Streptococcus virus 9874

Taxonomy: Viruses; Duplodnaviria; Heunggongvirae; Uroviricota; Caudoviricetes; Caudovirales; Siphoviridae; unclassified Siphoviridae

Average proteome isoelectric point is 6.5

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 48 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|A0A191KBP6|A0A191KBP6_9CAUD Tape measure protein OS=Streptococcus virus 9874 OX=1814960 GN=P9874_16 PE=4 SV=1
MM1 pKa = 7.12VNWVDD6 pKa = 4.58KK7 pKa = 11.1DD8 pKa = 4.24GNDD11 pKa = 3.97LPDD14 pKa = 4.77GADD17 pKa = 3.18QDD19 pKa = 4.92FKK21 pKa = 11.67AGMYY25 pKa = 10.17FSFSGDD31 pKa = 2.99EE32 pKa = 4.17TNIVDD37 pKa = 3.97TGNGGYY43 pKa = 10.4YY44 pKa = 9.73GGYY47 pKa = 9.69YY48 pKa = 9.72YY49 pKa = 10.64RR50 pKa = 11.84QFEE53 pKa = 4.2FGQFGTVWLSCWNKK67 pKa = 10.66DD68 pKa = 3.89DD69 pKa = 5.14LVNYY73 pKa = 7.38YY74 pKa = 8.26QQ75 pKa = 4.22

Molecular weight: 8.66 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|A0A191KC06|A0A191KC06_9CAUD TerL OS=Streptococcus virus 9874 OX=1814960 GN=P9874_03 PE=4 SV=1
MM1 pKa = 7.43EE2 pKa = 5.84RR3 pKa = 11.84LLKK6 pKa = 9.63RR7 pKa = 11.84TTYY10 pKa = 10.7RR11 pKa = 11.84EE12 pKa = 4.1LNVAIALLLASLIINIGTLVSVVNRR37 pKa = 11.84PLKK40 pKa = 10.28PIIVYY45 pKa = 10.1KK46 pKa = 10.54ADD48 pKa = 3.41NSAVMHH54 pKa = 6.02GKK56 pKa = 8.14ITGKK60 pKa = 10.18QMIGKK65 pKa = 9.8LYY67 pKa = 9.98TLDD70 pKa = 3.56CGAYY74 pKa = 10.2GKK76 pKa = 10.61FLVTKK81 pKa = 9.02EE82 pKa = 4.12QYY84 pKa = 11.14DD85 pKa = 3.9SVKK88 pKa = 10.83VGDD91 pKa = 5.05EE92 pKa = 3.73IPSYY96 pKa = 11.07LKK98 pKa = 10.97GRR100 pKa = 11.84GQQ102 pKa = 3.22

Molecular weight: 11.31 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

48

0

48

9645

51

910

200.9

22.84

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

6.439 ± 0.415

0.819 ± 0.121

6.169 ± 0.247

6.895 ± 0.637

4.5 ± 0.265

6.159 ± 0.511

1.192 ± 0.11

6.833 ± 0.353

8.802 ± 0.469

7.859 ± 0.434

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.602 ± 0.17

6.667 ± 0.435

2.53 ± 0.165

3.961 ± 0.295

3.898 ± 0.288

6.449 ± 0.357

6.325 ± 0.298

6.179 ± 0.345

1.483 ± 0.214

4.241 ± 0.358
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