8s72 | pdb_00008s72
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Crystal structure of neutralizing Fab Eq4.Dp46-3D from equine antivenom bound to a consensus short chain three finger alpha-neurotoxin.
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Structural highlights
Function3S11_NAJPA Binds with high affinity to muscular nicotinic acetylcholine receptors (nAChRs) (tested on Torpedo marmorata AChR, Kd=0.07 nM) and with low affinity to neuronal alpha-7/CHRNA7 nAChRs (tested on chimeric receptor, Kd=3 uM) and inhibit acetylcholine from binding to the receptor, thereby impairing neuromuscular transmission (PubMed:9305882). Produces peripheral paralysis by blocking neuromuscular transmission at the postsynaptic site.[1] References | ||||||||||||||||||||
This page was last modified 04:02, 14 September 2025.