Firmicutes bacterium CAG:882
Average proteome isoelectric point is 5.86
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 2572 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|R7BL48|R7BL48_9FIRM ATP synthase subunit c OS=Firmicutes bacterium CAG:882 OX=1262991 GN=atpE PE=3 SV=1
MM1 pKa = 7.79 RR2 pKa = 11.84 KK3 pKa = 9.08 FKK5 pKa = 10.7 KK6 pKa = 10.52 VLASLIAGTLVLSNAVPVLAAQDD29 pKa = 3.93 ASALPDD35 pKa = 3.12 GTAYY39 pKa = 11.2 LNINNSDD46 pKa = 3.4 WQPFDD51 pKa = 4.66 AEE53 pKa = 4.32 WVNAEE58 pKa = 3.75 ITGDD62 pKa = 3.4 GSYY65 pKa = 9.44 TVSMTAAEE73 pKa = 4.26 AVDD76 pKa = 4.68 LGAFNALEE84 pKa = 4.19 VVNGEE89 pKa = 4.25 EE90 pKa = 4.13 VLGTGAVITVDD101 pKa = 3.76 SIEE104 pKa = 4.38 LNGEE108 pKa = 4.08 EE109 pKa = 5.18 IEE111 pKa = 4.44 LQGSSYY117 pKa = 10.05 TCSADD122 pKa = 3.2 GLGVTTRR129 pKa = 11.84 VNLYY133 pKa = 10.34 NEE135 pKa = 4.4 WNTPDD140 pKa = 3.27 ATATAGDD147 pKa = 4.81 DD148 pKa = 3.21 KK149 pKa = 11.5 HH150 pKa = 7.47 ADD152 pKa = 3.43 CRR154 pKa = 11.84 VAEE157 pKa = 4.45 GNVADD162 pKa = 4.59 ATACLWTAEE171 pKa = 4.1 QLTGVTSIVVNFTVSGFGTAGGPAEE196 pKa = 4.54 AADD199 pKa = 3.81 NSDD202 pKa = 3.29 AATEE206 pKa = 4.19 AVAHH210 pKa = 5.34 LTINNEE216 pKa = 3.29 NWGEE220 pKa = 4.04 YY221 pKa = 7.62 EE222 pKa = 4.27 AEE224 pKa = 4.19 YY225 pKa = 11.33 VDD227 pKa = 4.28 ATITGDD233 pKa = 3.23 GTYY236 pKa = 9.15 TVSMTAAEE244 pKa = 4.12 AQNLGAYY251 pKa = 8.33 NALQVPNGEE260 pKa = 4.74 AIMGTACVLTIDD272 pKa = 4.13 SIKK275 pKa = 10.81 INGEE279 pKa = 3.98 EE280 pKa = 4.01 ITLQGPSYY288 pKa = 10.0 TCSADD293 pKa = 3.18 GAGVDD298 pKa = 3.69 TRR300 pKa = 11.84 VNIYY304 pKa = 10.7 NEE306 pKa = 4.18 YY307 pKa = 10.4 NDD309 pKa = 4.27 PDD311 pKa = 3.62 ATATAGDD318 pKa = 4.8 DD319 pKa = 3.3 NHH321 pKa = 7.14 LDD323 pKa = 3.62 QRR325 pKa = 11.84 IADD328 pKa = 4.13 GNLADD333 pKa = 3.57 ATARR337 pKa = 11.84 LLSTDD342 pKa = 5.08 DD343 pKa = 3.45 IADD346 pKa = 3.73 VQSVEE351 pKa = 4.11 VTFTVSDD358 pKa = 3.75 YY359 pKa = 11.75 GKK361 pKa = 8.92 MAEE364 pKa = 4.25 AGEE367 pKa = 4.13 AAGNDD372 pKa = 3.75 GAFDD376 pKa = 4.45 PNGEE380 pKa = 4.18 YY381 pKa = 10.47 NVYY384 pKa = 10.65 FGVQTAAYY392 pKa = 9.4 SFRR395 pKa = 11.84 NAWNDD400 pKa = 3.23 SYY402 pKa = 12.13 GLGTPEE408 pKa = 4.23 FDD410 pKa = 5.96 QITGWNGNDD419 pKa = 2.85 EE420 pKa = 4.51 VVRR423 pKa = 11.84 TGTITDD429 pKa = 3.69 AVIKK433 pKa = 10.93 GNGTYY438 pKa = 9.16 TVSLTGVDD446 pKa = 4.27 FADD449 pKa = 4.84 DD450 pKa = 4.43 AEE452 pKa = 4.39 TLNLLFLSTDD462 pKa = 3.05 IPLDD466 pKa = 3.63 SDD468 pKa = 4.67 AKK470 pKa = 10.03 ITDD473 pKa = 3.33 ITVKK477 pKa = 10.1 MGGKK481 pKa = 9.17 KK482 pKa = 10.44 VYY484 pKa = 10.33 DD485 pKa = 3.93 FEE487 pKa = 5.68 EE488 pKa = 5.27 SYY490 pKa = 11.31 QDD492 pKa = 4.52 PDD494 pKa = 3.35 TKK496 pKa = 11.11 DD497 pKa = 3.35 YY498 pKa = 11.34 IKK500 pKa = 10.04 TLLINTYY507 pKa = 10.07 NDD509 pKa = 3.04 AFNGEE514 pKa = 4.11 NEE516 pKa = 4.05 FAYY519 pKa = 9.63 TLSAGMDD526 pKa = 3.2 IEE528 pKa = 4.59 VTFTVSGFAYY538 pKa = 9.94 DD539 pKa = 4.17 NPDD542 pKa = 3.45 AVPSGDD548 pKa = 3.26 TSATEE553 pKa = 3.97 TTQAAEE559 pKa = 4.17 TTKK562 pKa = 10.63 AASEE566 pKa = 4.19 ATTTASAEE574 pKa = 3.96 ASQGGVSVGVIIAIVAAVVVVAAIVVVAVKK604 pKa = 10.27 KK605 pKa = 10.74 KK606 pKa = 10.17 KK607 pKa = 10.34
Molecular weight: 63.42 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.692
IPC2_protein 3.694
IPC_protein 3.732
Toseland 3.503
ProMoST 3.884
Dawson 3.719
Bjellqvist 3.872
Wikipedia 3.643
Rodwell 3.554
Grimsley 3.414
Solomon 3.706
Lehninger 3.668
Nozaki 3.821
DTASelect 4.062
Thurlkill 3.554
EMBOSS 3.643
Sillero 3.846
Patrickios 1.418
IPC_peptide 3.706
IPC2_peptide 3.821
IPC2.peptide.svr19 3.757
Protein with the highest isoelectric point:
>tr|R7BCH2|R7BCH2_9FIRM Extracellular solute-binding protein family 1 OS=Firmicutes bacterium CAG:882 OX=1262991 GN=BN803_01148 PE=4 SV=1
MM1 pKa = 7.33 KK2 pKa = 9.54 QTFHH6 pKa = 6.38 PKK8 pKa = 9.07 KK9 pKa = 8.04 RR10 pKa = 11.84 QRR12 pKa = 11.84 NKK14 pKa = 8.21 VHH16 pKa = 6.58 GFRR19 pKa = 11.84 ARR21 pKa = 11.84 MSTANGRR28 pKa = 11.84 KK29 pKa = 8.98 VLSARR34 pKa = 11.84 RR35 pKa = 11.84 AKK37 pKa = 10.03 GRR39 pKa = 11.84 KK40 pKa = 8.97 SLTVV44 pKa = 3.12
Molecular weight: 5.12 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.494
IPC2_protein 11.111
IPC_protein 12.691
Toseland 12.852
ProMoST 13.349
Dawson 12.866
Bjellqvist 12.852
Wikipedia 13.334
Rodwell 12.647
Grimsley 12.896
Solomon 13.349
Lehninger 13.247
Nozaki 12.852
DTASelect 12.852
Thurlkill 12.852
EMBOSS 13.349
Sillero 12.852
Patrickios 12.369
IPC_peptide 13.349
IPC2_peptide 12.34
IPC2.peptide.svr19 9.095
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
2572
0
2572
845954
29
2973
328.9
36.86
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
7.614 ± 0.045
1.509 ± 0.019
6.284 ± 0.042
7.217 ± 0.048
4.07 ± 0.033
7.061 ± 0.044
1.625 ± 0.02
7.568 ± 0.045
6.674 ± 0.045
8.442 ± 0.045
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
3.134 ± 0.024
4.883 ± 0.03
2.916 ± 0.026
2.607 ± 0.025
4.357 ± 0.038
6.006 ± 0.042
5.339 ± 0.046
7.228 ± 0.04
0.85 ± 0.017
4.613 ± 0.037
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