Proteome-pI - Proteome Isoelectric Point Database statistics

Strongylocentrotus purpuratus (Purple sea urchin)

Taxonomy: cellular organisms; Eukaryota; Opisthokonta; Metazoa; Eumetazoa; Bilateria; Deuterostomia; Echinodermata; Eleutherozoa; Echinozoa; Echinoidea; Euechinoidea; Echinacea; Echinoida; Strongylocentrotidae; Strongylocentrotus

Average proteome isoelectric point is 6.44

Get precalculated fractions of proteins

Acidic

pI < 6.8

6.8-7.4

pI > 7.4

Basic

All

Virtual 2D-PAGE plot for 28,599 proteins (isoelectric point calculated using IPC_method)

Get csv file with sequences according given criteria:

* You can choose from 18 different methods for calculating isoelectric point

Protein with the lowest isoelectric point:

>tr|W4YVW7|W4YVW7_STRPU Uncharacterized protein 

MAVDDASEGVLIGVAPTDSLVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDIMDEGDSDIGVAIDMSVDDASEGVLIGVAPTYSVVGIDVMDEGDSDVGVAVDMVVDDESEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDESEGVLIEVAPTNSVVGIDVMDEGDSDVGVAID
MVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDIMDEGDSDVGVAIDMAVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVTID
MVVDDASEGVLIGVAPTDSVVGIDIMDEGDSDVGVAIDMVVDDASEGVLIGVASTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVAFTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAVDMVVDDESEGVLIEVAPTDSVVGIDVMDEGDSDVGVAID
MAVDDASEGVLIGVAPTDSVAGIDVMDEGDSGVGVAIDMVVDDASEGVLIGVASTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVASTDSVVGIDVMDEGDSDVGVAIDMVVDDESEGVLIEVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIRVAPTDSVVGIEVMDEGDSDVGVAID
MVVDDASEGVLIGVAPTDSVVGMDVMDEGDSDVGVAIDMVVDDASEGVLIGFAPTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIRVAPTDSVVGIEVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAID
MVVEDASEGVLIGVAPTDSVVGMDVMDEGDSVVGVAIGMVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDEGVAVDMVVDDESEGVLIGVAPIDSVVGINVMDEGDSDVGVAIDMVVDDASEGALIGVASTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVASTDSVVGIDVMDEGDSDVGVAID
MVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDESEGVLIEVAPTNSVVGIDVMDEGDSDVGVAIDMAVDDASEGVLIGVAPTDSVAGIDVMDEGDSGVGVAIDMVVDDALEGVLIGVASTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVASTDSVVGIDVMDEGDSDVGVAID
MVVDDESEVKVIEVAPTDSVVGKDVMDEGDSDVGVAIDMAVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDIMDEGDSDIGVAIDMSVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMAVDDASEGVLIGVAPTNSVVGIDVMDDGDSDVGVAID
MVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDIGVAVDMVVDDASEGVLIGVASTDSVVGIEVMDEGDSDVGVAVDMVVDVESEVDDEVGVGVAVDMAFDDVSEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIRVAPTDSVVGIEVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTD
SVVGMDVMDEGDSDVGVAIDMVVDDASEGVLIGFAPTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIRVAPTDSVVGIEVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVEDASEGVLIGVAPTD
SVVGMDVMDEGDSVVGVAIDMVVDDASEGVLIGVAPTDSVVGKDVMDEGDSDVGVAIDMAVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDIMDEGDSDIGVAIDMSVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMAVDDASEGVLIGVAPTN
SVVGIDVMDDGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDIGVAVDMVVDDASEGVLIGVASTDSVVGIEVMDEGDSDVGVAVDMVVDVESEGVLIGVASTDSVVGIEVMDEGDSVVGVAVDMVVDDGSEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDVSEGVLIGVAPTD
SVVGIDVMDEGDSDEGVAVDMVVDDESEGVLIGVAPIDSVVGINVMDEGDSDVGVAIDMVVDDASEGALIGVASTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVASTDSVLGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVAPTDSVVGIDVMDEGDSDVGVAIDMVVDDESEGVLIEVAPTN
SVVGIDVMDEGDSDVGVAIDMAVDDASEGVLIGVAPTDSVAGIDVMDEGDSGVGVAIDMVVDDALEGVLIGVASTDSVVGIDVMDEGDSDVGVAIDMVVDDASEGVLIGVASTDSVVGIDVMDEGDSDVGVAIDMVVDDESEGVLIEVAPTDSVVGIDVMDEGDSDVGVAIDMAVDDASEGVLIGVAPTD
SVAGIDVMDEGDSGVGVAIDMVVDDASEGVLIGVASTDSVVGIDVMDERDSDVGVAIDMVVDDASEGVLIGVAPTGSVVGIDVMDEGDSDVGVTIDMVVDDESEDVLVRVALTDSVDAAKTPWN

Molecular weight: 276.03 kDa
Isoelectric point according different methods:

Protein with the highest isoelectric point:

>tr|W4XSY5|W4XSY5_STRPU Uncharacterized protein 

MPASPQKRAASPRRSPKKSPRKSPKKSPRKRSASPRRRRRSNARAATHPPVLEMIRAAITAMKERRGSSVSKIKSYIAANYRVNMANLQPHIRRALRSGVTSGALKQVTGTGATGRFRVGVVPRPKKARKTSAAAAAKKQRARARAVAKRAKAAARRKAAAAKKKATAAKRKAARKAKKVRRPKKAAPKR
RPAAKKAAKKSTKKSPKKAKKAVKRRPAAKKTRRSPRKSAKARRRSPRKAKK

Molecular weight: 26.6 kDa
Isoelectric point according different methods:

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
28,478	121	28,599	14,196,496	14	21,842	498.5	55.2 kDa

Amino acid frequency

Ala	Cys	Asp	Glu	Phe	Gly	His	Ile	Lys	Leu	Met	Asn	Gln	Pro	Arg	Ser	Thr	Val	Trp	Tyr
6.3	2.26	6.01	6.49	3.63	6.37	2.52	5.23	5.57	8.58	2.42	4.42	4.23	5.01	5.3	8.25	6.3	6.39	1.1	2.91

Note: For statistics only major isoforms were used (in this case 28,478 proteins)
For dipeptide frequency statistics click here

See this proteome in:

Proteome-pI is available under Creative Commons Attribution-NoDerivs license, for more details see here

Reference: Kozlowski LP. Proteome-pI: proteome isoelectric point database. Nucleic Acids Res. 2016. doi: 10.1093/nar/gkw978

Contact: Lukasz P. Kozlowski