General Information of Synthetic Binding Protein (SBP) (ID: SBP003523)
SBP Name
Knottin anti-nAChR Ms11a-4
Synonyms
Knottin Ms11a-4
Molecular Weight 8.7 kDa
Design Method Traditional methods (Site-directed mutagenesis and/or Directed evolution)
Expression System Escherichia coli BL21 (DE3)
Highest Status Research
Sequence Length 79
SBP Sequence
>Knottin anti-nAChR Ms11a-4
MKVLVAVLVFALLMCMFVDIAESRRRDNPEYPSGLRYDEEMGVFKRCAQTGGTCSKSKDC
CIVTAICSTATSPKTCFYG
3D Structure
Computationally Modelled Structure
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Protein Scaffold Information of This SBP
Scaffold ID PS042
Scaffold Info
[1]
Scaffold Name Knottin
Scaffold Class Non-Antibody
Fold Type Beta-Sheets + Loops
Binding Target(s) of This SBP (BTS)
BTS Name Details Mechanism Application Affinity Research Organization Ref
Neuronal nicotinic acetylcholine receptor complex, alpha9-alpha10
BTS Info
Inhibitor Tools for binding to distinct subtypes of nAChRs as well as to inhibit their function IC50: 202 nM Russian Academy of Sciences [1]
Acetylcholine receptor, alpha-1-beta-1-gamma-deltanAChRs
BTS Info
Inhibitor Tools for binding to distinct subtypes of nAChRs as well as to inhibit their function IC50: 14950 nM Russian Academy of Sciences [1]
Neuronal acetylcholine receptor subunit alpha-7
BTS Info
Inhibitor Tools for binding to distinct subtypes of nAChRs as well as to inhibit their function IC50: >45000 nM Russian Academy of Sciences [1]
References
1 Peptides from the Sea Anemone Metridium senile with Modified Inhibitor Cystine Knot (ICK) Fold Inhibit Nicotinic Acetylcholine Receptors. Toxins (Basel). 2022 Dec 30;15(1):28.