Annotations: 7CU3

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00520	Ion transport protein (Ion_trans)	Ion transport protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	Transmembrane protein FAM155A	-	-	cell periphery cellular anatomical structure plasma membrane membrane
A	Sodium leak channel non-selective protein	passive transmembrane transporter activity narrow pore channel activity leak channel activity channel activity transporter activity transmembrane transporter activity monoatomic cation transmembrane transporter activity voltage-gated sodium channel activity monoatomic ion channel activity sodium channel activity sodium ion transmembrane transporter activity monoatomic cation channel activity monoatomic ion transmembrane transporter activity metal ion transmembrane transporter activity	transport monoatomic ion transmembrane transport establishment of localization calcium ion transport metal ion transport monoatomic cation transmembrane transport transmembrane transport localization monoatomic ion transport cellular process monoatomic cation transport calcium ion transmembrane transport potassium ion transmembrane transport potassium ion transport transport monoatomic ion transmembrane transport establishment of localization calcium ion transport metal ion transport monoatomic cation transmembrane transport transmembrane transport localization monoatomic ion transport cellular process monoatomic cation transport calcium ion transmembrane transport potassium ion transmembrane transport potassium ion transport regulation of resting membrane potential biological regulation regulation of biological quality regulation of membrane potential positive regulation of cell communication regulation of cellular process signaling modulation of chemical synaptic transmission positive regulation of synaptic transmission, GABAergic positive regulation of biological process cell communication synaptic signaling positive regulation of cellular process trans-synaptic signaling regulation of signaling regulation of biological process synaptic transmission, GABAergic positive regulation of synaptic transmission cell-cell signaling chemical synaptic transmission regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication positive regulation of signaling regulation of synaptic transmission, GABAergic positive regulation of synaptic transmission, cholinergic synaptic transmission, cholinergic regulation of synaptic transmission, cholinergic sodium ion transmembrane transport sodium ion transport	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex transmembrane transporter complex membrane protein complex transporter complex monoatomic ion channel complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR055288	NALCN channel auxiliary factor 1/2	Family
A	IPR005821	Ion transport domain	Domain
A	IPR028823	Sodium leak channel NALCN	Family
A	IPR027359	Voltage-dependent channel domain superfamily	Homologous Superfamily

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B	MemProtMD	Annotated as membrane protein by MemProtMD

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.