Colwellia psychrerythraea (strain 34H / ATCC BAA-681) (Vibrio psychroerythus)

Taxonomy: cellular organisms; Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales; Colwelliaceae; Colwellia; Colwellia psychrerythraea

Average proteome isoelectric point is 6.36

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 4872 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|Q47U48|Q47U48_COLP3 OmpA family protein OS=Colwellia psychrerythraea (strain 34H / ATCC BAA-681) OX=167879 GN=CPS_5036 PE=4 SV=1
MM1 pKa = 7.72KK2 pKa = 9.09KK3 pKa = 8.33TLLTIALLSSLSTTAFANQAGDD25 pKa = 3.19ILVRR29 pKa = 11.84GGVTMVSPSSNEE41 pKa = 3.58ATVLLDD47 pKa = 4.11GSATPLSVSVDD58 pKa = 3.78DD59 pKa = 4.04NTQFGLNLVYY69 pKa = 10.6FFDD72 pKa = 4.68SNWAIEE78 pKa = 4.34LLAATPFTHH87 pKa = 7.67DD88 pKa = 5.19VILHH92 pKa = 6.09DD93 pKa = 4.91PKK95 pKa = 11.2GATNDD100 pKa = 3.03IYY102 pKa = 11.28GIDD105 pKa = 3.9LNGATLAEE113 pKa = 4.6VSHH116 pKa = 6.6LPPTLSALYY125 pKa = 10.78YY126 pKa = 10.08FDD128 pKa = 4.11TGTAFKK134 pKa = 9.74PYY136 pKa = 10.2VGVGVNYY143 pKa = 9.81TIFFDD148 pKa = 4.16EE149 pKa = 5.53DD150 pKa = 3.66FTSTPQAAGFSNLEE164 pKa = 4.14LDD166 pKa = 4.14GSWGYY171 pKa = 10.71SVQLGLDD178 pKa = 3.53YY179 pKa = 11.17EE180 pKa = 4.52LDD182 pKa = 4.04KK183 pKa = 11.39NWSVNVSARR192 pKa = 11.84YY193 pKa = 9.45IDD195 pKa = 4.18INTKK199 pKa = 9.02ATFNIDD205 pKa = 2.86NALGVDD211 pKa = 3.82GGLVGKK217 pKa = 10.59GSASVDD223 pKa = 3.62VDD225 pKa = 3.35PMVYY229 pKa = 10.27SVMLGYY235 pKa = 8.95TFF237 pKa = 5.14

Molecular weight: 25.33 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|Q47U79|Q47U79_COLP3 Acyltransferase family protein OS=Colwellia psychrerythraea (strain 34H / ATCC BAA-681) OX=167879 GN=CPS_5005 PE=4 SV=1
MM1 pKa = 7.45KK2 pKa = 9.51RR3 pKa = 11.84TFQPSVLKK11 pKa = 10.46RR12 pKa = 11.84KK13 pKa = 9.37RR14 pKa = 11.84NHH16 pKa = 5.37GFRR19 pKa = 11.84ARR21 pKa = 11.84MATKK25 pKa = 10.33NGRR28 pKa = 11.84AVIARR33 pKa = 11.84RR34 pKa = 11.84RR35 pKa = 11.84AKK37 pKa = 10.35GRR39 pKa = 11.84ARR41 pKa = 11.84LSAA44 pKa = 3.91

Molecular weight: 5.11 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

4872

0

4872

1504478

15

3758

308.8

34.34

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

8.122 ± 0.036

1.011 ± 0.013

5.552 ± 0.037

5.912 ± 0.032

4.366 ± 0.026

6.369 ± 0.036

2.15 ± 0.017

7.162 ± 0.03

6.044 ± 0.033

10.325 ± 0.047

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.423 ± 0.017

5.066 ± 0.024

3.506 ± 0.021

4.514 ± 0.029

3.749 ± 0.027

7.209 ± 0.029

5.632 ± 0.027

6.614 ± 0.025

1.126 ± 0.013

3.147 ± 0.021
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