Helicobacter valdiviensis

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

Average proteome isoelectric point is 6.78

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 2073 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|A0A2W6MX00|A0A2W6MX00_9HELI TPR_REGION domain-containing protein OS=Helicobacter valdiviensis OX=1458358 GN=B6S12_00155 PE=3 SV=1
MM1 pKa = 7.28SVKK4 pKa = 9.26ITDD7 pKa = 3.02ICIACGACIDD17 pKa = 4.08EE18 pKa = 5.06CPVEE22 pKa = 5.36AIVDD26 pKa = 4.09DD27 pKa = 5.23DD28 pKa = 5.5DD29 pKa = 5.36SPNNDD34 pKa = 2.51GAYY37 pKa = 9.56FVYY40 pKa = 10.5NDD42 pKa = 3.71KK43 pKa = 11.1CVEE46 pKa = 4.3CVGHH50 pKa = 6.77NDD52 pKa = 4.09APACADD58 pKa = 3.31ACPTEE63 pKa = 4.69GCIVWDD69 pKa = 3.88AVVDD73 pKa = 4.49GQAFRR78 pKa = 11.84DD79 pKa = 4.52DD80 pKa = 3.24IGEE83 pKa = 4.39DD84 pKa = 3.22KK85 pKa = 10.69RR86 pKa = 11.84SSHH89 pKa = 5.68TPVVEE94 pKa = 4.01

Molecular weight: 10.01 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|A0A2W6MXJ8|A0A2W6MXJ8_9HELI Sodium:dicarboxylate symporter OS=Helicobacter valdiviensis OX=1458358 GN=B6S12_02380 PE=4 SV=1
MM1 pKa = 7.28KK2 pKa = 9.44RR3 pKa = 11.84TYY5 pKa = 10.04QPHH8 pKa = 4.86NTPRR12 pKa = 11.84KK13 pKa = 7.31RR14 pKa = 11.84THH16 pKa = 5.85GFRR19 pKa = 11.84VRR21 pKa = 11.84MQTKK25 pKa = 9.97NGRR28 pKa = 11.84KK29 pKa = 9.25VINARR34 pKa = 11.84RR35 pKa = 11.84AKK37 pKa = 9.95GRR39 pKa = 11.84KK40 pKa = 8.81KK41 pKa = 10.56LAII44 pKa = 4.06

Molecular weight: 5.29 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

2073

0

2073

627387

29

2923

302.6

34.33

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

6.302 ± 0.057

1.187 ± 0.023

4.764 ± 0.042

7.597 ± 0.062

5.592 ± 0.053

6.018 ± 0.069

1.637 ± 0.023

8.496 ± 0.042

9.15 ± 0.057

10.799 ± 0.072

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.181 ± 0.027

5.911 ± 0.07

2.993 ± 0.028

3.423 ± 0.032

3.166 ± 0.032

6.644 ± 0.041

4.219 ± 0.035

5.2 ± 0.047

0.704 ± 0.015

4.016 ± 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