Octadecabacter arcticus 238

Taxonomy: cellular organisms; Bacteria; Proteobacteria; Alphaproteobacteria; Rhodobacterales; Roseobacteraceae; Octadecabacter; Octadecabacter arcticus

Average proteome isoelectric point is 6.37

Get precalculated fractions of proteins

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



Virtual 2D-PAGE plot for 4331 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|M9RE32|M9RE32_9RHOB IS5 family transposase OS=Octadecabacter arcticus 238 OX=391616 GN=OA238_c06370 PE=4 SV=1
MM1 pKa = 6.75NTNLILAAVIAGFVATTVAAQTTTFDD27 pKa = 3.58NLGAAEE33 pKa = 4.45TFNDD37 pKa = 4.37DD38 pKa = 4.86LDD40 pKa = 4.02EE41 pKa = 4.54QMEE44 pKa = 4.38DD45 pKa = 4.41DD46 pKa = 4.78RR47 pKa = 11.84DD48 pKa = 3.57RR49 pKa = 11.84DD50 pKa = 3.51LTGFGTEE57 pKa = 3.87GRR59 pKa = 11.84EE60 pKa = 3.85LGDD63 pKa = 3.43YY64 pKa = 11.09GSIALRR70 pKa = 11.84YY71 pKa = 7.64TSTSNDD77 pKa = 2.83GDD79 pKa = 3.71TSNDD83 pKa = 3.13LGVGLRR89 pKa = 11.84YY90 pKa = 9.98GWFDD94 pKa = 3.3GVNGIDD100 pKa = 3.54TNASYY105 pKa = 10.83AYY107 pKa = 10.04GEE109 pKa = 4.26NNGVISEE116 pKa = 3.86NRR118 pKa = 11.84FLGGVDD124 pKa = 3.31YY125 pKa = 10.96RR126 pKa = 11.84RR127 pKa = 11.84NLSDD131 pKa = 4.07AFFAYY136 pKa = 9.88GQTDD140 pKa = 3.28VSIDD144 pKa = 3.57KK145 pKa = 8.69QTTTAGEE152 pKa = 4.03YY153 pKa = 8.73TQDD156 pKa = 2.62IFAGVGVGYY165 pKa = 10.59RR166 pKa = 11.84IFNSNDD172 pKa = 3.64TQWSIQAGPGYY183 pKa = 10.04RR184 pKa = 11.84AAEE187 pKa = 4.27VVGGATVNEE196 pKa = 4.12AAASISSNLYY206 pKa = 10.42ASLTDD211 pKa = 3.33TVYY214 pKa = 9.28ITNDD218 pKa = 2.77TDD220 pKa = 4.1VIYY223 pKa = 11.02SDD225 pKa = 4.78FATTLSNDD233 pKa = 3.06LALNVALTDD242 pKa = 3.64TLALRR247 pKa = 11.84TSYY250 pKa = 9.63ATRR253 pKa = 11.84FNDD256 pKa = 3.15QTDD259 pKa = 3.17NSFSDD264 pKa = 3.8GEE266 pKa = 4.33NTFGVSAVYY275 pKa = 10.64NFNN278 pKa = 3.55

Molecular weight: 29.86 kDa
Isoelectric point according different methods:





Protein with the highest isoelectric point:
>tr|M9RGS9|M9RGS9_9RHOB Integrase catalytic domain-containing protein OS=Octadecabacter arcticus 238 OX=391616 GN=OA238_c12210 PE=4 SV=1
MM1 pKa = 8.34DD2 pKa = 4.25IRR4 pKa = 11.84RR5 pKa = 11.84KK6 pKa = 9.93HH7 pKa = 6.07LSSEE11 pKa = 3.86DD12 pKa = 3.15RR13 pKa = 11.84GVILAEE19 pKa = 4.21HH20 pKa = 6.36NRR22 pKa = 11.84GSSQRR27 pKa = 11.84LIGQLLHH34 pKa = 6.95RR35 pKa = 11.84PASTICRR42 pKa = 11.84EE43 pKa = 4.13LARR46 pKa = 11.84GRR48 pKa = 11.84QEE50 pKa = 4.48DD51 pKa = 4.15GSYY54 pKa = 10.62CPQAARR60 pKa = 11.84QAYY63 pKa = 7.03DD64 pKa = 2.97ARR66 pKa = 11.84RR67 pKa = 11.84ARR69 pKa = 11.84CRR71 pKa = 11.84RR72 pKa = 11.84KK73 pKa = 9.56RR74 pKa = 11.84KK75 pKa = 9.44LVEE78 pKa = 4.11GSDD81 pKa = 3.82LYY83 pKa = 11.25RR84 pKa = 11.84FVHH87 pKa = 6.3GKK89 pKa = 9.4LVHH92 pKa = 5.93LHH94 pKa = 6.6WSPEE98 pKa = 3.89QIAQRR103 pKa = 11.84LRR105 pKa = 11.84LMKK108 pKa = 10.14PDD110 pKa = 4.58DD111 pKa = 4.2PSAHH115 pKa = 5.99VSHH118 pKa = 6.07EE119 pKa = 4.26TIYY122 pKa = 11.06AAIYY126 pKa = 7.38AQPRR130 pKa = 11.84GGLKK134 pKa = 10.31AAMIEE139 pKa = 4.24ALRR142 pKa = 11.84QAKK145 pKa = 9.43PKK147 pKa = 10.28RR148 pKa = 11.84GLKK151 pKa = 9.98RR152 pKa = 11.84RR153 pKa = 11.84TAAGSAMVPEE163 pKa = 4.6SLRR166 pKa = 11.84IINRR170 pKa = 11.84PEE172 pKa = 3.84EE173 pKa = 4.1IEE175 pKa = 3.91ARR177 pKa = 11.84LVPGHH182 pKa = 6.66WEE184 pKa = 3.64GDD186 pKa = 3.97LIKK189 pKa = 10.82GAFNRR194 pKa = 11.84SSVGTLVEE202 pKa = 4.03RR203 pKa = 11.84KK204 pKa = 7.03TRR206 pKa = 11.84FVILCKK212 pKa = 9.55MDD214 pKa = 3.6GNGAEE219 pKa = 4.1AALDD223 pKa = 3.53SFTRR227 pKa = 11.84QMRR230 pKa = 11.84RR231 pKa = 11.84LPADD235 pKa = 3.26LRR237 pKa = 11.84KK238 pKa = 10.67SMTYY242 pKa = 10.82DD243 pKa = 2.89RR244 pKa = 11.84GSEE247 pKa = 4.18MACHH251 pKa = 6.6RR252 pKa = 11.84EE253 pKa = 3.42LARR256 pKa = 11.84RR257 pKa = 11.84LKK259 pKa = 10.26IDD261 pKa = 2.7IWFCDD266 pKa = 3.71PHH268 pKa = 8.49APWQRR273 pKa = 11.84GSNEE277 pKa = 3.8NTNGLLRR284 pKa = 11.84QFMPKK289 pKa = 9.23GTDD292 pKa = 3.31LNGASQTWLNDD303 pKa = 3.07VANLMNNRR311 pKa = 11.84PRR313 pKa = 11.84KK314 pKa = 8.21NPRR317 pKa = 11.84MEE319 pKa = 3.88NTRR322 pKa = 3.44

Molecular weight: 36.82 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

4331

0

4331

1328656

26

1532

306.8

33.48

Amino acid frequency

Ala

Cys

Asp

Glu

Phe

Gly

His

Ile

Lys

Leu

11.498 ± 0.048

1.014 ± 0.012

6.279 ± 0.031

5.372 ± 0.029

3.809 ± 0.022

8.204 ± 0.034

2.233 ± 0.022

5.684 ± 0.026

3.854 ± 0.033

9.574 ± 0.038

Met

Asn

Gln

Pro

Arg

Ser

Thr

Val

Trp

Tyr

2.913 ± 0.017

2.995 ± 0.017

4.672 ± 0.022

3.384 ± 0.021

6.311 ± 0.033

5.414 ± 0.027

5.876 ± 0.03

7.211 ± 0.027

1.425 ± 0.016

2.277 ± 0.019
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