEE4 pKa = 3.87 WFHH7 pKa = 8.81 RR8 pKa = 11.84 MEE10 pKa = 4.11 NAVRR14 pKa = 11.84 ISLPDD19 pKa = 3.25 LCEE22 pKa = 4.38 SFDD25 pKa = 3.57 EE26 pKa = 5.12 FEE28 pKa = 5.19 ILFDD32 pKa = 4.48 TNTTTYY38 pKa = 9.32 NPEE41 pKa = 4.27 YY42 pKa = 9.64 IFSIQTVDD50 pKa = 4.05 DD51 pKa = 4.31 VEE53 pKa = 4.5 DD54 pKa = 3.78 FCIISFDD61 pKa = 3.61 PTNQEE66 pKa = 3.72 FFSFYY71 pKa = 10.39 YY72 pKa = 10.5 HH73 pKa = 7.25 EE74 pKa = 4.72 EE75 pKa = 3.74 LDD77 pKa = 3.71 IQSKK81 pKa = 9.95 VLFRR85 pKa = 11.84 DD86 pKa = 2.99 ADD88 pKa = 4.06 EE89 pKa = 4.2 ILGYY93 pKa = 9.97 VHH95 pKa = 7.0 ATFHH99 pKa = 6.73 EE100 pKa = 4.7 YY101 pKa = 10.11 IGDD104 pKa = 3.56 IDD106 pKa = 4.07 EE107 pKa = 5.86 DD108 pKa = 3.94 EE109 pKa = 4.86 LLEE112 pKa = 4.57 EE113 pKa = 5.61 DD114 pKa = 4.97 LDD116 pKa = 3.97 EE117 pKa = 5.52 LGNHH121 pKa = 6.74 LYY123 pKa = 10.91 EE124 pKa = 5.26 EE125 pKa = 4.56 ISDD128 pKa = 3.82 DD129 pKa = 4.72 QEE131 pKa = 4.25 FQSSEE136 pKa = 4.09 FVGDD140 pKa = 5.01 DD141 pKa = 3.48 LDD143 pKa = 3.95 EE144 pKa = 4.68 LKK146 pKa = 9.83 EE147 pKa = 4.19 TIEE150 pKa = 4.17 WISNDD155 pKa = 2.95 KK156 pKa = 10.38 HH157 pKa = 7.2 LHH159 pKa = 5.67 IEE161 pKa = 4.14 DD162 pKa = 4.27 EE163 pKa = 4.24 EE164 pKa = 5.11 RR165 pKa = 11.84 DD166 pKa = 3.5 QYY168 pKa = 11.5 SIHH171 pKa = 6.55 LRR173 pKa = 11.84 LGRR176 pKa = 11.84 DD177 pKa = 2.95 IEE179 pKa = 4.4 TGDD182 pKa = 3.39 GVLYY186 pKa = 10.32 RR187 pKa = 11.84 HH188 pKa = 6.98 TIMKK192 pKa = 9.93 HH193 pKa = 5.12 DD194 pKa = 4.11 EE195 pKa = 3.97 EE196 pKa = 7.23 DD197 pKa = 3.94 IEE199 pKa = 5.57 DD200 pKa = 3.56 EE201 pKa = 4.13 MIFYY205 pKa = 10.52 FKK207 pKa = 10.47 EE208 pKa = 4.17 DD209 pKa = 3.23 EE210 pKa = 4.25 AGYY213 pKa = 9.99 IAEE216 pKa = 4.97 LFNEE220 pKa = 4.65 FTGQNHH226 pKa = 6.22 INHH229 pKa = 7.16
Molecular weight: 27.39 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.77
IPC2_protein 3.923
IPC_protein 3.91
Toseland 3.719
ProMoST 4.037
Dawson 3.884
Bjellqvist 4.037
Wikipedia 3.77
Rodwell 3.745
Grimsley 3.63
Solomon 3.872
Lehninger 3.834
Nozaki 3.986
DTASelect 4.164
Thurlkill 3.745
EMBOSS 3.783
Sillero 4.024
Patrickios 1.888
IPC_peptide 3.872
IPC2_peptide 4.012
IPC2.peptide.svr19 3.924
Protein with the highest isoelectric point:
>tr|A0A6M0QBR3|A0A6M0QBR3_9BACI Uncharacterized protein OS=Bacillus mesophilus OX=1808955 GN=G4D63_18835 PE=4 SV=1
MM1 pKa = 7.44 KK2 pKa = 9.59 RR3 pKa = 11.84 TFQPNKK9 pKa = 8.24 RR10 pKa = 11.84 KK11 pKa = 9.6 RR12 pKa = 11.84 SKK14 pKa = 9.59 VHH16 pKa = 5.83 GFRR19 pKa = 11.84 SRR21 pKa = 11.84 MSSANGRR28 pKa = 11.84 KK29 pKa = 8.7 VLARR33 pKa = 11.84 RR34 pKa = 11.84 RR35 pKa = 11.84 QRR37 pKa = 11.84 GRR39 pKa = 11.84 KK40 pKa = 8.8 VLSAA44 pKa = 4.11
Molecular weight: 5.23 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.523
IPC2_protein 11.257
IPC_protein 12.837
Toseland 13.013
ProMoST 13.495
Dawson 13.013
Bjellqvist 12.998
Wikipedia 13.481
Rodwell 12.705
Grimsley 13.042
Solomon 13.51
Lehninger 13.408
Nozaki 13.013
DTASelect 12.998
Thurlkill 13.013
EMBOSS 13.51
Sillero 13.013
Patrickios 12.427
IPC_peptide 13.51
IPC2_peptide 12.486
IPC2.peptide.svr19 9.173
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
4152
0
4152
1182166
20
1681
284.7
32.04
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
6.331 ± 0.041
0.678 ± 0.01
4.974 ± 0.03
7.652 ± 0.04
4.63 ± 0.034
6.756 ± 0.044
2.133 ± 0.018
8.138 ± 0.041
6.721 ± 0.035
10.055 ± 0.04
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.649 ± 0.019
4.48 ± 0.028
3.557 ± 0.024
3.824 ± 0.027
3.865 ± 0.029
6.263 ± 0.031
5.53 ± 0.029
7.159 ± 0.031
0.997 ± 0.014
3.608 ± 0.027
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