Pelolinea submarina
Average proteome isoelectric point is 5.98
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 3066 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|A0A347ZPX9|A0A347ZPX9_9CHLR PTS system IIB component (L-Asc family) OS=Pelolinea submarina OX=913107 GN=DFR64_2744 PE=4 SV=1
MM1 pKa = 7.56 ISTRR5 pKa = 11.84 SVRR8 pKa = 11.84 LISVLFLATMLLTACGGSSTAAASDD33 pKa = 3.37 WSNAASAEE41 pKa = 4.17 AGGGMDD47 pKa = 4.55 ALVAAAQAEE56 pKa = 4.63 GEE58 pKa = 4.5 LNVIALPEE66 pKa = 4.2 DD67 pKa = 3.02 WCNYY71 pKa = 9.42 GGMIATFEE79 pKa = 4.28 DD80 pKa = 4.11 KK81 pKa = 11.3 YY82 pKa = 10.84 GIKK85 pKa = 10.4 VNSITPEE92 pKa = 4.01 AGSADD97 pKa = 3.94 EE98 pKa = 4.2 VQAIIDD104 pKa = 3.66 NKK106 pKa = 9.46 EE107 pKa = 3.97 NKK109 pKa = 9.71 GPQAPDD115 pKa = 3.49 VIDD118 pKa = 3.4 VGPAYY123 pKa = 10.28 GPSSKK128 pKa = 10.92 DD129 pKa = 3.18 QDD131 pKa = 3.8 LLAPYY136 pKa = 10.14 KK137 pKa = 9.63 VTTWDD142 pKa = 3.02 SMTGVKK148 pKa = 10.37 DD149 pKa = 3.26 ADD151 pKa = 3.55 GYY153 pKa = 11.78 YY154 pKa = 8.04 YY155 pKa = 10.56 TDD157 pKa = 3.44 YY158 pKa = 10.97 NGVMVFEE165 pKa = 4.81 VNTDD169 pKa = 3.06 VVTDD173 pKa = 3.88 VPQDD177 pKa = 3.7 YY178 pKa = 11.51 ADD180 pKa = 4.84 LLDD183 pKa = 4.15 PKK185 pKa = 11.33 YY186 pKa = 10.64 NGQVALAGDD195 pKa = 3.99 PRR197 pKa = 11.84 ASNQAAQTVYY207 pKa = 10.9 AAALANGGSLDD218 pKa = 4.63 DD219 pKa = 3.86 IQPGLEE225 pKa = 3.97 YY226 pKa = 10.64 FKK228 pKa = 11.28 ALNEE232 pKa = 4.26 NGNLLPLIANTGSIAMGEE250 pKa = 4.29 TPITFQWNYY259 pKa = 10.21 LALANDD265 pKa = 4.29 DD266 pKa = 4.55 AFAGNPPLEE275 pKa = 4.12 IVYY278 pKa = 7.33 PTSVSWGGYY287 pKa = 6.89 YY288 pKa = 10.33 LQAISAYY295 pKa = 9.54 APHH298 pKa = 7.24 PAAARR303 pKa = 11.84 LWQEE307 pKa = 3.52 FLYY310 pKa = 10.77 SDD312 pKa = 4.16 EE313 pKa = 4.76 GQTIWMTGYY322 pKa = 10.04 CAPARR327 pKa = 11.84 LADD330 pKa = 3.55 MLEE333 pKa = 4.31 RR334 pKa = 11.84 GVVSADD340 pKa = 3.61 LQTKK344 pKa = 10.36 LPDD347 pKa = 3.65 PSIIANAVVPDD358 pKa = 4.17 GDD360 pKa = 3.74 QLSAARR366 pKa = 11.84 DD367 pKa = 3.84 LIKK370 pKa = 10.51 EE371 pKa = 3.93 QWDD374 pKa = 3.98 SVVGLDD380 pKa = 4.59 IKK382 pKa = 10.73 EE383 pKa = 3.96
Molecular weight: 40.72 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.709
IPC2_protein 3.834
IPC_protein 3.859
Toseland 3.63
ProMoST 3.999
Dawson 3.846
Bjellqvist 4.024
Wikipedia 3.783
Rodwell 3.681
Grimsley 3.541
Solomon 3.846
Lehninger 3.795
Nozaki 3.961
DTASelect 4.215
Thurlkill 3.681
EMBOSS 3.795
Sillero 3.973
Patrickios 1.011
IPC_peptide 3.834
IPC2_peptide 3.948
IPC2.peptide.svr19 3.875
Protein with the highest isoelectric point:
>tr|A0A347ZNM1|A0A347ZNM1_9CHLR Exodeoxyribonuclease 7 small subunit OS=Pelolinea submarina OX=913107 GN=xseB PE=3 SV=1
MM1 pKa = 7.57 KK2 pKa = 10.49 NLARR6 pKa = 11.84 PILICTVILLIAVLLGIGVGSISISPQEE34 pKa = 4.07 SLSILWQALRR44 pKa = 11.84 GLPLDD49 pKa = 4.69 GEE51 pKa = 4.76 GQSIPSVILLTLRR64 pKa = 11.84 LPRR67 pKa = 11.84 TLLMLLAGAALSGSGCAYY85 pKa = 10.13 QGLFRR90 pKa = 11.84 NPLADD95 pKa = 4.3 PYY97 pKa = 11.14 LIGAASGAGVGAVAAMSLNWPSTTLGYY124 pKa = 10.44 LAVPLASFAGSLLAVFLVFRR144 pKa = 11.84 LARR147 pKa = 11.84 VGRR150 pKa = 11.84 TLPVTNLILAGVAVSSFATALSSFMMVNAGGEE182 pKa = 4.02 LRR184 pKa = 11.84 RR185 pKa = 11.84 AFVWMLGGSTMSGWKK200 pKa = 9.19 PVLGMLPYY208 pKa = 10.18 TLVGLGALLALSYY221 pKa = 10.91 KK222 pKa = 10.83 LNILQLGDD230 pKa = 3.61 EE231 pKa = 4.5 QAQQLGIKK239 pKa = 9.39 VSRR242 pKa = 11.84 VRR244 pKa = 11.84 TQIILAATLATAAAVAFSGIIGFVGLIIPHH274 pKa = 5.11 ITRR277 pKa = 11.84 RR278 pKa = 11.84 LWGGDD283 pKa = 3.49 MRR285 pKa = 11.84 RR286 pKa = 11.84 MLPLSMLCGGAFLVFADD303 pKa = 3.44 VLARR307 pKa = 11.84 VIMAPQEE314 pKa = 4.1 LPVGIITALCGAPFFLFIMRR334 pKa = 11.84 QSKK337 pKa = 9.71 EE338 pKa = 4.14 GSWW341 pKa = 3.34
Molecular weight: 35.77 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.342
IPC2_protein 9.604
IPC_protein 10.482
Toseland 10.379
ProMoST 10.175
Dawson 10.555
Bjellqvist 10.335
Wikipedia 10.804
Rodwell 10.672
Grimsley 10.643
Solomon 10.657
Lehninger 10.613
Nozaki 10.438
DTASelect 10.306
Thurlkill 10.438
EMBOSS 10.804
Sillero 10.496
Patrickios 10.35
IPC_peptide 10.657
IPC2_peptide 9.589
IPC2.peptide.svr19 8.462
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
3066
0
3066
1049187
30
15355
342.2
37.91
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
8.721 ± 0.047
0.955 ± 0.021
5.624 ± 0.086
6.414 ± 0.058
4.207 ± 0.03
7.396 ± 0.101
1.816 ± 0.025
7.027 ± 0.039
4.778 ± 0.072
10.419 ± 0.07
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.572 ± 0.037
4.112 ± 0.051
4.41 ± 0.056
3.897 ± 0.043
4.67 ± 0.073
6.183 ± 0.078
5.341 ± 0.087
6.86 ± 0.039
1.323 ± 0.022
3.276 ± 0.024
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