bacterium F16
Average proteome isoelectric point is 6.49
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 688 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|A0A202DNQ0|A0A202DNQ0_9BACT Flagellin OS=bacterium F16 OX=1932694 GN=BVX99_02170 PE=3 SV=1
MM1 pKa = 7.45 NGNAGTFSSHH11 pKa = 5.44 WLNSLANSDD20 pKa = 3.86 GPDD23 pKa = 3.28 AVQHH27 pKa = 5.11 EE28 pKa = 4.77 TAGPGYY34 pKa = 9.59 FWNLGPTGIRR44 pKa = 11.84 AVLTDD49 pKa = 3.46 TNGIIAEE56 pKa = 4.39 GVPAGQFIVKK66 pKa = 9.48 YY67 pKa = 8.67 VFPGSPADD75 pKa = 5.0 GIIQVDD81 pKa = 4.32 DD82 pKa = 4.68 IITGVNAQPFTTSYY96 pKa = 9.66 TYY98 pKa = 10.72 EE99 pKa = 4.16 SNIEE103 pKa = 3.93 YY104 pKa = 10.48 GFTGPIIAIGNAIEE118 pKa = 4.59 ASEE121 pKa = 4.31 TNLGGVLTFTVTRR134 pKa = 11.84 GGTTSEE140 pKa = 4.0 MSVTLDD146 pKa = 3.15 NKK148 pKa = 10.01 GTFTSTFPYY157 pKa = 10.13 SCPKK161 pKa = 10.32 SQLLRR166 pKa = 11.84 DD167 pKa = 3.83 DD168 pKa = 5.63 CITEE172 pKa = 4.11 LLSLQKK178 pKa = 11.06 SNGPWPGGGHH188 pKa = 5.43 TSWFALLALMAQGTTHH204 pKa = 7.11 LAAVEE209 pKa = 4.24 KK210 pKa = 10.78 EE211 pKa = 3.87 LDD213 pKa = 3.63 RR214 pKa = 11.84 VSNPVDD220 pKa = 3.54 LGTNNWMLAMRR231 pKa = 11.84 GIAMAEE237 pKa = 4.03 HH238 pKa = 6.17 QLLTNSGRR246 pKa = 11.84 YY247 pKa = 8.96 LDD249 pKa = 4.59 AMTAISNQLVANQTKK264 pKa = 9.95 YY265 pKa = 10.74 GNGAFGHH272 pKa = 6.14 SGGLTPGVEE281 pKa = 4.01 LGYY284 pKa = 11.26 GPMSGITSLVLLSWVMMEE302 pKa = 4.15 KK303 pKa = 10.65 AGIAVNQVAMKK314 pKa = 8.85 KK315 pKa = 7.36 TAAVLDD321 pKa = 3.4 MRR323 pKa = 11.84 LPVNTLGRR331 pKa = 11.84 YY332 pKa = 8.52 SYY334 pKa = 11.14 GWGIQTEE341 pKa = 4.71 YY342 pKa = 9.12 PTATVDD348 pKa = 3.38 RR349 pKa = 11.84 PEE351 pKa = 4.25 VVASLGDD358 pKa = 3.55 LHH360 pKa = 7.96 ADD362 pKa = 3.23 TATYY366 pKa = 10.62 LDD368 pKa = 4.0 GVRR371 pKa = 11.84 EE372 pKa = 4.02 LTIADD377 pKa = 4.64 GYY379 pKa = 11.43 AGIIHH384 pKa = 6.75 SIWPWQPYY392 pKa = 9.08 SDD394 pKa = 5.0 EE395 pKa = 4.38 ISTHH399 pKa = 5.92 HH400 pKa = 6.64 SNHH403 pKa = 6.51 LARR406 pKa = 11.84 CRR408 pKa = 11.84 RR409 pKa = 11.84 VLVNGHH415 pKa = 6.22 GSAAMTINGAFLNLIIAGNVGNTSLLSLAMQEE447 pKa = 4.52 NKK449 pKa = 10.72 ALLNTSRR456 pKa = 11.84 CVDD459 pKa = 2.98 GGMYY463 pKa = 7.47 MQPTRR468 pKa = 11.84 DD469 pKa = 3.27 HH470 pKa = 7.0 SGTDD474 pKa = 3.34 LPRR477 pKa = 11.84 GSRR480 pKa = 11.84 TLATSIWALIFSAPDD495 pKa = 2.88 KK496 pKa = 11.07 GLYY499 pKa = 10.2 LLGRR503 pKa = 11.84 GFSDD507 pKa = 4.06 AVNEE511 pKa = 4.06 APIAYY516 pKa = 8.24 YY517 pKa = 10.37 QSLQTQEE524 pKa = 3.71 ATEE527 pKa = 4.15 RR528 pKa = 11.84 PITLDD533 pKa = 3.39 ANDD536 pKa = 3.92 VEE538 pKa = 5.08 RR539 pKa = 11.84 SSLTYY544 pKa = 10.43 SVVSGPSNGIITGSGSSISYY564 pKa = 9.29 TPDD567 pKa = 3.25 DD568 pKa = 4.46 GFAGTDD574 pKa = 3.09 SFTFKK579 pKa = 11.17 ANDD582 pKa = 3.74 GDD584 pKa = 4.25 DD585 pKa = 4.06 DD586 pKa = 5.73 SNIAVVDD593 pKa = 3.16 ITVYY597 pKa = 10.58 RR598 pKa = 11.84 NVFVSVEE605 pKa = 4.02 ATDD608 pKa = 4.87 DD609 pKa = 3.59 VALEE613 pKa = 4.31 RR614 pKa = 11.84 GTDD617 pKa = 3.21 TGAWTVSRR625 pKa = 11.84 TGDD628 pKa = 3.66 TISPLVIPYY637 pKa = 7.0 TTSGTAVGGVDD648 pKa = 4.07 YY649 pKa = 10.86 LALPDD654 pKa = 4.42 SVTIPAGQSSATLTLTPIDD673 pKa = 3.65 DD674 pKa = 3.99 LVYY677 pKa = 10.77 NEE679 pKa = 4.45 PDD681 pKa = 3.15 EE682 pKa = 4.63 TVVLTVTDD690 pKa = 3.88 TPEE693 pKa = 4.36 LFTIAAGEE701 pKa = 4.04 ATVWIDD707 pKa = 5.15 DD708 pKa = 4.21 NDD710 pKa = 3.99 PNAAPTMTFNSPTTDD725 pKa = 3.29 VIAIPSTVGLMLDD738 pKa = 3.52 VTVTDD743 pKa = 4.94 DD744 pKa = 5.51 GIPLIPGALTISWTQISGPGTATFEE769 pKa = 4.59 SPTAASTAVTFDD781 pKa = 3.67 LDD783 pKa = 3.59 GTYY786 pKa = 10.08 MLTLTADD793 pKa = 4.07 DD794 pKa = 4.58 SDD796 pKa = 4.0 LASTQRR802 pKa = 11.84 IVVFVGGVGPGLWYY816 pKa = 10.82 GDD818 pKa = 3.23 VGGNIDD824 pKa = 4.54 LTTPNPKK831 pKa = 9.15 TDD833 pKa = 3.48 VLVDD837 pKa = 4.01 PSSKK841 pKa = 9.85 TEE843 pKa = 4.07 DD844 pKa = 3.8 AIALNTTEE852 pKa = 5.82 IYY854 pKa = 10.01 TGWIYY859 pKa = 11.13 DD860 pKa = 3.44 ADD862 pKa = 4.18 GNISFTGIIDD872 pKa = 3.69 DD873 pKa = 4.19 KK874 pKa = 11.43 LRR876 pKa = 11.84 IFIDD880 pKa = 4.05 GALVLSNEE888 pKa = 4.01 SRR890 pKa = 11.84 NRR892 pKa = 11.84 ASTSNLNLTPGWHH905 pKa = 7.26 DD906 pKa = 3.07 IEE908 pKa = 4.41 IRR910 pKa = 11.84 ISNGHH915 pKa = 6.17 SGSGPINAPGIGYY928 pKa = 10.11 DD929 pKa = 4.0 PDD931 pKa = 5.8 GGTAWQVLTDD941 pKa = 4.28 PGDD944 pKa = 3.66 GSFLQASFNGNIGPDD959 pKa = 3.4 VTATSTSDD967 pKa = 3.25 GSNGDD972 pKa = 3.7 PMSISATVSDD982 pKa = 5.36 DD983 pKa = 3.96 NLPTPPAAVATQWLQVPDD1001 pKa = 5.02 DD1002 pKa = 4.4 GPLTFVDD1009 pKa = 3.56 ATSITTEE1016 pKa = 4.24 VACMSAATYY1025 pKa = 7.39 TLRR1028 pKa = 11.84 LIANDD1033 pKa = 4.03 GQVTTFDD1040 pKa = 3.51 DD1041 pKa = 3.88 HH1042 pKa = 6.87 GVTFASATRR1051 pKa = 11.84 SVSATATDD1059 pKa = 3.48 DD1060 pKa = 3.51 TAAEE1064 pKa = 4.41 TGSEE1068 pKa = 4.09 TGTWTITRR1076 pKa = 11.84 NGDD1079 pKa = 3.17 LSAGLTVYY1087 pKa = 10.82 YY1088 pKa = 10.54 SLGGTASAADD1098 pKa = 3.77 YY1099 pKa = 9.43 TVTPLNSVTMAPNAASATVTLTPIDD1124 pKa = 4.27 DD1125 pKa = 4.17 ALKK1128 pKa = 10.2 EE1129 pKa = 4.18 GPEE1132 pKa = 4.23 TVEE1135 pKa = 4.16 LTITPDD1141 pKa = 2.9 AAYY1144 pKa = 10.09 FSDD1147 pKa = 3.58 ATASTLTIVDD1157 pKa = 4.35 SDD1159 pKa = 3.78 NQAPIVNAGPDD1170 pKa = 3.39 QPVQLVAVPLPPGWSSAAWTGDD1192 pKa = 3.12 ADD1194 pKa = 4.28 SGIDD1198 pKa = 4.04 NEE1200 pKa = 4.55 LTYY1203 pKa = 10.16 TAAHH1207 pKa = 6.45 CFGNNHH1213 pKa = 6.91 AGTVTVDD1220 pKa = 2.72 RR1221 pKa = 11.84 VEE1223 pKa = 4.25 FTEE1226 pKa = 5.04 SFDD1229 pKa = 3.61 TTGTGWSITGGKK1241 pKa = 9.82 ANWDD1245 pKa = 3.84 GNDD1248 pKa = 4.03 DD1249 pKa = 5.22 AILTDD1254 pKa = 3.77 GSEE1257 pKa = 4.24 DD1258 pKa = 3.36 LGEE1261 pKa = 3.96 EE1262 pKa = 4.77 FIYY1265 pKa = 10.63 GGNPRR1270 pKa = 11.84 TVTFTGLTPGDD1281 pKa = 4.24 SYY1283 pKa = 11.48 TATFFSVGWDD1293 pKa = 3.44 TTASRR1298 pKa = 11.84 EE1299 pKa = 4.02 QTFSITGGSSLLVDD1313 pKa = 3.37 QNSYY1317 pKa = 9.28 GKK1319 pKa = 10.19 NYY1321 pKa = 9.85 GISVSCNYY1329 pKa = 8.19 TATATSQEE1337 pKa = 4.31 VVIAPVAGSFHH1348 pKa = 7.26 LYY1350 pKa = 10.94 AMANADD1356 pKa = 3.88 TNMLQATAPLSGTVTDD1372 pKa = 5.43 DD1373 pKa = 5.61 DD1374 pKa = 5.35 GDD1376 pKa = 3.93 TPSAIWSLVDD1386 pKa = 3.87 GPAPVTFDD1394 pKa = 4.21 DD1395 pKa = 4.32 ASAMITNAYY1404 pKa = 7.51 FTEE1407 pKa = 4.64 AGTYY1411 pKa = 7.09 TLRR1414 pKa = 11.84 LTADD1418 pKa = 3.52 DD1419 pKa = 4.27 TFEE1422 pKa = 4.03 PAYY1425 pKa = 10.27 DD1426 pKa = 3.61 DD1427 pKa = 4.14 VIIIVGTGNEE1437 pKa = 4.41 IYY1439 pKa = 10.71 SVTYY1443 pKa = 10.49 DD1444 pKa = 3.31 GNTNDD1449 pKa = 4.6 GGAIPTGSVDD1459 pKa = 3.43 YY1460 pKa = 11.07 NFNEE1464 pKa = 4.28 VVTVLDD1470 pKa = 3.43 NTGNLTKK1477 pKa = 10.16 TGYY1480 pKa = 8.67 TFTGWNTAANGSGAIYY1496 pKa = 8.95 TAGDD1500 pKa = 3.76 TFVITADD1507 pKa = 3.52 TVLYY1511 pKa = 9.42 AQWSINSYY1519 pKa = 10.86 AVTYY1523 pKa = 10.37 DD1524 pKa = 3.68 GNSADD1529 pKa = 4.11 NGTVPAVQTKK1539 pKa = 10.21 EE1540 pKa = 3.78 YY1541 pKa = 10.53 GADD1544 pKa = 2.73 ITLAFNTGNLSQSGLTFAGWNTASDD1569 pKa = 3.95 DD1570 pKa = 4.08 SGTHH1574 pKa = 4.59 YY1575 pKa = 11.36 AEE1577 pKa = 4.43 GATYY1581 pKa = 10.88 SDD1583 pKa = 3.69 NTDD1586 pKa = 2.98 LTLYY1590 pKa = 10.61 AEE1592 pKa = 4.49 WSSVPVYY1599 pKa = 11.01 SLTVNNGTGTGLYY1612 pKa = 8.16 EE1613 pKa = 4.56 ANDD1616 pKa = 3.82 VVSVEE1621 pKa = 3.99 ASIPANYY1628 pKa = 10.12 HH1629 pKa = 4.5 FVNWSGDD1636 pKa = 3.25 TAAVGDD1642 pKa = 4.24 VNSSSTMVTMPAADD1656 pKa = 3.49 VTITANVAIDD1666 pKa = 3.88 TYY1668 pKa = 11.6 AVTFVEE1674 pKa = 4.95 GANGTRR1680 pKa = 11.84 TGGGALVQTIDD1691 pKa = 3.6 YY1692 pKa = 9.92 GSAATAPVITADD1704 pKa = 3.41 SGYY1707 pKa = 8.85 TFTGWDD1713 pKa = 2.96 IAFEE1717 pKa = 4.24 NVTSNLTVAAQYY1729 pKa = 11.15 SVDD1732 pKa = 3.57 AVGGSSGGGGGGGGGCQMGVVTGGSLLPFALLLVVAGFIRR1772 pKa = 11.84 RR1773 pKa = 11.84 RR1774 pKa = 11.84 FF1775 pKa = 3.4
Molecular weight: 185.17 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.713
IPC2_protein 3.783
IPC_protein 3.846
Toseland 3.605
ProMoST 4.012
Dawson 3.834
Bjellqvist 3.986
Wikipedia 3.783
Rodwell 3.656
Grimsley 3.503
Solomon 3.834
Lehninger 3.795
Nozaki 3.948
DTASelect 4.228
Thurlkill 3.656
EMBOSS 3.795
Sillero 3.961
Patrickios 0.82
IPC_peptide 3.834
IPC2_peptide 3.935
IPC2.peptide.svr19 3.841
Protein with the highest isoelectric point:
>tr|A0A202DPI5|A0A202DPI5_9BACT Uncharacterized protein OS=bacterium F16 OX=1932694 GN=BVX99_01260 PE=4 SV=1
MM1 pKa = 7.19 HH2 pKa = 7.64 ANMAEE7 pKa = 4.53 AIVMADD13 pKa = 3.52 VLSGQALGRR22 pKa = 11.84 RR23 pKa = 11.84 AFEE26 pKa = 3.95 TLFVAEE32 pKa = 4.71 VGSSPMNHH40 pKa = 6.16 LRR42 pKa = 11.84 SIRR45 pKa = 11.84 LRR47 pKa = 11.84 RR48 pKa = 11.84 IRR50 pKa = 11.84 YY51 pKa = 8.29 LLRR54 pKa = 11.84 TTDD57 pKa = 3.63 LTVKK61 pKa = 10.52 EE62 pKa = 4.66 IGRR65 pKa = 11.84 QCGIPNITYY74 pKa = 10.19 LCRR77 pKa = 11.84 LFQKK81 pKa = 10.1 IHH83 pKa = 5.79 GVTPKK88 pKa = 10.23 QYY90 pKa = 10.28 RR91 pKa = 11.84 EE92 pKa = 3.82 QRR94 pKa = 3.37
Molecular weight: 10.81 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.342
IPC2_protein 9.706
IPC_protein 10.716
Toseland 10.628
ProMoST 10.891
Dawson 10.745
Bjellqvist 10.54
Wikipedia 11.023
Rodwell 10.804
Grimsley 10.818
Solomon 10.906
Lehninger 10.862
Nozaki 10.628
DTASelect 10.526
Thurlkill 10.643
EMBOSS 11.038
Sillero 10.687
Patrickios 10.57
IPC_peptide 10.906
IPC2_peptide 9.809
IPC2.peptide.svr19 8.681
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
688
0
688
212882
46
2165
309.4
34.46
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
7.882 ± 0.103
1.364 ± 0.042
6.194 ± 0.071
6.263 ± 0.091
4.035 ± 0.062
7.086 ± 0.098
2.238 ± 0.046
6.443 ± 0.067
5.61 ± 0.119
9.721 ± 0.118
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.577 ± 0.045
4.129 ± 0.054
4.473 ± 0.077
3.447 ± 0.064
5.354 ± 0.081
6.479 ± 0.085
5.948 ± 0.149
6.468 ± 0.08
1.234 ± 0.04
3.055 ± 0.059
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