7MLY | pdb_00007mly

Cryo-EM reveals partially and fully assembled native glycine receptors,heteromeric pentamer

External Resource: Annotation

Domain Annotation: ECOD Classification
SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: mpstruc

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
M [auth E]	Utp12	e7mlyE1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)
L [auth C]	Utp12	e7mlyC1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)
K [auth B]	Utp12	e7mlyB1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)
J [auth A]	Utp12	e7mlyA1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)
I [auth D]	Utp12	e7mlyD1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)
H	Utp12	e7mlyH1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)
F [auth L]	Utp12	e7mlyL1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)
D [auth F]	Utp12	e7mlyF1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)
B [auth G]	Utp12	e7mlyG1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)
G [auth I]	Utp12	e7mlyI1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)
E [auth M]	Utp12	e7mlyM1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)
C [auth K]	Utp12	e7mlyK1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)
A [auth J]	Utp12	e7mlyJ1	A: alpha arrays	X: putative RnfG subunit of electron transport complex	H: putative RnfG subunit of electron transport complex	T: Aspartate/ornithine carbamoyltransferase	F: Utp12	ECOD (v295.2)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth G], D [auth F], F [auth L], H	Heavy Chain	IGHV1	-	glycine receptor alpha 1, glycine receptor alpha 1 \| glycine receptor beta	SAbDab (2026-10-16)
A [auth J], C [auth K], E [auth M], G [auth I]	Light Chain	IGKV6	Kappa	glycine receptor alpha 1, glycine receptor alpha 1 \| glycine receptor beta	SAbDab (2026-10-16)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
M [auth E]	PF02932	Neurotransmitter-gated ion-channel transmembrane region (Neur_chan_memb)	Neurotransmitter-gated ion-channel transmembrane region	This family includes the four transmembrane helices that form the ion channel.	Domain
M [auth E]	PF02931	Neurotransmitter-gated ion-channel ligand binding domain (Neur_chan_LBD)	Neurotransmitter-gated ion-channel ligand binding domain	This family is the extracellular ligand binding domain of these ion channels [1]. This domain forms a pentameric arrangement in the known structure.	Domain
I [auth D], J [auth A], K [auth B], L [auth C]	PF02932	Neurotransmitter-gated ion-channel transmembrane region (Neur_chan_memb)	Neurotransmitter-gated ion-channel transmembrane region	This family includes the four transmembrane helices that form the ion channel.	Domain
I [auth D], J [auth A], K [auth B], L [auth C]	PF02931	Neurotransmitter-gated ion-channel ligand binding domain (Neur_chan_LBD)	Neurotransmitter-gated ion-channel ligand binding domain	This family is the extracellular ligand binding domain of these ion channels [1]. This domain forms a pentameric arrangement in the known structure.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
M [auth E]	Glycine receptor beta	monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity gated channel activity monoatomic ion channel activity inhibitory extracellular ligand-gated monoatomic ion channel activity excitatory extracellular ligand-gated monoatomic ion channel activity ligand-gated monoatomic anion channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity extracellular ligand-gated monoatomic ion channel activity extracellularly glycine-gated ion channel activity passive transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity monoatomic anion channel activity monoatomic anion transmembrane transporter activity chloride transmembrane transporter activity gated channel activity monoatomic ion channel activity inhibitory extracellular ligand-gated monoatomic ion channel activity excitatory extracellular ligand-gated monoatomic ion channel activity ligand-gated monoatomic anion channel activity ligand-gated channel activity ligand-gated monoatomic ion channel activity extracellular ligand-gated monoatomic ion channel activity extracellularly glycine-gated ion channel activity passive transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity monoatomic anion channel activity transporter activity extracellularly glycine-gated chloride channel activity transmembrane transporter activity chloride channel activity cation binding organic acid binding binding ion binding anion binding glycine binding amino acid binding carboxylic acid binding small molecule binding transmitter-gated monoatomic ion channel activity molecular transducer activity transmitter-gated monoatomic ion channel activity involved in regulation of postsynaptic membrane potential signaling receptor activity neurotransmitter receptor activity transmitter-gated channel activity transmembrane signaling receptor activity	cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation cell communication G protein-coupled receptor signaling pathway cellular process signal transduction neuropeptide signaling pathway trans-synaptic signaling cell-cell signaling synaptic transmission, glycinergic cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation cell communication G protein-coupled receptor signaling pathway cellular process signal transduction neuropeptide signaling pathway trans-synaptic signaling cell-cell signaling synaptic transmission, glycinergic chemical synaptic transmission synaptic signaling anterograde trans-synaptic signaling transport monoatomic ion transmembrane transport establishment of localization chloride transport transmembrane transport localization chloride transmembrane transport monoatomic anion transport monoatomic anion transmembrane transport monoatomic ion transport inorganic anion transport startle response multicellular organismal process system process nervous system process neuromuscular process response to external stimulus developmental process multicellular organism development anatomical structure development nervous system development animal gross anatomical part developmental process system development	cell periphery postsynapse cellular anatomical structure postsynaptic membrane synapse cell junction membrane plasma membrane plasma membrane region synaptic membrane glycinergic synapse protein-containing complex plasma membrane protein complex membrane protein complex cell periphery postsynapse cellular anatomical structure postsynaptic membrane synapse cell junction membrane plasma membrane plasma membrane region synaptic membrane glycinergic synapse protein-containing complex plasma membrane protein complex membrane protein complex transporter complex transmembrane transporter complex chloride channel complex glycine-gated chloride channel complex monoatomic ion channel complex somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection intracellular anatomical structure cytoplasm GABA-ergic synapse
I [auth D], J [auth A], K [auth B], L [auth C]	Glycine receptor alpha 1	-	-	-
B [auth G], D [auth F], F [auth L], H	3D1 Fab Heavy Chain	-	-	-
A [auth J], C [auth K], E [auth M], G [auth I]	3D1 Fab Light Chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
M [auth E]	IPR006202	Neurotransmitter-gated ion-channel ligand-binding domain	Domain
M [auth E]	IPR036719	Neurotransmitter-gated ion-channel transmembrane domain superfamily	Homologous Superfamily
M [auth E]	IPR047031	Glycine receptor subunit beta, extracellular domain	Domain
M [auth E]	IPR006029	Neurotransmitter-gated ion-channel transmembrane domain	Domain
M [auth E]	IPR036734	Neurotransmitter-gated ion-channel ligand-binding domain superfamily	Homologous Superfamily
M [auth E]	IPR018000	Neurotransmitter-gated ion-channel, conserved site	Conserved Site
M [auth E]	IPR038050	Neuronal acetylcholine receptor	Homologous Superfamily
M [auth E]	IPR008060	Glycine receptor beta	Family
M [auth E]	IPR047029	Glycine receptor subunit beta, transmembrane domain	Domain
M [auth E]	IPR006201	Neurotransmitter-gated ion-channel	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
M [auth E]	OPM	Transmembrane	Alpha-helical polytopic	Pentameric ligand-gated ion channels	Ligand-gated ion channel of neurotransmitter receptors

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
M [auth E]	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Cys-Loop Receptor Family	Glycine receptor (GlyR-α1) homomeric pentamer