Nanoarchaeum equitans (strain Kin4-M)
Average proteome isoelectric point is 7.56
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 536 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|Q74MM7|Q74MM7_NANEQ NEQ162 OS=Nanoarchaeum equitans (strain Kin4-M) OX=228908 GN=NEQ162 PE=3 SV=1
MM1 pKa = 8.43 DD2 pKa = 5.09 ILDD5 pKa = 3.95 KK6 pKa = 11.16 KK7 pKa = 10.54 KK8 pKa = 10.67 LPEE11 pKa = 4.09 EE12 pKa = 4.35 EE13 pKa = 4.47 EE14 pKa = 4.02 EE15 pKa = 4.14 EE16 pKa = 4.66 EE17 pKa = 3.97 YY18 pKa = 11.16 DD19 pKa = 4.12 EE20 pKa = 5.42 EE21 pKa = 4.78 YY22 pKa = 10.94 EE23 pKa = 4.57 EE24 pKa = 4.43 YY25 pKa = 10.16 MEE27 pKa = 5.32 DD28 pKa = 3.33 LYY30 pKa = 11.64 EE31 pKa = 4.19 EE32 pKa = 4.45 VEE34 pKa = 4.23 EE35 pKa = 5.09 EE36 pKa = 3.9 EE37 pKa = 3.85 DD38 pKa = 4.0 DD39 pKa = 4.25 YY40 pKa = 12.03 YY41 pKa = 10.53 IDD43 pKa = 4.06 EE44 pKa = 4.45 EE45 pKa = 4.45 FEE47 pKa = 3.92 EE48 pKa = 4.74 LEE50 pKa = 4.41 EE51 pKa = 4.84 IEE53 pKa = 4.7 EE54 pKa = 4.28 EE55 pKa = 4.24
Molecular weight: 7.07 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 4.15
IPC2_protein 3.389
IPC_protein 3.274
Toseland 3.134
ProMoST 3.414
Dawson 3.249
Bjellqvist 3.465
Wikipedia 3.121
Rodwell 3.134
Grimsley 3.058
Solomon 3.198
Lehninger 3.147
Nozaki 3.376
DTASelect 3.439
Thurlkill 3.172
EMBOSS 3.147
Sillero 3.401
Patrickios 0.299
IPC_peptide 3.198
IPC2_peptide 3.376
IPC2.peptide.svr19 3.592
Protein with the highest isoelectric point:
>tr|Q74MP0|Q74MP0_NANEQ NEQ180 OS=Nanoarchaeum equitans (strain Kin4-M) OX=228908 GN=NEQ180 PE=4 SV=1
MM1 pKa = 7.64 GLYY4 pKa = 9.95 QYY6 pKa = 10.98 VRR8 pKa = 11.84 ALYY11 pKa = 10.06 KK12 pKa = 10.54 DD13 pKa = 3.36 PKK15 pKa = 9.97 EE16 pKa = 4.14 FLGEE20 pKa = 4.09 LYY22 pKa = 10.15 KK23 pKa = 10.66 QRR25 pKa = 11.84 IQQWRR30 pKa = 11.84 RR31 pKa = 11.84 EE32 pKa = 4.06 PPIVEE37 pKa = 3.99 VEE39 pKa = 3.86 RR40 pKa = 11.84 PTRR43 pKa = 11.84 IDD45 pKa = 3.02 RR46 pKa = 11.84 ARR48 pKa = 11.84 ALGYY52 pKa = 10.45 KK53 pKa = 9.01 PLPGIKK59 pKa = 8.84 IVRR62 pKa = 11.84 VRR64 pKa = 11.84 VRR66 pKa = 11.84 KK67 pKa = 7.96 GTRR70 pKa = 11.84 KK71 pKa = 9.68 RR72 pKa = 11.84 EE73 pKa = 4.0 EE74 pKa = 3.82 IKK76 pKa = 10.64 GGRR79 pKa = 11.84 RR80 pKa = 11.84 PKK82 pKa = 10.15 AEE84 pKa = 3.55 YY85 pKa = 10.02 RR86 pKa = 11.84 IRR88 pKa = 11.84 PLGVNLQWIAEE99 pKa = 3.96 EE100 pKa = 4.04 RR101 pKa = 11.84 ANRR104 pKa = 11.84 LHH106 pKa = 7.37 RR107 pKa = 11.84 NMEE110 pKa = 4.07 VLGSYY115 pKa = 8.27 WVGEE119 pKa = 3.99 DD120 pKa = 5.3 GLYY123 pKa = 10.17 KK124 pKa = 9.53 WYY126 pKa = 10.31 EE127 pKa = 4.15 VILVDD132 pKa = 4.54 PFNPNIYY139 pKa = 10.15 NRR141 pKa = 11.84 PEE143 pKa = 4.14 YY144 pKa = 10.95 VWLLQKK150 pKa = 9.87 NQRR153 pKa = 11.84 GRR155 pKa = 11.84 VFRR158 pKa = 11.84 GKK160 pKa = 8.93 TSSARR165 pKa = 11.84 KK166 pKa = 9.12 FRR168 pKa = 11.84 GLRR171 pKa = 11.84 NGGLGAEE178 pKa = 4.52 KK179 pKa = 10.49 VRR181 pKa = 11.84 PSKK184 pKa = 10.57 RR185 pKa = 11.84 ANFKK189 pKa = 10.62 DD190 pKa = 3.34
Molecular weight: 22.65 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.321
IPC2_protein 9.955
IPC_protein 10.862
Toseland 10.862
ProMoST 10.657
Dawson 10.965
Bjellqvist 10.716
Wikipedia 11.213
Rodwell 11.155
Grimsley 11.023
Solomon 11.111
Lehninger 11.067
Nozaki 10.833
DTASelect 10.716
Thurlkill 10.862
EMBOSS 11.286
Sillero 10.891
Patrickios 10.847
IPC_peptide 11.111
IPC2_peptide 9.619
IPC2.peptide.svr19 8.375
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
536
0
536
151454
54
2197
282.6
32.64
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
5.186 ± 0.081
0.81 ± 0.058
4.972 ± 0.07
7.88 ± 0.134
4.434 ± 0.088
5.303 ± 0.077
1.343 ± 0.037
10.456 ± 0.124
10.826 ± 0.112
10.422 ± 0.135
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
1.703 ± 0.044
5.262 ± 0.123
4.005 ± 0.058
2.216 ± 0.046
3.901 ± 0.092
4.622 ± 0.097
4.106 ± 0.084
5.942 ± 0.098
0.963 ± 0.036
5.646 ± 0.095
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