Strigamia maritima (European centipede) (Geophilus maritimus)

Taxonomy: cellular organisms; Eukaryota; Opisthokonta; Metazoa; Eumetazoa; Bilateria; Protostomia; Ecdysozoa; Panarthropoda; Arthropoda; Mandibulata; Myriapoda; Chilopoda; Pleurostigmophora; Epimorpha; Geophilomorpha; Linotaeniidae; Strigamia

Average proteome isoelectric point is 6.93

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 14972 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|T1IK85|T1IK85_STRMM Uncharacterized protein OS=Strigamia maritima OX=126957 PE=4 SV=1
MM1 pKa = 7.17LTDD4 pKa = 4.33PEE6 pKa = 4.3IATADD11 pKa = 3.46VFVEE15 pKa = 4.69DD16 pKa = 4.68EE17 pKa = 4.16PLFNIGNMAKK27 pKa = 10.21EE28 pKa = 4.38AITYY32 pKa = 7.49FAINHH37 pKa = 5.49TCNKK41 pKa = 7.8FCNMAALPKK50 pKa = 9.47LTFVPSPDD58 pKa = 3.69DD59 pKa = 4.0DD60 pKa = 5.11DD61 pKa = 5.92YY62 pKa = 12.13EE63 pKa = 4.41VAAA66 pKa = 5.12

Molecular weight: 7.3 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|T1JNV7|T1JNV7_STRMM WD_REPEATS_REGION domain-containing protein OS=Strigamia maritima OX=126957 PE=4 SV=1
MM1 pKa = 7.09TKK3 pKa = 10.22RR4 pKa = 11.84VIKK7 pKa = 7.15MTKK10 pKa = 9.79RR11 pKa = 11.84VIKK14 pKa = 7.05MTKK17 pKa = 9.79RR18 pKa = 11.84VIKK21 pKa = 7.05MTKK24 pKa = 9.79RR25 pKa = 11.84VIKK28 pKa = 7.05MTKK31 pKa = 9.79RR32 pKa = 11.84VIKK35 pKa = 7.05MTKK38 pKa = 9.79RR39 pKa = 11.84VIKK42 pKa = 7.05MTKK45 pKa = 9.79RR46 pKa = 11.84VIKK49 pKa = 7.05MTKK52 pKa = 9.79RR53 pKa = 11.84VIKK56 pKa = 7.05MTKK59 pKa = 9.82RR60 pKa = 11.84VIKK63 pKa = 10.59

Molecular weight: 7.73 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

14959

13

14972

7216300

11

9365

482.0

54.49

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

5.807 ± 0.015

2.233 ± 0.02

5.491 ± 0.014

6.435 ± 0.028

4.274 ± 0.018

5.319 ± 0.023

2.492 ± 0.01

6.066 ± 0.019

6.705 ± 0.023

9.269 ± 0.029

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.385 ± 0.009

5.212 ± 0.016

4.786 ± 0.026

4.114 ± 0.017

5.133 ± 0.016

7.911 ± 0.025

5.788 ± 0.016

6.27 ± 0.017

1.179 ± 0.007

3.126 ± 0.011
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