Croceicoccus ponticola

Taxonomy: cellular organisms; Bacteria; Proteobacteria; Alphaproteobacteria; Sphingomonadales; Erythrobacteraceae; Croceicoccus

Average proteome isoelectric point is 6.12

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 2986 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|A0A437GVC2|A0A437GVC2_9SPHN Nuclear transport factor 2 family protein OS=Croceicoccus ponticola OX=2217664 GN=EKN06_12310 PE=4 SV=1
MM1 pKa = 7.32ATNPNATALPLALLAQAIPMLSRR24 pKa = 11.84HH25 pKa = 5.39EE26 pKa = 4.36LEE28 pKa = 4.57NLTEE32 pKa = 3.99RR33 pKa = 11.84LIDD36 pKa = 3.97RR37 pKa = 11.84LDD39 pKa = 3.67DD40 pKa = 3.55MTRR43 pKa = 11.84DD44 pKa = 3.44TDD46 pKa = 5.65LEE48 pKa = 5.68DD49 pKa = 5.66DD50 pKa = 4.89DD51 pKa = 6.42PSGQCDD57 pKa = 3.46EE58 pKa = 5.91DD59 pKa = 4.06GANCGSGNFVMHH71 pKa = 5.89GTCYY75 pKa = 10.33NGPGCHH81 pKa = 6.77ISDD84 pKa = 4.4PNN86 pKa = 3.38

Molecular weight: 9.27 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|A0A437GXC3|A0A437GXC3_9SPHN Peptide-methionine (R)-S-oxide reductase OS=Croceicoccus ponticola OX=2217664 GN=msrB PE=4 SV=1
MM1 pKa = 7.45KK2 pKa = 9.61RR3 pKa = 11.84TFQPSNLVRR12 pKa = 11.84KK13 pKa = 9.04RR14 pKa = 11.84RR15 pKa = 11.84HH16 pKa = 4.42GFRR19 pKa = 11.84TRR21 pKa = 11.84SATPGGRR28 pKa = 11.84NVLRR32 pKa = 11.84ARR34 pKa = 11.84RR35 pKa = 11.84ARR37 pKa = 11.84GRR39 pKa = 11.84KK40 pKa = 9.02KK41 pKa = 10.61LSAA44 pKa = 4.03

Molecular weight: 5.13 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

2986

0

2986

958650

34

2738

321.0

34.82

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

12.629 ± 0.067

0.878 ± 0.014

6.377 ± 0.038

5.82 ± 0.044

3.628 ± 0.031

8.814 ± 0.042

2.024 ± 0.023

5.182 ± 0.028

3.183 ± 0.031

9.474 ± 0.047

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.698 ± 0.026

2.681 ± 0.026

5.126 ± 0.03

2.985 ± 0.022

7.132 ± 0.049

5.269 ± 0.032

5.23 ± 0.032

7.235 ± 0.036

1.411 ± 0.018

2.224 ± 0.026
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