Streptomyces phage Jay2Jay
Average proteome isoelectric point is 6.33
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 209 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|A0A0A0RL59|A0A0A0RL59_9CAUD Uncharacterized protein OS=Streptomyces phage Jay2Jay OX=1556290 GN=253 PE=4 SV=1
MM1 pKa = 7.76 SYY3 pKa = 10.53 QLQVLTDD10 pKa = 3.56 APFSYY15 pKa = 9.79 WKK17 pKa = 10.51 LDD19 pKa = 3.37 EE20 pKa = 4.85 TGPAFPDD27 pKa = 3.27 SAGSMRR33 pKa = 11.84 TADD36 pKa = 3.72 LVGTITRR43 pKa = 11.84 HH44 pKa = 5.3 PALVTGSGNALVLDD58 pKa = 4.24 NTNHH62 pKa = 7.1 LDD64 pKa = 3.3 MDD66 pKa = 4.3 DD67 pKa = 3.64 PVFNKK72 pKa = 10.34 GYY74 pKa = 8.92 EE75 pKa = 3.89 LRR77 pKa = 11.84 QFSLEE82 pKa = 3.88 AWVKK86 pKa = 8.55 PVKK89 pKa = 9.53 ITGEE93 pKa = 4.11 VSVMSHH99 pKa = 5.65 SGIYY103 pKa = 10.21 DD104 pKa = 3.6 GLTITPTHH112 pKa = 6.89 IYY114 pKa = 10.58 FSTKK118 pKa = 9.97 YY119 pKa = 8.68 LTAGSCEE126 pKa = 3.76 VSYY129 pKa = 10.5 EE130 pKa = 3.94 YY131 pKa = 10.23 STGKK135 pKa = 9.88 SFHH138 pKa = 6.39 VVGVHH143 pKa = 5.58 TNAKK147 pKa = 9.52 NSLYY151 pKa = 10.73 VDD153 pKa = 4.01 GVLVAEE159 pKa = 4.55 TDD161 pKa = 3.59 LTDD164 pKa = 3.45 EE165 pKa = 4.24 QQIDD169 pKa = 3.96 SYY171 pKa = 12.04 SFLTSDD177 pKa = 5.14 LIAGQGSGTIALDD190 pKa = 3.54 APAVYY195 pKa = 9.95 TDD197 pKa = 3.73 ALGAEE202 pKa = 4.95 AISRR206 pKa = 11.84 HH207 pKa = 5.2 YY208 pKa = 10.94 FNGVDD213 pKa = 3.35 VDD215 pKa = 3.81 TSEE218 pKa = 5.7 AIAGFNDD225 pKa = 4.48 AIFWNFTDD233 pKa = 3.48 EE234 pKa = 4.21 TRR236 pKa = 11.84 NIAIKK241 pKa = 10.36 KK242 pKa = 8.77 VWASDD247 pKa = 4.22 DD248 pKa = 3.7 DD249 pKa = 3.81 WSDD252 pKa = 3.52 AVLTDD257 pKa = 3.2 VAVIDD262 pKa = 4.07 GTIVPSYY269 pKa = 10.41 SQTEE273 pKa = 4.39 TEE275 pKa = 4.26 VVEE278 pKa = 5.07 DD279 pKa = 4.01 GLIVPVYY286 pKa = 10.23 EE287 pKa = 4.19 NTSLPGVWLASLSFTSIPEE306 pKa = 3.85 EE307 pKa = 4.27 TITDD311 pKa = 3.48 ARR313 pKa = 11.84 INWVGEE319 pKa = 3.63 GSYY322 pKa = 10.12 TIEE325 pKa = 4.06 YY326 pKa = 10.3 SVDD329 pKa = 3.25 GGNIWLEE336 pKa = 4.16 PSDD339 pKa = 4.15 SGATVLDD346 pKa = 3.83 NEE348 pKa = 4.55 SVIDD352 pKa = 3.77 IRR354 pKa = 11.84 VTFDD358 pKa = 2.89 GGIVDD363 pKa = 4.97 DD364 pKa = 4.7 EE365 pKa = 5.2 SFVSSIEE372 pKa = 3.99 VVGYY376 pKa = 9.97 LDD378 pKa = 3.0 KK379 pKa = 11.11 YY380 pKa = 10.03 YY381 pKa = 10.6 RR382 pKa = 11.84 GSRR385 pKa = 11.84 ADD387 pKa = 3.39 RR388 pKa = 11.84 TAQMSGTGVVSSSYY402 pKa = 10.69 FEE404 pKa = 4.97 PIEE407 pKa = 4.0 YY408 pKa = 10.74 ADD410 pKa = 3.7 VNGLRR415 pKa = 11.84 IITGTVNVSLDD426 pKa = 3.37 DD427 pKa = 4.06 SYY429 pKa = 11.88 EE430 pKa = 4.32 GEE432 pKa = 4.43 QEE434 pKa = 4.84 AGDD437 pKa = 4.2 LNVNGIDD444 pKa = 3.4 MWIKK448 pKa = 8.59 PTVGNILTATGISISRR464 pKa = 11.84 VGNTIVFSGFSSFTVNGNSVTSGDD488 pKa = 3.71 TVFDD492 pKa = 3.58 SDD494 pKa = 3.26 SWYY497 pKa = 10.53 HH498 pKa = 5.08 IAGVFSTPGNYY509 pKa = 10.43 AMSIASAGTIISQLSVIYY527 pKa = 10.48 GSLSLLGLQQIYY539 pKa = 10.17 AAYY542 pKa = 10.17 LGLPGLIVNDD552 pKa = 3.96 TSTVDD557 pKa = 3.04 IGEE560 pKa = 4.53 GSPATNLYY568 pKa = 9.27 AHH570 pKa = 6.59 VWGITPAGG578 pKa = 3.48
Molecular weight: 61.96 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 3.758
IPC2_protein 3.897
IPC_protein 3.923
Toseland 3.706
ProMoST 4.075
Dawson 3.91
Bjellqvist 4.062
Wikipedia 3.834
Rodwell 3.745
Grimsley 3.605
Solomon 3.91
Lehninger 3.859
Nozaki 4.012
DTASelect 4.266
Thurlkill 3.745
EMBOSS 3.846
Sillero 4.037
Patrickios 0.82
IPC_peptide 3.897
IPC2_peptide 4.024
IPC2.peptide.svr19 3.92
Protein with the highest isoelectric point:
>tr|A0A0A0RT10|A0A0A0RT10_9CAUD Uncharacterized protein OS=Streptomyces phage Jay2Jay OX=1556290 GN=51 PE=4 SV=1
MM1 pKa = 7.15 KK2 pKa = 9.78 TDD4 pKa = 3.35 EE5 pKa = 4.86 DD6 pKa = 3.93 RR7 pKa = 11.84 CIEE10 pKa = 4.13 YY11 pKa = 10.35 GVPYY15 pKa = 9.83 DD16 pKa = 3.79 PSITRR21 pKa = 11.84 PVVYY25 pKa = 10.03 AQSNWTCHH33 pKa = 5.64 LCGKK37 pKa = 9.81 RR38 pKa = 11.84 VSKK41 pKa = 10.3 RR42 pKa = 11.84 LKK44 pKa = 9.48 YY45 pKa = 8.65 PHH47 pKa = 7.26 PKK49 pKa = 9.85 SASLDD54 pKa = 3.89 HH55 pKa = 6.64 IVPLSWRR62 pKa = 11.84 KK63 pKa = 9.93 DD64 pKa = 3.68 SPGHH68 pKa = 4.45 VWGNVALAHH77 pKa = 6.12 LRR79 pKa = 11.84 CNQSKK84 pKa = 9.12 GARR87 pKa = 11.84 FAGSTRR93 pKa = 11.84 PAPRR97 pKa = 11.84 RR98 pKa = 11.84 PGFINNVWKK107 pKa = 10.6 LRR109 pKa = 11.84 IALFGFTGAMFYY121 pKa = 10.71 FGATPLALTIAVALCILSVIKK142 pKa = 10.51 VKK144 pKa = 10.53 KK145 pKa = 8.25 SRR147 pKa = 11.84 RR148 pKa = 11.84 RR149 pKa = 11.84 RR150 pKa = 11.84 RR151 pKa = 11.84 RR152 pKa = 11.84 AWWKK156 pKa = 10.21 LL157 pKa = 3.23
Molecular weight: 17.92 kDa
Isoelectric point according different methods:
IPC2.protein.svr19 9.319
IPC2_protein 9.955
IPC_protein 10.862
Toseland 11.038
ProMoST 10.862
Dawson 11.096
Bjellqvist 10.862
Wikipedia 11.345
Rodwell 11.301
Grimsley 11.14
Solomon 11.286
Lehninger 11.242
Nozaki 11.023
DTASelect 10.847
Thurlkill 11.023
EMBOSS 11.447
Sillero 11.038
Patrickios 11.023
IPC_peptide 11.301
IPC2_peptide 10.087
IPC2.peptide.svr19 8.406
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
209
0
209
34582
23
2103
165.5
18.54
Amino acid frequency
Ala
Cys
Asp
Glu
Phe
Gly
His
Ile
Lys
Leu
8.444 ± 0.379
0.992 ± 0.11
6.48 ± 0.179
6.833 ± 0.299
3.831 ± 0.12
7.504 ± 0.177
1.877 ± 0.128
5.384 ± 0.149
6.252 ± 0.278
7.226 ± 0.198
Met
Asn
Gln
Pro
Arg
Ser
Thr
Val
Trp
Tyr
2.903 ± 0.118
4.572 ± 0.15
3.803 ± 0.177
3.279 ± 0.186
5.584 ± 0.182
6.13 ± 0.248
6.171 ± 0.314
7.145 ± 0.209
1.885 ± 0.094
3.704 ± 0.182
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