Erythrobacter aureus

Taxonomy: cellular organisms; Bacteria; Proteobacteria; Alphaproteobacteria; Sphingomonadales; Erythrobacteraceae; Erythrobacter/Porphyrobacter group; Erythrobacter

Average proteome isoelectric point is 6.01

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 3245 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|A0A345YI50|A0A345YI50_9SPHN ATP synthase subunit a OS=Erythrobacter aureus OX=2182384 GN=atpB PE=3 SV=1
MM1 pKa = 7.24MLAACGSDD9 pKa = 3.37ADD11 pKa = 4.47EE12 pKa = 5.23PPTDD16 pKa = 3.93LEE18 pKa = 4.31TAEE21 pKa = 4.34SVGAAEE27 pKa = 3.94ALARR31 pKa = 11.84NIEE34 pKa = 4.12AVDD37 pKa = 4.1FLDD40 pKa = 5.18LEE42 pKa = 4.72LGAKK46 pKa = 9.18IVGPQGPEE54 pKa = 3.5VKK56 pKa = 10.29AALSNPEE63 pKa = 3.93GNFADD68 pKa = 3.42MRR70 pKa = 11.84SYY72 pKa = 10.07VACPAGMTVCDD83 pKa = 4.21PATAPEE89 pKa = 4.29GTIYY93 pKa = 10.22TYY95 pKa = 10.45VHH97 pKa = 5.92IVYY100 pKa = 9.54PGEE103 pKa = 4.53DD104 pKa = 3.58NQPDD108 pKa = 3.74SGSGEE113 pKa = 4.23GADD116 pKa = 3.48SSDD119 pKa = 3.61VEE121 pKa = 4.13RR122 pKa = 11.84ATAFRR127 pKa = 11.84MTRR130 pKa = 11.84PSTGFTGAVGYY141 pKa = 10.84SKK143 pKa = 11.06DD144 pKa = 3.33EE145 pKa = 3.87AMAAIGAKK153 pKa = 9.61ADD155 pKa = 3.68VVITCDD161 pKa = 4.25DD162 pKa = 3.9GALVWTVSAGDD173 pKa = 5.32GGDD176 pKa = 2.94QWEE179 pKa = 4.29QAEE182 pKa = 4.82PLTFWWQSTVPPAGPVEE199 pKa = 4.49AYY201 pKa = 10.19AIEE204 pKa = 4.49ANYY207 pKa = 8.79TMAMGNGPYY216 pKa = 9.94PGEE219 pKa = 4.42APDD222 pKa = 5.12AVNACDD228 pKa = 3.75RR229 pKa = 11.84DD230 pKa = 3.9IVSGAEE236 pKa = 3.99GG237 pKa = 3.12

Molecular weight: 24.44 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|A0A345YAL8|A0A345YAL8_9SPHN Two pore domain potassium channel family protein OS=Erythrobacter aureus OX=2182384 GN=DVR09_00270 PE=4 SV=1
MM1 pKa = 7.45KK2 pKa = 9.61RR3 pKa = 11.84TFQPSNLVRR12 pKa = 11.84ARR14 pKa = 11.84RR15 pKa = 11.84HH16 pKa = 4.89GFFARR21 pKa = 11.84KK22 pKa = 7.42ATPGGRR28 pKa = 11.84KK29 pKa = 8.0VLRR32 pKa = 11.84ARR34 pKa = 11.84RR35 pKa = 11.84ARR37 pKa = 11.84GRR39 pKa = 11.84KK40 pKa = 8.44NLCAA44 pKa = 4.54

Molecular weight: 5.09 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

3245

0

3245

978490

30

1559

301.5

32.84

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

12.25 ± 0.057

0.852 ± 0.012

6.313 ± 0.035

6.605 ± 0.044

3.65 ± 0.032

8.654 ± 0.043

2.012 ± 0.022

5.132 ± 0.029

3.339 ± 0.041

9.613 ± 0.047

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.529 ± 0.021

2.641 ± 0.025

5.063 ± 0.036

3.107 ± 0.022

7.143 ± 0.044

5.416 ± 0.037

5.16 ± 0.026

6.855 ± 0.031

1.401 ± 0.02

2.268 ± 0.024
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