Peptostreptococcus russellii

Taxonomy: cellular organisms; Bacteria; Terrabacteria group; Firmicutes; Clostridia; Eubacteriales; Peptostreptococcaceae; Peptostreptococcus

Average proteome isoelectric point is 6.39

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 1869 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|A0A1H8ESF9|A0A1H8ESF9_9FIRM Glyceraldehyde-3-phosphate dehydrogenase OS=Peptostreptococcus russellii OX=215200 GN=SAMN05216454_101208 PE=3 SV=1
MM1 pKa = 7.64KK2 pKa = 10.5KK3 pKa = 10.33LLLGAALGIAAGAVGYY19 pKa = 10.38KK20 pKa = 10.14LYY22 pKa = 10.85KK23 pKa = 10.32EE24 pKa = 4.17NEE26 pKa = 3.91EE27 pKa = 4.23EE28 pKa = 3.87IKK30 pKa = 11.15GFIDD34 pKa = 4.48EE35 pKa = 4.82RR36 pKa = 11.84LSDD39 pKa = 3.93YY40 pKa = 11.6DD41 pKa = 4.19DD42 pKa = 4.48VDD44 pKa = 4.06VEE46 pKa = 5.77DD47 pKa = 5.41IDD49 pKa = 6.24LEE51 pKa = 4.26DD52 pKa = 5.69LEE54 pKa = 5.32DD55 pKa = 5.35LRR57 pKa = 11.84DD58 pKa = 4.79CIDD61 pKa = 4.09DD62 pKa = 4.49MIDD65 pKa = 3.14AKK67 pKa = 11.11LKK69 pKa = 11.08GGFQYY74 pKa = 11.5DD75 pKa = 4.75DD76 pKa = 3.8ISSCDD81 pKa = 5.52DD82 pKa = 3.86EE83 pKa = 5.81DD84 pKa = 4.46CCCSDD89 pKa = 3.81DD90 pKa = 4.72CSCEE94 pKa = 3.87EE95 pKa = 4.27EE96 pKa = 4.7KK97 pKa = 11.15NYY99 pKa = 10.89DD100 pKa = 3.57DD101 pKa = 6.17DD102 pKa = 5.0YY103 pKa = 11.73ICIVHH108 pKa = 6.36NSEE111 pKa = 4.12EE112 pKa = 4.19EE113 pKa = 4.34KK114 pKa = 10.83EE115 pKa = 4.02DD116 pKa = 4.54SEE118 pKa = 5.27DD119 pKa = 3.71NKK121 pKa = 11.05EE122 pKa = 4.02KK123 pKa = 11.03

Molecular weight: 14.01 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|A0A1H8KEJ2|A0A1H8KEJ2_9FIRM 2-iminoacetate synthase OS=Peptostreptococcus russellii OX=215200 GN=SAMN05216454_12913 PE=4 SV=1
MM1 pKa = 7.36KK2 pKa = 9.43RR3 pKa = 11.84TYY5 pKa = 9.67QPKK8 pKa = 8.57KK9 pKa = 7.61RR10 pKa = 11.84QRR12 pKa = 11.84KK13 pKa = 8.25RR14 pKa = 11.84EE15 pKa = 3.66HH16 pKa = 6.29GFRR19 pKa = 11.84KK20 pKa = 9.77RR21 pKa = 11.84MKK23 pKa = 9.11TSNGRR28 pKa = 11.84NVLKK32 pKa = 10.51RR33 pKa = 11.84RR34 pKa = 11.84RR35 pKa = 11.84AKK37 pKa = 9.37GRR39 pKa = 11.84KK40 pKa = 8.95RR41 pKa = 11.84LTHH44 pKa = 6.22

Molecular weight: 5.56 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

1869

0

1869

597693

26

2109

319.8

36.09

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

6.034 ± 0.054

1.088 ± 0.02

6.059 ± 0.043

8.064 ± 0.073

4.281 ± 0.048

6.447 ± 0.047

1.307 ± 0.022

9.373 ± 0.062

9.346 ± 0.069

8.489 ± 0.048

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.894 ± 0.028

5.679 ± 0.05

2.726 ± 0.026

2.127 ± 0.024

3.722 ± 0.033

6.441 ± 0.05

4.603 ± 0.04

6.728 ± 0.044

0.598 ± 0.019

3.994 ± 0.043
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