Synechococcus sp. PCC 7502

Taxonomy: cellular organisms; Bacteria; Terrabacteria group; Cyanobacteria/Melainabacteria group; Cyanobacteria; Synechococcales; Synechococcaceae; Synechococcus; unclassified Synechococcus

Average proteome isoelectric point is 6.38

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 3310 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|K9SZE6|K9SZE6_9SYNE tRNA (guanine-N(7)-)-methyltransferase OS=Synechococcus sp. PCC 7502 OX=1173263 GN=trmB PE=3 SV=1
MM1 pKa = 7.67EE2 pKa = 5.81KK3 pKa = 10.47YY4 pKa = 9.5ICKK7 pKa = 8.33TCGYY11 pKa = 9.95VYY13 pKa = 10.57DD14 pKa = 4.83PALGDD19 pKa = 3.8PDD21 pKa = 4.77SGIEE25 pKa = 3.77PGIPFGALPDD35 pKa = 4.05DD36 pKa = 4.37WVCPKK41 pKa = 10.65CGTPKK46 pKa = 10.74ADD48 pKa = 5.03FEE50 pKa = 4.86PEE52 pKa = 3.95DD53 pKa = 4.16TPATDD58 pKa = 3.47VPLMEE63 pKa = 4.82PVV65 pKa = 2.95

Molecular weight: 7.0 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|K9SW58|K9SW58_9SYNE Cytosine deaminase-like metal-dependent hydrolase OS=Synechococcus sp. PCC 7502 OX=1173263 GN=Syn7502_02415 PE=4 SV=1
MM1 pKa = 6.61TQRR4 pKa = 11.84TLGGTARR11 pKa = 11.84KK12 pKa = 9.37KK13 pKa = 10.41RR14 pKa = 11.84RR15 pKa = 11.84TSGFRR20 pKa = 11.84ARR22 pKa = 11.84MKK24 pKa = 10.12SHH26 pKa = 7.23TGRR29 pKa = 11.84AVIKK33 pKa = 10.14ARR35 pKa = 11.84RR36 pKa = 11.84SRR38 pKa = 11.84GRR40 pKa = 11.84LRR42 pKa = 11.84LTTVV46 pKa = 2.73

Molecular weight: 5.27 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

3310

0

3310

995375

29

2814

300.7

33.45

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

8.051 ± 0.049

0.948 ± 0.014

5.089 ± 0.035

5.858 ± 0.043

3.984 ± 0.031

6.566 ± 0.043

1.831 ± 0.025

7.721 ± 0.033

5.122 ± 0.039

10.957 ± 0.053

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

1.921 ± 0.019

4.553 ± 0.042

4.438 ± 0.031

4.971 ± 0.043

4.716 ± 0.036

6.73 ± 0.039

5.674 ± 0.044

6.488 ± 0.036

1.338 ± 0.017

3.044 ± 0.027
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