Oscillatoria nigro-viridis PCC 7112

Taxonomy: cellular organisms; Bacteria; Terrabacteria group; Cyanobacteria/Melainabacteria group; Cyanobacteria; Oscillatoriophycideae; Oscillatoriales; Oscillatoriaceae; Oscillatoria; Oscillatoria nigro-viridis

Average proteome isoelectric point is 6.31

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 6276 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|K9VTE3|K9VTE3_9CYAN Uncharacterized protein OS=Oscillatoria nigro-viridis PCC 7112 OX=179408 GN=Osc7112_6734 PE=4 SV=1
MM1 pKa = 7.86SLQQCEE7 pKa = 4.6ADD9 pKa = 3.68DD10 pKa = 3.96TTNTLISYY18 pKa = 7.67TNTSLLGRR26 pKa = 11.84VDD28 pKa = 4.78FKK30 pKa = 11.5SDD32 pKa = 3.34SLEE35 pKa = 4.74LIPEE39 pKa = 4.22TEE41 pKa = 3.76ILEE44 pKa = 4.44VGDD47 pKa = 4.27EE48 pKa = 4.65SIDD51 pKa = 3.53SHH53 pKa = 7.12SLEE56 pKa = 5.67DD57 pKa = 3.88EE58 pKa = 4.3LTPGTLAILASIEE71 pKa = 4.09TFDD74 pKa = 5.38EE75 pKa = 4.41YY76 pKa = 10.81FHH78 pKa = 7.57CCGRR82 pKa = 11.84WW83 pKa = 2.95

Molecular weight: 9.28 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|K9VC83|K9VC83_9CYAN Amino acid/amide ABC transporter substrate-binding protein HAAT family OS=Oscillatoria nigro-viridis PCC 7112 OX=179408 GN=Osc7112_0495 PE=4 SV=1
MM1 pKa = 6.86TQQTLHH7 pKa = 5.03GTSRR11 pKa = 11.84KK12 pKa = 9.46RR13 pKa = 11.84KK14 pKa = 7.05RR15 pKa = 11.84TSGFRR20 pKa = 11.84ARR22 pKa = 11.84MRR24 pKa = 11.84TVTGRR29 pKa = 11.84LVIKK33 pKa = 10.38ARR35 pKa = 11.84RR36 pKa = 11.84SKK38 pKa = 10.48GRR40 pKa = 11.84HH41 pKa = 4.61RR42 pKa = 11.84LAVV45 pKa = 3.37

Molecular weight: 5.25 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

6276

0

6276

2109055

30

7380

336.1

37.27

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

8.693 ± 0.033

1.048 ± 0.013

5.08 ± 0.03

6.488 ± 0.037

3.879 ± 0.018

6.87 ± 0.043

1.637 ± 0.018

6.394 ± 0.027

4.914 ± 0.031

10.624 ± 0.044

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

1.825 ± 0.018

4.342 ± 0.032

4.895 ± 0.034

4.959 ± 0.029

5.289 ± 0.033

6.612 ± 0.032

5.581 ± 0.053

6.589 ± 0.025

1.372 ± 0.015

2.911 ± 0.02
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