Streptococcus sp. sy004

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

Average proteome isoelectric point is 6.28

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 1182 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|A0A5C5TCM1|A0A5C5TCM1_9STRE GTP-sensing transcriptional pleiotropic repressor CodY OS=Streptococcus sp. sy004 OX=2600149 GN=codY PE=3 SV=1
MM1 pKa = 7.35EE2 pKa = 5.55WIEE5 pKa = 4.13IKK7 pKa = 9.53TRR9 pKa = 11.84PITDD13 pKa = 3.82EE14 pKa = 3.92EE15 pKa = 4.55QEE17 pKa = 4.32LYY19 pKa = 10.17PYY21 pKa = 9.63LDD23 pKa = 4.2CMFDD27 pKa = 3.64CQVPDD32 pKa = 3.21VFEE35 pKa = 4.36NVLVTLSDD43 pKa = 3.32GRR45 pKa = 11.84IDD47 pKa = 3.93VDD49 pKa = 3.43MFDD52 pKa = 4.07DD53 pKa = 3.79YY54 pKa = 11.69GYY56 pKa = 11.04GGVGFSEE63 pKa = 4.42YY64 pKa = 10.77DD65 pKa = 3.38DD66 pKa = 6.17DD67 pKa = 5.27VIAWMPLPVPFRR79 pKa = 11.84KK80 pKa = 9.39EE81 pKa = 3.46

Molecular weight: 9.52 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|A0A5C5TCX9|A0A5C5TCX9_9STRE ABC transporter permease OS=Streptococcus sp. sy004 OX=2600149 GN=FRX54_00170 PE=4 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 = 11.84VLASRR34 pKa = 11.84RR35 pKa = 11.84RR36 pKa = 11.84KK37 pKa = 8.73GRR39 pKa = 11.84KK40 pKa = 8.76VLSAA44 pKa = 4.05

Molecular weight: 5.38 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

1182

0

1182

362461

33

1721

306.7

34.32

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

7.676 ± 0.078

0.476 ± 0.018

5.697 ± 0.057

6.761 ± 0.08

4.319 ± 0.061

6.387 ± 0.077

1.748 ± 0.03

6.849 ± 0.068

6.557 ± 0.061

10.652 ± 0.123

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.476 ± 0.032

4.331 ± 0.048

3.259 ± 0.042

4.8 ± 0.059

4.08 ± 0.057

6.299 ± 0.068

5.974 ± 0.066

7.168 ± 0.077

0.814 ± 0.024

3.677 ± 0.052
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