TxXI (P02552) Protein Card

General Information
Name TxXI
Organism Conus textile (Cloth-of-gold cone)
Organism region Indo-Pacific
Organism diet molluscivorous
Protein Type Wild type
Protein precursor TxXI precursor (1057)

Classification
Conopeptide class conotoxin
Gene superfamily I2 superfamily
Cysteine framework XI
Pharmacological family

Sequence
CIP(Gla)GSSCSSSGSCCHKSCCRWTCNQPCLIP(nh2)
Modified residues
positionsymbolname
4GlaGamma carboxylic glutamic acid
32nh2C-term amidation
Sequence evidence protein level
Average Mass 3312.72
Monoisotopic Mass 3310.23
Isoelectric Point 10.92
Extinction Coefficient [280nm] 5500.00

References
Brown,M.A., Begley,G.S., Czerwiec,E., Stenberg,L.M., Jacobs,M., Kalume,D.E., Roepstorff,P., Stenflo,J., Furie,B.C. and Furie,B. (2005) Precursors of novel Gla-containing conotoxins contain a carboxy-terminal recognition site that directs gamma-carboxylation Biochemistry 44:9150-9159

Internal links
Protein Precursor TxXI precursor (1057)
Nucleic acids
Structure

External links
Ncbi Q5I4E5, AAW50950

Tools