Conantokin-E1 (P03534) Protein Card

General Information
Name Conantokin-E1
Alternative name(s) Con-E
Organism Conus ermineus (Atlantic fish-hunting cone)
Organism region Western Atlantic and Caribbean,Eastern Atlantic and Mediterranean
Organism diet piscivorous
Protein Type Wild type
Protein precursor Conantokin-E1 precursor (3533)
Conantokin-E1 precursor (8464)

Classification
Conopeptide class conantokin
Gene superfamily B1 superfamily
Pharmacological family

Sequence
GE(Gla)(Gla)HSKYQ(Gla)CLR(Gla)IRVNNVQQ(Gla)
C
Modified residues
positionsymbolname
3GlaGamma carboxylic glutamic acid
4GlaGamma carboxylic glutamic acid
10GlaGamma carboxylic glutamic acid
14GlaGamma carboxylic glutamic acid
23GlaGamma carboxylic glutamic acid
Sequence evidence nucleic acid level
Average Mass 3139.19
Monoisotopic Mass 3137.26
Isoelectric Point 3.75
Extinction Coefficient [280nm] 1490.00

References
Gowd,K.H., Twede,V., Watkins,M., Krishnan,K.S., Teichert,R.W., Bulaj,G. and Olivera,B.M. (2008) Conantokin-P, an unusual conantokin with a long disulfide loop. Toxicon 52:203-213
Abalde, S., Tenorio, M.J., Afonso, C.M. and Zardoya, R. (2018) Conotoxin diversity in Chelyconus ermineus (Born, 1778) and the convergent origin of piscivory in the Atlantic and Indo-Pacific cones Genome biology and evolution 10:2643-2662

Internal links
Protein Precursor Conantokin-E1 precursor (3533)
Conantokin-E1 precursor (8464)
Nucleic acids
Structure

External links

Tools