methanogenic archaeon ISO4-H5
Average proteome isoelectric point is 5.76
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 1805 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|A0A0X8UZ55|A0A0X8UZ55_9ARCH Uncharacterized protein OS=methanogenic archaeon ISO4-H5 OX=1495144 GN=AR505_1103 PE=4 SV=1
MM1 pKa = 7.3 MGFTLSRR8 pKa = 11.84 IALFACGAILMAAVAVPISEE28 pKa = 4.47 MYY30 pKa = 9.85 QDD32 pKa = 4.35 RR33 pKa = 11.84 GNDD36 pKa = 3.67 SIEE39 pKa = 4.13 KK40 pKa = 9.76 VAEE43 pKa = 4.02 ADD45 pKa = 3.68 AMFVDD50 pKa = 4.69 ALWDD54 pKa = 3.17 IDD56 pKa = 3.65 MDD58 pKa = 3.97 EE59 pKa = 4.1 TALRR63 pKa = 11.84 GDD65 pKa = 3.68 ILLPSPAYY73 pKa = 10.27 GLIIDD78 pKa = 5.4 GYY80 pKa = 10.34 FLTISDD86 pKa = 4.94 DD87 pKa = 4.01 DD88 pKa = 4.56 GNSYY92 pKa = 10.75 VSSLKK97 pKa = 10.48 HH98 pKa = 4.53 RR99 pKa = 11.84 TDD101 pKa = 4.25 RR102 pKa = 11.84 IEE104 pKa = 4.36 LGYY107 pKa = 10.54 GDD109 pKa = 4.16 SVNVCRR115 pKa = 11.84 YY116 pKa = 9.31 GDD118 pKa = 3.66 KK119 pKa = 11.23 LMLCSNVPDD128 pKa = 4.72 DD129 pKa = 4.57 EE130 pKa = 4.92 PVTEE134 pKa = 4.35 TDD136 pKa = 4.8 PLEE139 pKa = 4.79 DD140 pKa = 3.66 WDD142 pKa = 4.18 TAPPEE147 pKa = 4.22 EE148 pKa = 4.51 PSAGNSYY155 pKa = 8.55 TVTNEE160 pKa = 3.69 SGNSITISCGPAA172 pKa = 2.78
Molecular weight: 18.59 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.695
IPC2_protein 3.719
IPC_protein 3.719
Toseland 3.49
ProMoST 3.897
Dawson 3.719
Bjellqvist 3.872
Wikipedia 3.668
Rodwell 3.541
Grimsley 3.401
Solomon 3.706
Lehninger 3.668
Nozaki 3.834
DTASelect 4.088
Thurlkill 3.554
EMBOSS 3.668
Sillero 3.846
Patrickios 1.036
IPC_peptide 3.706
IPC2_peptide 3.821
IPC2.peptide.svr19 3.762
Protein with the highest isoelectric point:
>tr|A0A110A296|A0A110A296_9ARCH Thiazole synthase OS=methanogenic archaeon ISO4-H5 OX=1495144 GN=AR505_0102 PE=4 SV=1
MM1 pKa = 7.44 GAGTAAQGRR10 pKa = 11.84 HH11 pKa = 5.4 NKK13 pKa = 9.66 HH14 pKa = 5.67 KK15 pKa = 9.2 THH17 pKa = 6.56 IPCRR21 pKa = 11.84 RR22 pKa = 11.84 CGKK25 pKa = 9.77 RR26 pKa = 11.84 SYY28 pKa = 10.65 SVRR31 pKa = 11.84 KK32 pKa = 9.32 GICASCGYY40 pKa = 10.42 GKK42 pKa = 7.63 TARR45 pKa = 11.84 IRR47 pKa = 11.84 TYY49 pKa = 8.52 TWAKK53 pKa = 8.49 VHH55 pKa = 5.91 EE56 pKa = 4.42
Molecular weight: 6.25 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.337
IPC2_protein 9.867
IPC_protein 10.511
Toseland 10.716
ProMoST 10.35
Dawson 10.818
Bjellqvist 10.511
Wikipedia 10.994
Rodwell 11.184
Grimsley 10.862
Solomon 10.906
Lehninger 10.877
Nozaki 10.73
DTASelect 10.496
Thurlkill 10.716
EMBOSS 11.111
Sillero 10.745
Patrickios 10.95
IPC_peptide 10.906
IPC2_peptide 9.75
IPC2.peptide.svr19 8.319
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
1805
0
1805
574731
29
3978
318.4
35.27
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
8.001 ± 0.075
1.667 ± 0.027
6.509 ± 0.042
6.697 ± 0.063
3.89 ± 0.036
7.724 ± 0.054
1.689 ± 0.022
6.896 ± 0.055
5.948 ± 0.059
8.265 ± 0.058
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
3.201 ± 0.035
3.861 ± 0.042
3.891 ± 0.038
2.346 ± 0.024
4.946 ± 0.061
6.472 ± 0.074
5.811 ± 0.086
7.479 ± 0.051
0.952 ± 0.02
3.751 ± 0.047
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