Helicobacter sp. 11S03491-1

Taxonomy: cellular organisms; Bacteria; Proteobacteria; delta/epsilon subdivisions; Epsilonproteobacteria; Campylobacterales; Helicobacteraceae; Helicobacter; unclassified Helicobacter

Average proteome isoelectric point is 7.11

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 1649 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|A0A268T8J3|A0A268T8J3_9HELI Uncharacterized protein OS=Helicobacter sp. 11S03491-1 OX=1476196 GN=BKH45_08440 PE=4 SV=1
MM1 pKa = 7.68NIQEE5 pKa = 4.65LDD7 pKa = 3.46LGFSLKK13 pKa = 10.79DD14 pKa = 3.52VVRR17 pKa = 11.84SDD19 pKa = 3.62YY20 pKa = 11.26FNGEE24 pKa = 3.89VYY26 pKa = 10.67LVVLEE31 pKa = 5.5DD32 pKa = 3.64EE33 pKa = 5.01TGDD36 pKa = 4.37CLDD39 pKa = 4.52SLSGIYY45 pKa = 10.16GLEE48 pKa = 4.1YY49 pKa = 10.97AEE51 pKa = 5.12SEE53 pKa = 4.32AKK55 pKa = 10.37QMLLGAA61 pKa = 4.99

Molecular weight: 6.77 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|A0A268TC32|A0A268TC32_9HELI Uncharacterized protein OS=Helicobacter sp. 11S03491-1 OX=1476196 GN=BKH45_04815 PE=4 SV=1
MM1 pKa = 7.28KK2 pKa = 9.44RR3 pKa = 11.84TYY5 pKa = 10.04QPHH8 pKa = 4.86NTPRR12 pKa = 11.84KK13 pKa = 7.34RR14 pKa = 11.84THH16 pKa = 6.03GFRR19 pKa = 11.84LRR21 pKa = 11.84MKK23 pKa = 8.96TKK25 pKa = 10.43NGRR28 pKa = 11.84KK29 pKa = 9.3VINARR34 pKa = 11.84RR35 pKa = 11.84AKK37 pKa = 9.75GRR39 pKa = 11.84RR40 pKa = 11.84RR41 pKa = 11.84LAVV44 pKa = 3.15

Molecular weight: 5.34 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

1649

0

1649

537068

37

4402

325.7

36.78

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

6.154 ± 0.061

1.127 ± 0.029

5.22 ± 0.042

5.952 ± 0.062

5.232 ± 0.059

6.481 ± 0.065

1.97 ± 0.026

9.643 ± 0.07

8.537 ± 0.066

9.876 ± 0.06

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.36 ± 0.029

5.681 ± 0.068

3.341 ± 0.034

3.903 ± 0.042

3.231 ± 0.039

6.754 ± 0.057

4.593 ± 0.046

5.136 ± 0.054

0.776 ± 0.02

4.033 ± 0.046
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