Streptococcus ictaluri 707-05

Taxonomy: cellular organisms; Bacteria; Terrabacteria group; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae; Streptococcus; Streptococcus ictaluri

Average proteome isoelectric point is 6.55

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 2397 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|G5K0G1|G5K0G1_9STRE DNA-binding helix-turn-helix protein OS=Streptococcus ictaluri 707-05 OX=764299 GN=STRIC_0083 PE=4 SV=1
MM1 pKa = 7.62ALAKK5 pKa = 9.78IVYY8 pKa = 10.47ASMTGNTEE16 pKa = 3.89EE17 pKa = 4.5IADD20 pKa = 3.67IVASKK25 pKa = 10.31LQEE28 pKa = 3.8LGYY31 pKa = 10.61DD32 pKa = 3.69VEE34 pKa = 4.76IDD36 pKa = 3.2EE37 pKa = 4.77CTSVEE42 pKa = 3.77ASEE45 pKa = 5.91FEE47 pKa = 4.29DD48 pKa = 4.24ADD50 pKa = 3.73MAIVATYY57 pKa = 9.3TYY59 pKa = 11.24GDD61 pKa = 3.61GDD63 pKa = 4.31LPDD66 pKa = 5.1EE67 pKa = 4.45IVDD70 pKa = 4.62FYY72 pKa = 11.83EE73 pKa = 5.1DD74 pKa = 4.37LQDD77 pKa = 4.62LDD79 pKa = 4.65LSGKK83 pKa = 9.71IYY85 pKa = 10.62GVVGSGDD92 pKa = 3.05TFYY95 pKa = 11.14DD96 pKa = 3.99YY97 pKa = 11.04FCKK100 pKa = 10.6SVDD103 pKa = 3.35EE104 pKa = 4.79FEE106 pKa = 4.48EE107 pKa = 4.38QFALTGATKK116 pKa = 10.51GADD119 pKa = 3.37SVKK122 pKa = 10.32VDD124 pKa = 4.66LAAEE128 pKa = 4.42DD129 pKa = 4.26EE130 pKa = 4.87DD131 pKa = 4.27IKK133 pKa = 11.2HH134 pKa = 6.42LEE136 pKa = 3.95AFAEE140 pKa = 4.31KK141 pKa = 9.84MSQALEE147 pKa = 4.44TII149 pKa = 4.05

Molecular weight: 16.31 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|G5K4X0|G5K4X0_9STRE Ribonuclease M5 OS=Streptococcus ictaluri 707-05 OX=764299 GN=rnmV PE=3 SV=1
MM1 pKa = 7.35KK2 pKa = 9.43RR3 pKa = 11.84TYY5 pKa = 10.07QPSKK9 pKa = 9.67IRR11 pKa = 11.84RR12 pKa = 11.84QRR14 pKa = 11.84KK15 pKa = 7.52HH16 pKa = 5.2GFRR19 pKa = 11.84HH20 pKa = 6.39RR21 pKa = 11.84MSTKK25 pKa = 9.02NGRR28 pKa = 11.84RR29 pKa = 11.84VLAARR34 pKa = 11.84RR35 pKa = 11.84RR36 pKa = 11.84KK37 pKa = 8.81GRR39 pKa = 11.84KK40 pKa = 8.75VLSAA44 pKa = 4.05

Molecular weight: 5.36 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

2397

0

2397

639083

37

1465

266.6

29.93

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

7.581 ± 0.065

0.6 ± 0.015

5.693 ± 0.044

6.591 ± 0.054

4.5 ± 0.04

6.291 ± 0.047

2.034 ± 0.021

7.274 ± 0.048

7.158 ± 0.051

10.474 ± 0.073

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.62 ± 0.027

4.331 ± 0.036

3.319 ± 0.03

4.361 ± 0.036

3.968 ± 0.037

6.553 ± 0.041

5.536 ± 0.04

6.497 ± 0.042

0.901 ± 0.018

3.718 ± 0.034
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