Candidatus Babela massiliensis
Average proteome isoelectric point is 7.28
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 981 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|V6DJL4|V6DJL4_9BACT Tfp pilus assembly protein ATPase PilM OS=Candidatus Babela massiliensis OX=673862 GN=BABL1_gene_309 PE=4 SV=1
MM1 pKa = 7.24 NKK3 pKa = 9.74 KK4 pKa = 10.2 FLFLLIALPTIPACFWRR21 pKa = 11.84 RR22 pKa = 11.84 SPVNNCIVSEE32 pKa = 4.01 PAPVEE37 pKa = 3.82 IVEE40 pKa = 4.08 PCNDD44 pKa = 3.1 YY45 pKa = 10.93 KK46 pKa = 11.6 YY47 pKa = 9.88 NAEE50 pKa = 4.1 VQSYY54 pKa = 9.28 QPSCQDD60 pKa = 3.08 TQYY63 pKa = 11.58 VNLAPEE69 pKa = 4.41 TQCFDD74 pKa = 3.76 NLVEE78 pKa = 4.48 ADD80 pKa = 3.66 EE81 pKa = 4.52 YY82 pKa = 11.16 EE83 pKa = 4.35 YY84 pKa = 11.13 EE85 pKa = 4.11 PLVAEE90 pKa = 4.3 SHH92 pKa = 6.69 DD93 pKa = 4.49 LGYY96 pKa = 10.85 LYY98 pKa = 10.26 QDD100 pKa = 4.05 EE101 pKa = 5.18 DD102 pKa = 3.9 DD103 pKa = 4.25 CDD105 pKa = 3.73 EE106 pKa = 4.48 YY107 pKa = 11.13 EE108 pKa = 4.39 YY109 pKa = 10.85 EE110 pKa = 4.44 YY111 pKa = 11.36 ADD113 pKa = 3.71 EE114 pKa = 5.82 DD115 pKa = 4.28 DD116 pKa = 4.83 YY117 pKa = 12.17 EE118 pKa = 4.23 NAPIEE123 pKa = 4.18 NVEE126 pKa = 4.03 YY127 pKa = 10.65 KK128 pKa = 10.5 ADD130 pKa = 3.76 YY131 pKa = 10.71 GDD133 pKa = 5.09 DD134 pKa = 4.02 YY135 pKa = 11.49 EE136 pKa = 4.34 PQYY139 pKa = 11.76 ANQEE143 pKa = 4.17 DD144 pKa = 4.5 AQDD147 pKa = 3.57 LDD149 pKa = 3.9 YY150 pKa = 10.96 TQTEE154 pKa = 4.36 EE155 pKa = 4.3 EE156 pKa = 4.75 LEE158 pKa = 3.91 NDD160 pKa = 3.84 YY161 pKa = 11.45 EE162 pKa = 4.4 QDD164 pKa = 3.09 QDD166 pKa = 4.17 NNDD169 pKa = 3.52 HH170 pKa = 6.67 EE171 pKa = 5.02 EE172 pKa = 3.93 EE173 pKa = 4.28 FEE175 pKa = 4.12 NDD177 pKa = 3.23 EE178 pKa = 4.98 QEE180 pKa = 6.07 DD181 pKa = 3.85 SDD183 pKa = 4.86 EE184 pKa = 5.95 DD185 pKa = 4.39 DD186 pKa = 4.93 DD187 pKa = 6.76 LEE189 pKa = 6.24 LGDD192 pKa = 4.35 LAEE195 pKa = 4.48 LEE197 pKa = 4.24 EE198 pKa = 4.95 PGFKK202 pKa = 10.41 EE203 pKa = 4.33 IIFNFNEE210 pKa = 4.08 KK211 pKa = 10.04 EE212 pKa = 3.95 IKK214 pKa = 10.13 NDD216 pKa = 3.34 QEE218 pKa = 4.4 EE219 pKa = 4.29 MLKK222 pKa = 11.07 NNLGKK227 pKa = 10.11 IKK229 pKa = 10.22 QLALSGHH236 pKa = 6.15 KK237 pKa = 10.01 IVVEE241 pKa = 4.01 GHH243 pKa = 6.76 ANQTPDD249 pKa = 4.51 SEE251 pKa = 5.23 DD252 pKa = 3.4 NNLTISRR259 pKa = 11.84 QRR261 pKa = 11.84 AEE263 pKa = 4.04 SVANYY268 pKa = 9.58 LVQNGIDD275 pKa = 3.51 QEE277 pKa = 4.69 DD278 pKa = 3.88 IQILAHH284 pKa = 6.11 GSKK287 pKa = 9.62 MPLIEE292 pKa = 4.15 EE293 pKa = 4.17 NGIEE297 pKa = 4.22 GQSLNSRR304 pKa = 11.84 VEE306 pKa = 3.72 IYY308 pKa = 10.28 SYY310 pKa = 11.51 KK311 pKa = 10.25 EE312 pKa = 3.52 AA313 pKa = 5.32
Molecular weight: 36.27 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.785
IPC2_protein 3.745
IPC_protein 3.732
Toseland 3.541
ProMoST 3.859
Dawson 3.706
Bjellqvist 3.859
Wikipedia 3.592
Rodwell 3.567
Grimsley 3.439
Solomon 3.694
Lehninger 3.656
Nozaki 3.808
DTASelect 3.973
Thurlkill 3.567
EMBOSS 3.605
Sillero 3.846
Patrickios 0.477
IPC_peptide 3.694
IPC2_peptide 3.834
IPC2.peptide.svr19 3.772
Protein with the highest isoelectric point:
>tr|V6DFB9|V6DFB9_9BACT Ankyrin repeats containing protein OS=Candidatus Babela massiliensis OX=673862 GN=ankX_10 PE=4 SV=1
MM1 pKa = 7.82 SITFKK6 pKa = 10.94 LKK8 pKa = 9.45 RR9 pKa = 11.84 KK10 pKa = 8.98 KK11 pKa = 10.21 RR12 pKa = 11.84 NRR14 pKa = 11.84 KK15 pKa = 8.84 HH16 pKa = 6.31 GFLKK20 pKa = 10.64 RR21 pKa = 11.84 MATHH25 pKa = 7.58 DD26 pKa = 2.99 GRR28 pKa = 11.84 KK29 pKa = 7.91 IVKK32 pKa = 9.34 RR33 pKa = 11.84 RR34 pKa = 11.84 RR35 pKa = 11.84 ASGRR39 pKa = 11.84 KK40 pKa = 9.1 RR41 pKa = 11.84 IAVHH45 pKa = 6.34 AA46 pKa = 4.58
Molecular weight: 5.53 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.407
IPC2_protein 10.877
IPC_protein 12.442
Toseland 12.618
ProMoST 13.1
Dawson 12.618
Bjellqvist 12.603
Wikipedia 13.086
Rodwell 12.427
Grimsley 12.661
Solomon 13.115
Lehninger 13.013
Nozaki 12.618
DTASelect 12.603
Thurlkill 12.618
EMBOSS 13.115
Sillero 12.618
Patrickios 12.149
IPC_peptide 13.115
IPC2_peptide 12.091
IPC2.peptide.svr19 9.037
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
981
0
981
326148
34
2683
332.5
37.94
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
5.251 ± 0.065
1.113 ± 0.034
5.297 ± 0.057
5.96 ± 0.101
4.887 ± 0.075
4.58 ± 0.1
1.545 ± 0.032
10.218 ± 0.113
8.942 ± 0.136
11.002 ± 0.107
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
1.764 ± 0.032
7.798 ± 0.111
2.827 ± 0.054
3.681 ± 0.054
3.169 ± 0.066
7.124 ± 0.127
4.883 ± 0.119
4.98 ± 0.081
0.764 ± 0.023
4.215 ± 0.049
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