BuIIIB[R4A,C5U,C6A,C17U,C23A] (P06987) Protein Card

General Information
Name BuIIIB[R4A,C5U,C6A,C17U,C23A]
Organism synthetic construct
Protein Type Synthetic
Parent BuIIIB

Classification
Conopeptide class conotoxin
Gene superfamily
Pharmacological family mu conotoxin

Sequence
VGEA(Sec)AKNGKRGCGRW(Sec)RDHSRAC(nh2)
Modified residues
positionsymbolname
5SecSelenocysteine
17SecSelenocysteine
25nh2C-term amidation
Average Mass 2580.56
Monoisotopic Mass 2704.08
Isoelectric Point 12.12
Extinction Coefficient [280nm] 5500.00

Activity

Kd: Voltage-Gated Sodium Channels

TargetOrganismKdRef
Nav1.3R. norvegicus1.1 μM+/-0.23Green,B.R. et al. (2014)
Nav1.4R. norvegicus0.028 μM+/-0.003Green,B.R. et al. (2014)

References
Green,B.R., Zhang,M.M., Chhabra,S., Robinson,S.D., Wilson,M.J., Redding,A., Olivera,B.M., Yoshikami,D., Bulaj,G. and Norton,R.S. (2014) Interactions of disulfide-deficient selenocysteine analogs of μ-conotoxin BuIIIB with the α-subunit of the voltage-gated sodium channel subtype 1.3. FEBS J. 281:2885-2898

Internal links
Nucleic acids
Structure

External links

Tools