Contryphan-P (P02597) Protein Card

General Information

Name	Contryphan-P
Organism	Conus purpurascens
Organism region	Eastern Pacific
Organism diet	piscivorous
Protein Type	Wild type
Protein precursor	Contryphan-P precursor (1312)
Notes	this sequence was directly derived from the precursor: some post-translational modifications may be missing.

Classification

Conopeptide class	contryphan
Gene superfamily	O2 superfamily
Pharmacological family

Sequence

GCOwDPWC(nh2)
Modified residues	position symbol name 3 O 4-Hydroxyproline 4 w D-tryptophan 9 nh2 C-term amidation
Sequence evidence	Unknown
Average Mass	976.09
Monoisotopic Mass	975.34
Isoelectric Point	2.19
Extinction Coefficient [280nm]	11000.00

References

Jacobsen,R., Jimenez,E.C., Grilley,M., Watkins,M., Hillyard,D., Cruz,L.J. and Olivera,B.M. (1998) The contryphans, a D-tryptophan-containing family of Conus peptides: interconversion between conformers J. Pept. Res. 51:173-179

Internal links

Protein Precursor	Contryphan-P precursor (1312)
Nucleic acids
Structure

External links

Ncbi

P58784

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: Tuesday 28 March 2023