Streptococcus phage IPP38

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

Average proteome isoelectric point is 6.25

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 63 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|A0A1S5SC28|A0A1S5SC28_9CAUD Uncharacterized protein OS=Streptococcus phage IPP38 OX=1916177 GN=IPP38_00025 PE=4 SV=1
MM1 pKa = 7.91AILDD5 pKa = 4.57DD6 pKa = 4.75LQALYY11 pKa = 11.25DD12 pKa = 4.06NGWDD16 pKa = 4.07ASFNYY21 pKa = 9.53NGQVCGIFPNSIYY34 pKa = 10.86DD35 pKa = 3.58VVVIIADD42 pKa = 3.53DD43 pKa = 4.13EE44 pKa = 4.47YY45 pKa = 10.96RR46 pKa = 11.84ASSFDD51 pKa = 4.4DD52 pKa = 4.95LISLQIEE59 pKa = 4.74GKK61 pKa = 7.71TLPEE65 pKa = 3.62IMNEE69 pKa = 3.98VEE71 pKa = 4.11VQYY74 pKa = 11.6GG75 pKa = 3.21

Molecular weight: 8.43 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|A0A1S5SBY4|A0A1S5SBY4_9CAUD CI-like repressor OS=Streptococcus phage IPP38 OX=1916177 GN=IPP38_00003 PE=4 SV=1
MM1 pKa = 7.81RR2 pKa = 11.84PRR4 pKa = 11.84RR5 pKa = 11.84YY6 pKa = 9.18PYY8 pKa = 10.05SGKK11 pKa = 10.15KK12 pKa = 9.81EE13 pKa = 4.19STFVKK18 pKa = 10.4ADD20 pKa = 3.56PEE22 pKa = 4.22LMLNINKK29 pKa = 9.29IDD31 pKa = 3.66VGNIQAKK38 pKa = 10.48NIFGKK43 pKa = 10.24II44 pKa = 3.35

Molecular weight: 5.08 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

63

0

63

12612

35

1871

200.2

22.73

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

6.843 ± 0.546

0.539 ± 0.101

6.224 ± 0.3

8.08 ± 0.456

4.004 ± 0.259

6.304 ± 0.525

1.522 ± 0.176

6.787 ± 0.315

8.722 ± 0.367

8.262 ± 0.259

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.45 ± 0.226

5.249 ± 0.311

2.743 ± 0.263

3.972 ± 0.197

4.567 ± 0.359

6.137 ± 0.327

6.129 ± 0.371

6.28 ± 0.208

1.356 ± 0.153

3.83 ± 0.349
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