Littorina sp. associated circular virus

Taxonomy: Viruses; Monodnaviria; Shotokuvirae; Cressdnaviricota; Arfiviricetes; Cirlivirales; Circoviridae; unclassified Circoviridae

Average proteome isoelectric point is 7.43

Get precalculated fractions of proteins

Acidic
pI < 6.8
6.8-7.4
pI > 7.4
Basic
    
All



Virtual 2D-PAGE plot for 2 proteins (isoelectric point calculated using IPC2_protein)

Get csv file with sequences according to given criteria:
        -     Method 

     -  kDa    
                                                                                      

* 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|A0A0K1RLM4|A0A0K1RLM4_9CIRC Putative replication initiation protein OS=Littorina sp. associated circular virus OX=1692253 PE=4 SV=1
MM1 pKa = 7.06PAKK4 pKa = 9.85RR5 pKa = 11.84VYY7 pKa = 9.5QGKK10 pKa = 9.9RR11 pKa = 11.84GKK13 pKa = 9.67RR14 pKa = 11.84WCFTLNNYY22 pKa = 8.26TEE24 pKa = 4.25AEE26 pKa = 4.07KK27 pKa = 11.12DD28 pKa = 3.76VVVAGLIGKK37 pKa = 8.81EE38 pKa = 3.74PVFAKK43 pKa = 10.65VGAEE47 pKa = 4.08VGDD50 pKa = 3.62SGTPHH55 pKa = 6.38LQGFVHH61 pKa = 6.42LKK63 pKa = 9.81EE64 pKa = 4.29RR65 pKa = 11.84EE66 pKa = 4.08SLGGVKK72 pKa = 10.12KK73 pKa = 10.72ILGNRR78 pKa = 11.84CHH80 pKa = 8.77LEE82 pKa = 3.82MARR85 pKa = 11.84GTDD88 pKa = 3.33IEE90 pKa = 4.06NDD92 pKa = 3.47EE93 pKa = 4.38YY94 pKa = 11.52VSKK97 pKa = 11.12GSIVVEE103 pKa = 4.2LGAPVEE109 pKa = 4.38GATEE113 pKa = 4.05KK114 pKa = 11.18GGGDD118 pKa = 3.05TGYY121 pKa = 10.9IMARR125 pKa = 11.84AAAQQLADD133 pKa = 4.58GGDD136 pKa = 3.39LCAIAEE142 pKa = 4.56DD143 pKa = 4.03PEE145 pKa = 4.45LWKK148 pKa = 10.68SYY150 pKa = 8.55CQHH153 pKa = 5.14GRR155 pKa = 11.84AIEE158 pKa = 4.07KK159 pKa = 10.13LAEE162 pKa = 4.03ATRR165 pKa = 11.84KK166 pKa = 9.72SKK168 pKa = 9.55QHH170 pKa = 5.36QLAADD175 pKa = 3.78SLGDD179 pKa = 4.55PILQAWQRR187 pKa = 11.84TLLRR191 pKa = 11.84HH192 pKa = 5.45VLGEE196 pKa = 3.6PDD198 pKa = 3.02MRR200 pKa = 11.84KK201 pKa = 8.68IHH203 pKa = 5.78WMYY206 pKa = 11.42DD207 pKa = 3.17LVGNMGKK214 pKa = 7.63TWMSKK219 pKa = 8.47YY220 pKa = 10.63LCAKK224 pKa = 8.94HH225 pKa = 5.69GAVRR229 pKa = 11.84FEE231 pKa = 4.25NGKK234 pKa = 9.75SADD237 pKa = 2.81IKK239 pKa = 10.1YY240 pKa = 10.05AYY242 pKa = 9.89NGEE245 pKa = 4.22RR246 pKa = 11.84IVIFDD251 pKa = 4.18LSRR254 pKa = 11.84SQEE257 pKa = 3.57DD258 pKa = 3.51HH259 pKa = 6.69FNYY262 pKa = 10.13EE263 pKa = 3.75VLEE266 pKa = 4.2SVKK269 pKa = 10.71NGIMFSPKK277 pKa = 9.25FDD279 pKa = 3.52SKK281 pKa = 10.73MKK283 pKa = 10.23VFAVPHH289 pKa = 5.3VLVFANWGPEE299 pKa = 3.78EE300 pKa = 4.47SKK302 pKa = 10.74LSRR305 pKa = 11.84DD306 pKa = 3.26RR307 pKa = 11.84WDD309 pKa = 3.69VKK311 pKa = 11.18CMTDD315 pKa = 5.27QDD317 pKa = 4.5MEE319 pKa = 4.27WSDD322 pKa = 3.55LASNVIVKK330 pKa = 9.96QEE332 pKa = 3.87GHH334 pKa = 5.93NVLIDD339 pKa = 3.39MTGDD343 pKa = 3.45RR344 pKa = 11.84EE345 pKa = 4.44ADD347 pKa = 3.69TQVMDD352 pKa = 4.06WNSTDD357 pKa = 5.34DD358 pKa = 3.68SDD360 pKa = 5.46CFIVQYY366 pKa = 11.25

Molecular weight: 41.03 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|A0A0K1RLM4|A0A0K1RLM4_9CIRC Putative replication initiation protein OS=Littorina sp. associated circular virus OX=1692253 PE=4 SV=1
MM1 pKa = 8.11AKK3 pKa = 10.23RR4 pKa = 11.84KK5 pKa = 5.39MTSYY9 pKa = 10.53FKK11 pKa = 10.5SKK13 pKa = 10.08RR14 pKa = 11.84RR15 pKa = 11.84RR16 pKa = 11.84FTAPSRR22 pKa = 11.84RR23 pKa = 11.84RR24 pKa = 11.84RR25 pKa = 11.84GPFGGGNKK33 pKa = 7.94TSRR36 pKa = 11.84RR37 pKa = 11.84RR38 pKa = 11.84RR39 pKa = 11.84FTRR42 pKa = 11.84TRR44 pKa = 11.84RR45 pKa = 11.84RR46 pKa = 11.84RR47 pKa = 11.84RR48 pKa = 11.84TRR50 pKa = 11.84NQPSRR55 pKa = 11.84YY56 pKa = 7.72QVFNARR62 pKa = 11.84IYY64 pKa = 8.68YY65 pKa = 8.57TVAADD70 pKa = 5.08ANGQLYY76 pKa = 9.76RR77 pKa = 11.84NNYY80 pKa = 9.39LSVHH84 pKa = 5.91GAIQEE89 pKa = 4.01IQNNNRR95 pKa = 11.84AIYY98 pKa = 10.47DD99 pKa = 3.78SVLTNWDD106 pKa = 3.17KK107 pKa = 11.4FKK109 pKa = 10.94FLSKK113 pKa = 9.23TEE115 pKa = 4.42RR116 pKa = 11.84IFMSDD121 pKa = 2.89TSPYY125 pKa = 10.66NDD127 pKa = 3.55TARR130 pKa = 11.84DD131 pKa = 3.5RR132 pKa = 11.84ATTLYY137 pKa = 10.29HH138 pKa = 6.95VYY140 pKa = 10.73DD141 pKa = 4.46PDD143 pKa = 3.55SRR145 pKa = 11.84GRR147 pKa = 11.84RR148 pKa = 11.84MAPSEE153 pKa = 4.15MMKK156 pKa = 9.75MPACHH161 pKa = 6.39WKK163 pKa = 10.34FIRR166 pKa = 11.84PYY168 pKa = 9.94QVYY171 pKa = 10.04KK172 pKa = 9.85STLRR176 pKa = 11.84PVFQIPAAGAVLDD189 pKa = 4.32GGEE192 pKa = 4.14ISTGIPRR199 pKa = 11.84VDD201 pKa = 3.93NPWRR205 pKa = 11.84DD206 pKa = 3.61CANFTPTGLASLEE219 pKa = 4.22SHH221 pKa = 6.4NGAMYY226 pKa = 10.46SISTSPNQQFTVIRR240 pKa = 11.84TYY242 pKa = 10.71KK243 pKa = 10.2IAVTTPRR250 pKa = 11.84YY251 pKa = 8.1GQLYY255 pKa = 9.52QGQDD259 pKa = 2.79NTNYY263 pKa = 9.99IEE265 pKa = 3.94

Molecular weight: 30.89 kDa
Isoelectric point according different methods:





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

2

0

2

631

265

366

315.5

35.96

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

7.607 ± 0.27

1.426 ± 0.415

6.339 ± 1.12

5.23 ± 1.834

3.645 ± 0.546

7.607 ± 1.204

2.377 ± 0.537

4.596 ± 0.192

6.339 ± 1.12

5.705 ± 1.195

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

3.328 ± 0.191

4.754 ± 1.027

3.962 ± 1.05

4.12 ± 0.252

8.399 ± 2.974

6.181 ± 0.612

5.705 ± 1.839

6.339 ± 1.353

1.902 ± 0.476

4.437 ± 1.223
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
See this proteome in: uniprot_link
Proteome-pI is available under Creative Commons Attribution-NoDerivs license, for more details see here

Reference: Kozlowski LP. Proteome-pI 2.0: Proteome Isoelectric Point Database Update. Nucleic Acids Res. 2021, doi: 10.1093/nar/gkab944 Contact: Lukasz P. Kozlowski