7N0Y

Rigidity of loop 1 contributes to equipotency of globular and ribbon isomers of alpha-conotoxin AusIA

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Nicotinic receptor ligand binding domain-like	8035210	3000369	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Nicotinic receptor ligand binding domain-like	8035210	3000369	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Nicotinic receptor ligand binding domain-like	8035210	3000369	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Nicotinic receptor ligand binding domain-like	8035210	3000369	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Nicotinic receptor ligand binding domain-like	8035210	3000369	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	Neur_chan_LBD	e7n0yA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Nicotinic receptor ligand binding domain-like (From Topology)	T: Nicotinic receptor ligand binding domain-like	F: Neur_chan_LBD	ECOD (1.6)
B	Neur_chan_LBD	e7n0yB1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Nicotinic receptor ligand binding domain-like (From Topology)	T: Nicotinic receptor ligand binding domain-like	F: Neur_chan_LBD	ECOD (1.6)
C	Neur_chan_LBD	e7n0yC1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Nicotinic receptor ligand binding domain-like (From Topology)	T: Nicotinic receptor ligand binding domain-like	F: Neur_chan_LBD	ECOD (1.6)
D	Neur_chan_LBD	e7n0yD1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Nicotinic receptor ligand binding domain-like (From Topology)	T: Nicotinic receptor ligand binding domain-like	F: Neur_chan_LBD	ECOD (1.6)
E	Neur_chan_LBD	e7n0yE1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Nicotinic receptor ligand binding domain-like (From Topology)	T: Nicotinic receptor ligand binding domain-like	F: Neur_chan_LBD	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E	PF02931	Neurotransmitter-gated ion-channel ligand binding domain (Neur_chan_LBD)	Neurotransmitter-gated ion-channel ligand binding domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E	Acetylcholine-binding protein	transmitter-gated monoatomic ion channel activity molecular transducer activity gated channel activity monoatomic ion channel activity transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential signaling receptor activity neurotransmitter receptor activity ligand-gated channel activity ligand-gated monoatomic ion channel activity extracellular ligand-gated monoatomic ion channel activity postsynaptic neurotransmitter receptor activity passive transmembrane transporter activity neurotransmitter receptor activity involved in regulation of postsynaptic membrane potential channel activity transmitter-gated channel activity transmitter-gated monoatomic ion channel activity molecular transducer activity gated channel activity monoatomic ion channel activity transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential signaling receptor activity neurotransmitter receptor activity ligand-gated channel activity ligand-gated monoatomic ion channel activity extracellular ligand-gated monoatomic ion channel activity postsynaptic neurotransmitter receptor activity passive transmembrane transporter activity neurotransmitter receptor activity involved in regulation of postsynaptic membrane potential channel activity transmitter-gated channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity excitatory extracellular ligand-gated monoatomic ion channel activity transmembrane signaling receptor activity	-	synaptic cleft extracellular region cellular anatomical entity membrane postsynapse synapse cell junction cell projection neuron projection plasma membrane bounded cell projection
F [auth G]	Globular alpha-conotoxin AusIA	channel regulator activity ion channel regulator activity molecular function regulator activity transporter regulator activity neurotransmitter receptor regulator activity acetylcholine receptor regulator activity molecular function inhibitor activity acetylcholine receptor inhibitor activity signaling receptor inhibitor activity signaling receptor regulator activity toxin activity	-	extracellular region cellular anatomical entity host cellular component host cell part host cell postsynaptic membrane host cell membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E	IPR007110	Immunoglobulin-like domain	Domain
A, B, C, D, E	IPR006202	Neurotransmitter-gated ion-channel ligand-binding domain	Domain
A, B, C, D, E	IPR036734	Neurotransmitter-gated ion-channel ligand-binding domain superfamily	Homologous Superfamily
A, B, C, D, E	IPR006201	Neurotransmitter-gated ion-channel	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.