Helicobacter didelphidarum

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

Average proteome isoelectric point is 6.81

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 2279 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|A0A3D8I7X6|A0A3D8I7X6_9HELI Uncharacterized protein OS=Helicobacter didelphidarum OX=2040648 GN=CQA53_10405 PE=4 SV=1
MM1 pKa = 7.21YY2 pKa = 9.38PLLEE6 pKa = 4.6SDD8 pKa = 5.22ILICPHH14 pKa = 6.56NGIINLKK21 pKa = 9.77SNNGSLLEE29 pKa = 3.99IEE31 pKa = 4.46GAGVITQSDD40 pKa = 4.56LLNASIVGCTNSIAGFPTPCSCIATIPPNAISSMLEE76 pKa = 3.8VNNEE80 pKa = 3.8GVILQSQIHH89 pKa = 6.52TILTDD94 pKa = 2.94KK95 pKa = 10.84GFPIQIQTKK104 pKa = 8.64SPNNEE109 pKa = 3.66VYY111 pKa = 10.95LDD113 pKa = 4.35DD114 pKa = 4.84SDD116 pKa = 5.52NLASDD121 pKa = 3.15IDD123 pKa = 4.03EE124 pKa = 4.7NPNEE128 pKa = 4.0NRR130 pKa = 11.84RR131 pKa = 3.64

Molecular weight: 14.08 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|A0A3D8ILT1|A0A3D8ILT1_9HELI Uncharacterized protein OS=Helicobacter didelphidarum OX=2040648 GN=CQA53_04580 PE=4 SV=1
MM1 pKa = 7.28KK2 pKa = 9.44RR3 pKa = 11.84TYY5 pKa = 10.04QPHH8 pKa = 4.86NTPRR12 pKa = 11.84KK13 pKa = 7.32RR14 pKa = 11.84THH16 pKa = 6.21GFRR19 pKa = 11.84EE20 pKa = 3.79RR21 pKa = 11.84MKK23 pKa = 9.26TKK25 pKa = 10.15NGRR28 pKa = 11.84RR29 pKa = 11.84VINARR34 pKa = 11.84RR35 pKa = 11.84AKK37 pKa = 9.41GRR39 pKa = 11.84KK40 pKa = 8.41RR41 pKa = 11.84LSVAA45 pKa = 3.33

Molecular weight: 5.45 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

2279

0

2279

689512

22

2882

302.6

34.51

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

5.784 ± 0.05

1.254 ± 0.023

5.25 ± 0.036

6.394 ± 0.064

5.279 ± 0.052

5.436 ± 0.063

2.163 ± 0.027

9.298 ± 0.05

8.12 ± 0.053

9.75 ± 0.054

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.391 ± 0.021

6.504 ± 0.063

2.937 ± 0.03

4.184 ± 0.045

3.508 ± 0.029

6.86 ± 0.039

4.966 ± 0.039

4.868 ± 0.05

0.744 ± 0.015

4.31 ± 0.044
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