Castellaniella defragrans 65Phen
Average proteome isoelectric point is 6.88
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 3575 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|W8X940|W8X940_CASDE Protocatechuate 4 5-dioxygenase beta chain OS=Castellaniella defragrans 65Phen OX=1437824 GN=BN940_08486 PE=4 SV=1
MM1 pKa = 7.88 ALPQWTDD8 pKa = 3.16 QQVFDD13 pKa = 4.19 QMNSGSTWTSSLITYY28 pKa = 8.16 AFPQSSSVFDD38 pKa = 4.29 PDD40 pKa = 3.99 LAEE43 pKa = 4.41 HH44 pKa = 6.56 FAGFSPLNTAQQPLVHH60 pKa = 6.77 LAMMLWDD67 pKa = 4.6 DD68 pKa = 5.44 LIARR72 pKa = 11.84 DD73 pKa = 3.66 IVQGSVHH80 pKa = 6.96 DD81 pKa = 4.36 ADD83 pKa = 4.2 IMLSNTSSTDD93 pKa = 2.92 GYY95 pKa = 11.33 AFAVSGGTVWFSSKK109 pKa = 10.59 EE110 pKa = 3.94 DD111 pKa = 3.68 LLQSPEE117 pKa = 3.64 IGKK120 pKa = 10.17 DD121 pKa = 3.37 GFVTFLHH128 pKa = 6.83 EE129 pKa = 4.39 IGHH132 pKa = 6.39 ALGLNHH138 pKa = 6.48 MGDD141 pKa = 4.18 YY142 pKa = 10.85 NGEE145 pKa = 4.2 DD146 pKa = 3.78 DD147 pKa = 5.12 NGPSSYY153 pKa = 10.46 QDD155 pKa = 2.99 SDD157 pKa = 3.5 MLSIMSYY164 pKa = 10.32 YY165 pKa = 10.03 GPGMNGGKK173 pKa = 10.41 GLVAWGDD180 pKa = 3.45 WFASDD185 pKa = 4.4 IGSEE189 pKa = 4.8 GYY191 pKa = 10.2 SPQTPMVNDD200 pKa = 3.14 IMVIQRR206 pKa = 11.84 LYY208 pKa = 11.16 GADD211 pKa = 3.04 TTTRR215 pKa = 11.84 EE216 pKa = 4.07 GNTVYY221 pKa = 10.85 GFGSNIQGPLAQIYY235 pKa = 10.15 DD236 pKa = 3.77 FSINQHH242 pKa = 6.97 PILTIYY248 pKa = 10.45 DD249 pKa = 3.53 AGGVDD254 pKa = 4.69 TINLSGWGTDD264 pKa = 3.54 SLIDD268 pKa = 4.41 LNPGQYY274 pKa = 10.6 SSVNGMTNNLAIAKK288 pKa = 7.64 ATLIEE293 pKa = 4.12 NAVAGAGNDD302 pKa = 3.56 VLIGNSADD310 pKa = 3.19 NHH312 pKa = 6.45 LDD314 pKa = 3.24 GGAGQDD320 pKa = 3.0 SAMFSGALPGYY331 pKa = 9.59 DD332 pKa = 3.23 LSYY335 pKa = 11.27 DD336 pKa = 3.71 VFSRR340 pKa = 11.84 EE341 pKa = 3.86 YY342 pKa = 10.23 TVVDD346 pKa = 3.52 MTAGRR351 pKa = 11.84 DD352 pKa = 3.82 GTDD355 pKa = 2.87 TLINIEE361 pKa = 4.03 YY362 pKa = 10.77 ANFNGAGGDD371 pKa = 4.07 LNDD374 pKa = 4.55 LTPAVYY380 pKa = 10.18 RR381 pKa = 11.84 FYY383 pKa = 11.29 NAGLGLHH390 pKa = 7.23 FYY392 pKa = 10.05 TSNNDD397 pKa = 2.62 EE398 pKa = 4.2 ATAVTRR404 pKa = 11.84 MNGFVYY410 pKa = 10.24 EE411 pKa = 4.23 GVGFGRR417 pKa = 11.84 SVEE420 pKa = 4.25 GAGIPDD426 pKa = 4.49 ADD428 pKa = 3.74 TVAVQRR434 pKa = 11.84 FYY436 pKa = 11.68 NQATGDD442 pKa = 3.54 HH443 pKa = 7.26 FYY445 pKa = 10.41 TAGADD450 pKa = 3.8 EE451 pKa = 4.87 ARR453 pKa = 11.84 HH454 pKa = 5.21 LMEE457 pKa = 6.67 IGGAWQYY464 pKa = 10.88 EE465 pKa = 3.92 GRR467 pKa = 11.84 AFNAYY472 pKa = 7.09 GTQADD477 pKa = 4.43 GTTALYY483 pKa = 10.59 RR484 pKa = 11.84 FLNTEE489 pKa = 4.18 SGTHH493 pKa = 7.12 FYY495 pKa = 9.87 TADD498 pKa = 3.3 IAEE501 pKa = 4.83 KK502 pKa = 9.53 EE503 pKa = 4.2 AVMQSGYY510 pKa = 10.66 FSYY513 pKa = 10.74 EE514 pKa = 3.59 GIAFYY519 pKa = 9.76 VTAA522 pKa = 5.13
Molecular weight: 56.18 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.837
IPC2_protein 3.91
IPC_protein 3.948
Toseland 3.719
ProMoST 4.101
Dawson 3.935
Bjellqvist 4.088
Wikipedia 3.884
Rodwell 3.77
Grimsley 3.63
Solomon 3.935
Lehninger 3.897
Nozaki 4.05
DTASelect 4.317
Thurlkill 3.77
EMBOSS 3.884
Sillero 4.062
Patrickios 0.439
IPC_peptide 3.935
IPC2_peptide 4.05
IPC2.peptide.svr19 3.956
Protein with the highest isoelectric point:
>tr|W8X0C6|W8X0C6_CASDE DNA polymerase IV OS=Castellaniella defragrans 65Phen OX=1437824 GN=dinB PE=3 SV=1
MM1 pKa = 7.45 KK2 pKa = 9.51 RR3 pKa = 11.84 TFQPSVTRR11 pKa = 11.84 RR12 pKa = 11.84 KK13 pKa = 8.0 RR14 pKa = 11.84 THH16 pKa = 5.76 GFRR19 pKa = 11.84 VRR21 pKa = 11.84 MKK23 pKa = 8.99 TRR25 pKa = 11.84 AGRR28 pKa = 11.84 AVLSARR34 pKa = 11.84 RR35 pKa = 11.84 AKK37 pKa = 9.92 GRR39 pKa = 11.84 KK40 pKa = 8.75 RR41 pKa = 11.84 LAVV44 pKa = 3.41
Molecular weight: 5.18 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.526
IPC2_protein 11.286
IPC_protein 12.881
Toseland 13.042
ProMoST 13.539
Dawson 13.042
Bjellqvist 13.042
Wikipedia 13.525
Rodwell 12.705
Grimsley 13.086
Solomon 13.539
Lehninger 13.451
Nozaki 13.042
DTASelect 13.042
Thurlkill 13.042
EMBOSS 13.539
Sillero 13.042
Patrickios 12.427
IPC_peptide 13.554
IPC2_peptide 12.53
IPC2.peptide.svr19 9.21
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
3575
0
3575
1162262
37
1991
325.1
35.28
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
13.341 ± 0.064
0.992 ± 0.015
5.632 ± 0.029
5.097 ± 0.037
3.327 ± 0.028
8.823 ± 0.042
2.317 ± 0.021
4.482 ± 0.031
2.33 ± 0.03
11.124 ± 0.052
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.381 ± 0.019
2.168 ± 0.023
5.583 ± 0.036
3.756 ± 0.029
8.099 ± 0.047
4.918 ± 0.031
4.661 ± 0.028
7.172 ± 0.033
1.526 ± 0.018
2.272 ± 0.021
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