Solanum tuberosum (Potato)

Taxonomy: cellular organisms; Eukaryota; Viridiplantae; Streptophyta; Streptophytina; Embryophyta; Tracheophyta; Euphyllophyta; Spermatophyta; Magnoliopsida; Mesangiospermae; eudicotyledons; Gunneridae; Pentapetalae; asterids; lamiids; Solanales; Solanaceae; Solanoideae; Solaneae;

Average proteome isoelectric point is 6.71

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 53106 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|M1DYV2|M1DYV2_SOLTU Uncharacterized protein OS=Solanum tuberosum OX=4113 PE=4 SV=1
MM1 pKa = 8.1DD2 pKa = 4.71YY3 pKa = 10.88DD4 pKa = 4.01VSQGEE9 pKa = 4.25FVVDD13 pKa = 3.39HH14 pKa = 6.97DD15 pKa = 4.35VSKK18 pKa = 11.77GEE20 pKa = 3.82FVMDD24 pKa = 3.62YY25 pKa = 10.63DD26 pKa = 4.16VSQGEE31 pKa = 4.25FVVDD35 pKa = 3.39HH36 pKa = 6.97DD37 pKa = 4.35VSKK40 pKa = 11.77GEE42 pKa = 3.82FVMDD46 pKa = 3.62YY47 pKa = 10.63DD48 pKa = 4.16VSQGEE53 pKa = 4.25FVVDD57 pKa = 3.39HH58 pKa = 6.97DD59 pKa = 4.35VSKK62 pKa = 11.77GEE64 pKa = 3.82FVMDD68 pKa = 3.62YY69 pKa = 10.63DD70 pKa = 4.16VSQGEE75 pKa = 4.25FVVDD79 pKa = 3.39HH80 pKa = 6.97DD81 pKa = 4.35VSKK84 pKa = 11.77GEE86 pKa = 3.82FVMDD90 pKa = 3.62YY91 pKa = 10.63DD92 pKa = 4.16VSQGEE97 pKa = 4.07FVMDD101 pKa = 3.63YY102 pKa = 10.75DD103 pKa = 4.16VSQGEE108 pKa = 4.07FVMDD112 pKa = 3.63YY113 pKa = 10.75DD114 pKa = 4.16VSQGEE119 pKa = 4.07FVMDD123 pKa = 3.47YY124 pKa = 10.82DD125 pKa = 4.0VSQRR129 pKa = 11.84EE130 pKa = 3.94FVMDD134 pKa = 3.55YY135 pKa = 10.89DD136 pKa = 4.02VSQRR140 pKa = 11.84EE141 pKa = 3.94FVMDD145 pKa = 3.55YY146 pKa = 10.89DD147 pKa = 4.02VSQRR151 pKa = 11.84EE152 pKa = 3.94FVMDD156 pKa = 3.55YY157 pKa = 10.89DD158 pKa = 4.02VSQRR162 pKa = 11.84EE163 pKa = 3.94FVMDD167 pKa = 3.55YY168 pKa = 10.89DD169 pKa = 4.02VSQRR173 pKa = 11.84EE174 pKa = 3.94FVMDD178 pKa = 3.55YY179 pKa = 10.89DD180 pKa = 4.02VSQRR184 pKa = 11.84EE185 pKa = 3.94FVMDD189 pKa = 3.55YY190 pKa = 10.89DD191 pKa = 4.02VSQRR195 pKa = 11.84EE196 pKa = 3.94FVMDD200 pKa = 3.55YY201 pKa = 10.89DD202 pKa = 4.02VSQRR206 pKa = 11.84EE207 pKa = 3.94FVMDD211 pKa = 3.55YY212 pKa = 10.89DD213 pKa = 4.02VSQRR217 pKa = 11.84EE218 pKa = 3.94FVMDD222 pKa = 3.55YY223 pKa = 10.89DD224 pKa = 4.02VSQRR228 pKa = 11.84EE229 pKa = 3.94FVMDD233 pKa = 3.65YY234 pKa = 11.01DD235 pKa = 4.27VSQKK239 pKa = 10.6KK240 pKa = 9.7IEE242 pKa = 4.33DD243 pKa = 3.66TNPRR247 pKa = 11.84YY248 pKa = 9.57QCNRR252 pKa = 3.17

Molecular weight: 30.06 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|M1DMC0|M1DMC0_SOLTU DUF4283 domain-containing protein OS=Solanum tuberosum OX=4113 PE=4 SV=1
MM1 pKa = 7.17KK2 pKa = 10.28QLLQAHH8 pKa = 5.84VNANNRR14 pKa = 11.84MKK16 pKa = 10.56QLLQAHH22 pKa = 5.84VNANNRR28 pKa = 11.84MKK30 pKa = 10.56QLLQAHH36 pKa = 5.84VNANNRR42 pKa = 11.84MKK44 pKa = 10.56QLLQAHH50 pKa = 5.84VNANNRR56 pKa = 11.84MKK58 pKa = 10.56QLLQAHH64 pKa = 5.84VNANNRR70 pKa = 11.84MKK72 pKa = 10.56QLLQAHH78 pKa = 5.84VNANNRR84 pKa = 11.84MKK86 pKa = 10.56QLLQAHH92 pKa = 5.84VNANNRR98 pKa = 11.84MKK100 pKa = 10.56QLLQAHH106 pKa = 5.84VNANNRR112 pKa = 11.84MKK114 pKa = 10.56QLLQAHH120 pKa = 5.84VNANNRR126 pKa = 11.84MKK128 pKa = 10.56QLLQAHH134 pKa = 5.84VNANNRR140 pKa = 11.84MKK142 pKa = 10.56QLLQAHH148 pKa = 5.84VNANNRR154 pKa = 11.84MKK156 pKa = 10.56QLLQAHH162 pKa = 5.84VNANNRR168 pKa = 11.84MTLLLRR174 pKa = 11.84SLPHH178 pKa = 6.78HH179 pKa = 6.73SPQSS183 pKa = 3.44

Molecular weight: 21.14 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

39134

13972

53106

15884146

15

2586

299.1

33.45

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

6.288 ± 0.01

1.846 ± 0.005

5.353 ± 0.009

6.526 ± 0.013

4.205 ± 0.009

6.383 ± 0.013

2.371 ± 0.005

5.616 ± 0.01

6.326 ± 0.012

9.45 ± 0.016

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.551 ± 0.005

4.73 ± 0.009

4.921 ± 0.012

3.674 ± 0.008

5.136 ± 0.01

8.779 ± 0.011

5.084 ± 0.008

6.525 ± 0.008

1.27 ± 0.004

2.878 ± 0.007
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