Nitrosopumilaceae archaeon
Average proteome isoelectric point is 6.66
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 2237 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|A0A447G2S2|A0A447G2S2_9ARCH Uncharacterized protein OS=Nitrosopumilaceae archaeon OX=2202732 GN=IBTHAUMO2_190018 PE=4 SV=1
MM1 pKa = 6.76 KK2 pKa = 9.23 TAIIAGIVAAAAAVGVAAVLAGMGPDD28 pKa = 3.42 QMDD31 pKa = 3.84 GQMMADD37 pKa = 3.65 EE38 pKa = 4.49 MADD41 pKa = 3.28 GGMMADD47 pKa = 3.98 EE48 pKa = 4.35 MAGGITVAASFLPIYY63 pKa = 10.13 EE64 pKa = 4.09 FATAVGGNTVSVSQLVPPGAEE85 pKa = 3.74 PHH87 pKa = 6.59 DD88 pKa = 3.89 WEE90 pKa = 4.23 PTVRR94 pKa = 11.84 QVQEE98 pKa = 3.96 LQEE101 pKa = 4.53 ADD103 pKa = 3.18 IIAINGIHH111 pKa = 5.91 FEE113 pKa = 4.1 EE114 pKa = 4.55 WLGDD118 pKa = 3.37 LDD120 pKa = 4.56 AYY122 pKa = 10.65 GGALVDD128 pKa = 3.63 TSAPVEE134 pKa = 4.34 VMHH137 pKa = 6.98 EE138 pKa = 4.42 DD139 pKa = 3.2 PHH141 pKa = 7.71 IWLVPTNAALQARR154 pKa = 11.84 EE155 pKa = 3.66 IAMALAEE162 pKa = 4.67 IDD164 pKa = 3.73 PGNADD169 pKa = 3.72 EE170 pKa = 4.71 YY171 pKa = 10.72 MSNADD176 pKa = 3.13 IFTAEE181 pKa = 4.21 MDD183 pKa = 4.41 ALDD186 pKa = 3.94 ADD188 pKa = 3.53 IRR190 pKa = 11.84 AGLEE194 pKa = 3.93 GCGTEE199 pKa = 4.57 FVTAHH204 pKa = 6.26 GAFSYY209 pKa = 10.31 FAEE212 pKa = 4.7 EE213 pKa = 4.23 YY214 pKa = 11.07 GLVQHH219 pKa = 7.12 AIIAGGDD226 pKa = 3.49 PHH228 pKa = 8.74 GEE230 pKa = 3.95 ASPHH234 pKa = 7.08 DD235 pKa = 3.97 IGDD238 pKa = 4.14 AAAHH242 pKa = 5.84 AAEE245 pKa = 4.32 TGYY248 pKa = 10.51 ILAEE252 pKa = 4.25 SPSRR256 pKa = 11.84 LVDD259 pKa = 3.38 ATAAEE264 pKa = 4.4 AGAEE268 pKa = 4.04 VLILDD273 pKa = 4.38 PLEE276 pKa = 4.41 TSEE279 pKa = 5.41 GPYY282 pKa = 9.78 EE283 pKa = 4.07 DD284 pKa = 3.29 VMRR287 pKa = 11.84 RR288 pKa = 11.84 NLGVLQQALCTQQ300 pKa = 3.87
Molecular weight: 31.22 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.711
IPC2_protein 3.821
IPC_protein 3.808
Toseland 3.605
ProMoST 3.948
Dawson 3.783
Bjellqvist 3.935
Wikipedia 3.681
Rodwell 3.63
Grimsley 3.516
Solomon 3.77
Lehninger 3.732
Nozaki 3.884
DTASelect 4.075
Thurlkill 3.643
EMBOSS 3.694
Sillero 3.923
Patrickios 1.202
IPC_peptide 3.77
IPC2_peptide 3.91
IPC2.peptide.svr19 3.82
Protein with the highest isoelectric point:
>tr|A0A447G2F6|A0A447G2F6_9ARCH 30S ribosomal protein S4 OS=Nitrosopumilaceae archaeon OX=2202732 GN=rps4 PE=3 SV=1
MM1 pKa = 7.37 MMMQRR6 pKa = 11.84 TWRR9 pKa = 11.84 RR10 pKa = 11.84 PAPRR14 pKa = 11.84 MAPRR18 pKa = 11.84 RR19 pKa = 11.84 VRR21 pKa = 11.84 RR22 pKa = 11.84 RR23 pKa = 11.84 RR24 pKa = 11.84 NRR26 pKa = 11.84 PRR28 pKa = 11.84 QVTLRR33 pKa = 11.84 PRR35 pKa = 11.84 NRR37 pKa = 11.84 PGQAARR43 pKa = 11.84 QLRR46 pKa = 11.84 NRR48 pKa = 11.84 PRR50 pKa = 11.84 QVTLRR55 pKa = 11.84 PRR57 pKa = 11.84 NRR59 pKa = 11.84 PGQAARR65 pKa = 11.84 QLRR68 pKa = 11.84 NRR70 pKa = 11.84 PRR72 pKa = 11.84 RR73 pKa = 11.84 PRR75 pKa = 11.84 SRR77 pKa = 11.84 HH78 pKa = 5.36 RR79 pKa = 11.84 PAQIPPGSRR88 pKa = 11.84 RR89 pKa = 11.84 RR90 pKa = 11.84 QTAPPPEE97 pKa = 4.59 GLPCAPP103 pKa = 4.65
Molecular weight: 12.38 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.52
IPC2_protein 11.228
IPC_protein 12.837
Toseland 12.998
ProMoST 13.495
Dawson 12.998
Bjellqvist 12.998
Wikipedia 13.481
Rodwell 12.501
Grimsley 13.042
Solomon 13.495
Lehninger 13.393
Nozaki 12.998
DTASelect 12.998
Thurlkill 12.998
EMBOSS 13.495
Sillero 12.998
Patrickios 12.208
IPC_peptide 13.51
IPC2_peptide 12.486
IPC2.peptide.svr19 9.219
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
2237
0
2237
579143
20
5955
258.9
28.04
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
11.091 ± 0.094
1.268 ± 0.027
6.231 ± 0.069
6.332 ± 0.045
3.078 ± 0.033
10.251 ± 0.077
2.056 ± 0.024
5.152 ± 0.044
3.448 ± 0.072
8.242 ± 0.072
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.935 ± 0.039
2.26 ± 0.04
5.292 ± 0.062
2.043 ± 0.029
7.978 ± 0.074
6.236 ± 0.039
4.72 ± 0.087
7.421 ± 0.056
1.025 ± 0.022
2.942 ± 0.028
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