Desulfotalea psychrophila (strain LSv54 / DSM 12343)

Taxonomy: cellular organisms; Bacteria; Proteobacteria; delta/epsilon subdivisions; Deltaproteobacteria; Desulfobacterales; Desulfobulbaceae; Desulfotalea; Desulfotalea psychrophila

Average proteome isoelectric point is 6.68

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 3233 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|Q6AKS0|Q6AKS0_DESPS Uncharacterized protein OS=Desulfotalea psychrophila (strain LSv54 / DSM 12343) OX=177439 GN=DP2326 PE=4 SV=1
MM1 pKa = 7.73GIIDD5 pKa = 4.08MEE7 pKa = 4.02ILYY10 pKa = 10.71VIGNGFDD17 pKa = 3.25LWHH20 pKa = 6.69GLPTKK25 pKa = 10.0YY26 pKa = 9.3TDD28 pKa = 4.68FYY30 pKa = 11.41AFSEE34 pKa = 4.29THH36 pKa = 6.66LDD38 pKa = 3.36EE39 pKa = 5.65LEE41 pKa = 4.1QYY43 pKa = 11.1LCFDD47 pKa = 5.7IITEE51 pKa = 4.17NPWNNFEE58 pKa = 4.22VVLGKK63 pKa = 10.11FDD65 pKa = 3.92WEE67 pKa = 3.81IFYY70 pKa = 11.12NNHH73 pKa = 5.46NFIDD77 pKa = 3.86VSDD80 pKa = 4.8DD81 pKa = 3.43SFKK84 pKa = 11.24PSMAYY89 pKa = 10.27GLEE92 pKa = 4.17DD93 pKa = 5.68DD94 pKa = 5.12IKK96 pKa = 10.4EE97 pKa = 4.14QADD100 pKa = 3.75NLVDD104 pKa = 5.64DD105 pKa = 4.49IQQ107 pKa = 5.32

Molecular weight: 12.62 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|Q6ANB4|Q6ANB4_DESPS DNA polymerase III subunit gamma/tau OS=Desulfotalea psychrophila (strain LSv54 / DSM 12343) OX=177439 GN=dnaX PE=3 SV=1
MM1 pKa = 7.36TLFAFQLRR9 pKa = 11.84RR10 pKa = 11.84STISIIYY17 pKa = 10.07ALIAHH22 pKa = 6.95IRR24 pKa = 11.84RR25 pKa = 11.84PNSTGQPATRR35 pKa = 11.84QFQSLSRR42 pKa = 11.84PLIHH46 pKa = 7.17RR47 pKa = 11.84KK48 pKa = 7.33KK49 pKa = 9.07TRR51 pKa = 11.84PHH53 pKa = 6.27RR54 pKa = 11.84NKK56 pKa = 10.42LLQTNRR62 pKa = 11.84GGSSSRR68 pKa = 11.84RR69 pKa = 3.57

Molecular weight: 8.03 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

3233

0

3233

1036698

31

4725

320.7

35.5

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

8.533 ± 0.049

1.385 ± 0.026

5.077 ± 0.049

6.336 ± 0.051

4.306 ± 0.037

7.521 ± 0.064

1.986 ± 0.023

7.138 ± 0.043

5.699 ± 0.047

10.397 ± 0.058

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.571 ± 0.027

3.781 ± 0.042

3.921 ± 0.034

3.723 ± 0.03

5.01 ± 0.044

6.628 ± 0.046

5.295 ± 0.056

6.665 ± 0.046

1.022 ± 0.016

3.006 ± 0.025
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