Micromonospora endophytica (Xie et al. 2001) Li et al. 2019
Average proteome isoelectric point is 6.57
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 5896 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|A0A2W2BVC3|A0A2W2BVC3_9ACTN TraG-D_C domain-containing protein OS=Micromonospora endophytica (Xie et al. 2001) Li et al. 2019 OX=515350 GN=C1I93_21855 PE=4 SV=1
MM1 pKa = 7.45 TISNASALDD10 pKa = 3.41 GMNAILFQEE19 pKa = 4.35 NPVLPSDD26 pKa = 3.79 AVTLAWMSKK35 pKa = 7.7 MCHH38 pKa = 6.38 PSTTIEE44 pKa = 4.11 YY45 pKa = 9.74 DD46 pKa = 2.69 WSIDD50 pKa = 3.57 YY51 pKa = 11.05 NFVWGQVGTLVPGTQFVAGQILTADD76 pKa = 4.27 LTQNNLVTLSYY87 pKa = 11.24 VDD89 pKa = 3.68 GGFEE93 pKa = 4.28 FGPTSSSGKK102 pKa = 9.95 NGSLIIKK109 pKa = 9.88 EE110 pKa = 4.57 DD111 pKa = 3.57 GTVPGPGNEE120 pKa = 4.3 DD121 pKa = 3.23 QGSVGIGMSGAGTFVVPTLTNAGVEE146 pKa = 4.27 FDD148 pKa = 4.52 PKK150 pKa = 8.02 PTYY153 pKa = 9.07 WVAFGSFASSEE164 pKa = 4.15 VMDD167 pKa = 4.08 VSEE170 pKa = 4.59 LTQPAQVSYY179 pKa = 10.39 PDD181 pKa = 3.68 GMTSAKK187 pKa = 10.48 AIFDD191 pKa = 3.7 GKK193 pKa = 10.42 GWSITYY199 pKa = 10.65 GNN201 pKa = 3.86
Molecular weight: 21.17 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.743
IPC2_protein 3.846
IPC_protein 3.795
Toseland 3.592
ProMoST 3.973
Dawson 3.795
Bjellqvist 3.948
Wikipedia 3.745
Rodwell 3.63
Grimsley 3.503
Solomon 3.783
Lehninger 3.732
Nozaki 3.923
DTASelect 4.139
Thurlkill 3.656
EMBOSS 3.745
Sillero 3.923
Patrickios 1.888
IPC_peptide 3.783
IPC2_peptide 3.897
IPC2.peptide.svr19 3.838
Protein with the highest isoelectric point:
>tr|A0A2W2BLF6|A0A2W2BLF6_9ACTN Heme ABC transporter ATP-binding protein OS=Micromonospora endophytica (Xie et al. 2001) Li et al. 2019 OX=515350 GN=C1I93_27360 PE=4 SV=1
MM1 pKa = 7.34 AHH3 pKa = 7.06 AGHH6 pKa = 6.5 ARR8 pKa = 11.84 KK9 pKa = 8.37 RR10 pKa = 11.84 TPARR14 pKa = 11.84 KK15 pKa = 9.26 APPPAKK21 pKa = 10.1 VAAKK25 pKa = 10.02 KK26 pKa = 10.32 VATATKK32 pKa = 9.67 RR33 pKa = 11.84 ATGATAAKK41 pKa = 10.28 SPGGKK46 pKa = 7.28 PTPTSPRR53 pKa = 11.84 TARR56 pKa = 11.84 KK57 pKa = 9.2 KK58 pKa = 10.55 AVAATAAPSRR68 pKa = 11.84 RR69 pKa = 11.84 PTAKK73 pKa = 9.35 ATAAKK78 pKa = 9.37 KK79 pKa = 10.55 APAGRR84 pKa = 11.84 IATASTTRR92 pKa = 11.84 TATRR96 pKa = 11.84 KK97 pKa = 8.53 ATTAKK102 pKa = 10.61 ALAKK106 pKa = 10.4 KK107 pKa = 8.93 ATTKK111 pKa = 10.41 RR112 pKa = 11.84 APTAKK117 pKa = 9.58 TAATQAAASRR127 pKa = 11.84 SRR129 pKa = 11.84 SASTTPARR137 pKa = 11.84 KK138 pKa = 8.21 ATTMEE143 pKa = 3.95 SFGNRR148 pKa = 11.84 RR149 pKa = 11.84 GARR152 pKa = 11.84 TGSRR156 pKa = 3.29
Molecular weight: 15.75 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.511
IPC2_protein 11.213
IPC_protein 12.764
Toseland 12.939
ProMoST 13.437
Dawson 12.954
Bjellqvist 12.939
Wikipedia 13.422
Rodwell 12.764
Grimsley 12.983
Solomon 13.437
Lehninger 13.334
Nozaki 12.939
DTASelect 12.939
Thurlkill 12.939
EMBOSS 13.437
Sillero 12.939
Patrickios 12.486
IPC_peptide 13.437
IPC2_peptide 12.427
IPC2.peptide.svr19 9.131
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
5896
0
5896
1875034
28
3945
318.0
34.06
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
13.773 ± 0.049
0.753 ± 0.009
5.978 ± 0.022
5.133 ± 0.032
2.664 ± 0.017
9.209 ± 0.028
2.168 ± 0.016
3.365 ± 0.022
1.606 ± 0.02
10.595 ± 0.045
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
1.594 ± 0.013
1.886 ± 0.022
6.249 ± 0.028
2.932 ± 0.019
8.446 ± 0.04
4.77 ± 0.026
6.236 ± 0.031
8.956 ± 0.028
1.592 ± 0.014
2.096 ± 0.017
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