Neisseria arctica

Taxonomy: cellular organisms; Bacteria; Proteobacteria; Betaproteobacteria; Neisseriales; Neisseriaceae; Neisseria

Average proteome isoelectric point is 6.58

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 2157 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|A0A0J1C113|A0A0J1C113_9NEIS Polyamine ABC transporter substrate-binding protein (Fragment) OS=Neisseria arctica OX=1470200 GN=PL75_10900 PE=4 SV=1
MM1 pKa = 7.15NADD4 pKa = 3.07EE5 pKa = 4.76HH6 pKa = 7.21GYY8 pKa = 10.27YY9 pKa = 10.26CGSAEE14 pKa = 4.6KK15 pKa = 9.67DD16 pKa = 3.7TITGTDD22 pKa = 3.59GEE24 pKa = 4.63DD25 pKa = 3.3VIFGAGGPVVIYY37 pKa = 10.61GGDD40 pKa = 3.66GNDD43 pKa = 4.14TIVGGPGGDD52 pKa = 3.49SLDD55 pKa = 3.68GGKK58 pKa = 10.75GKK60 pKa = 10.9GYY62 pKa = 9.85LQSSDD67 pKa = 3.05GKK69 pKa = 10.8

Molecular weight: 6.8 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|A0A0J0YR30|A0A0J0YR30_9NEIS Acetyltransferase component of pyruvate dehydrogenase complex OS=Neisseria arctica OX=1470200 GN=PL75_07670 PE=3 SV=1
MM1 pKa = 7.35KK2 pKa = 9.36RR3 pKa = 11.84TYY5 pKa = 10.06QPSVTRR11 pKa = 11.84RR12 pKa = 11.84KK13 pKa = 8.43RR14 pKa = 11.84THH16 pKa = 5.89GFLVRR21 pKa = 11.84SKK23 pKa = 9.38TRR25 pKa = 11.84GGRR28 pKa = 11.84AVLAARR34 pKa = 11.84RR35 pKa = 11.84AKK37 pKa = 9.87GRR39 pKa = 11.84KK40 pKa = 8.75RR41 pKa = 11.84LAVV44 pKa = 3.41

Molecular weight: 5.08 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

2157

0

2157

629626

30

3371

291.9

32.23

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

10.166 ± 0.074

0.995 ± 0.018

5.034 ± 0.038

6.057 ± 0.06

3.93 ± 0.042

7.451 ± 0.062

2.192 ± 0.029

6.017 ± 0.038

5.059 ± 0.049

10.31 ± 0.076

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.589 ± 0.027

4.229 ± 0.058

4.237 ± 0.04

4.364 ± 0.051

5.172 ± 0.047

5.723 ± 0.05

5.242 ± 0.058

6.934 ± 0.059

1.3 ± 0.025

3.001 ± 0.032
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