PeIA[P13Q] (P08410) Protein Card

General Information

Name	PeIA[P13Q]
Organism	synthetic construct
Protein Type	Synthetic
Parent	PeIA

Classification

Conopeptide class	conotoxin
Gene superfamily
Cysteine framework	I
Pharmacological family	alpha conotoxin

Sequence

GCCSHPACSVNHQELC(nh2)
Modified residues	position symbol name 17 nh2 C-term amidation
Average Mass	1682.87
Monoisotopic Mass	1681.62
Isoelectric Point	6.81
Extinction Coefficient [280nm]	NA

Activity

IC50: Nicotinic acetylcholine receptors

Target	Organism	IC50		Agonist	Ref
α6/α3β4	H. sapiens	34 nM	[26.1-44.4]	300uM Ach	Hone et al. (2018)
	R. norvegicus	8231 nM	[5784-11710]	300uM Ach	Hone et al. (2018)

References

Hone, A.J., Talley, T.T., Bobango, J., Melo, C.H., Hararah, F., Gajewiak, J., Christensen, S., Harvey, P.J., Craik, D.J. and McIntosh, J.M. (2018) Molecular determinants of α-conotoxin potency for inhibition of human and rat α6β4 nicotinic acetylcholine receptors Journal of Biological Chemistry 293:17838-17852

Internal links

Nucleic acids
Structure

External links

Tools

Please cite:
Kaas Q, Yu R, Jin AH, Dutertre S and Craik DJ. ConoServer: updated content, knowledge, and discovery tools in the conopeptide database. Nucleic Acids Research (2012) 40(Database issue):D325-30
Kaas Q, Westermann JC, Halai R, Wang CK and Craik DJ. ConoServer, a database for conopeptide sequences and structures. Bioinformatics (2008) 24(3):445-6

ConoServer is managed at the Institute of Molecular Bioscience IMB, Brisbane, Australia.

The database and computational tools found on this website may be used for academic research only, provided that it is referred to ConoServer, the database of conotoxins (http://www.conoserver.org) and the above reference is cited. For any other use please contact David Craik (d.craik@imb.uq.edu.au).

Contacts:
David Craik
Quentin Kaas

Last updated: Sunday 28 May 2023