Annotations: 8TS1

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	F5_F8_type_C	e8ts1A01	A: alpha bundles	X: Helical bundle insertion in helicase domains	H: Helical bundle in Hef helicase	T: Helical bundle in Hef helicase	F: F5_F8_type_C	ECOD (develop294)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E	PF22099	Magnesium transporter MRS2-like (MRS2-like)	Magnesium transporter MRS2-like	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E	Magnesium transporter MRS2 homolog, mitochondrial, Soluble cytochrome b562 fusion protein	binding tetrapyrrole binding heme binding electron transfer activity cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding monoatomic cation transmembrane transporter activity magnesium ion transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity binding tetrapyrrole binding heme binding electron transfer activity cation binding transition metal ion binding iron ion binding ion binding metal ion binding small molecule binding monoatomic cation transmembrane transporter activity magnesium ion transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity	electron transport chain metabolic process cellular process generation of precursor metabolites and energy oxoacid metabolic process carboxylic acid metabolic process small molecule metabolic process monocarboxylic acid metabolic process organic acid metabolic process lactate metabolic process mitochondrial magnesium ion transmembrane transport transport magnesium ion transport monoatomic ion transmembrane transport electron transport chain metabolic process cellular process generation of precursor metabolites and energy oxoacid metabolic process carboxylic acid metabolic process small molecule metabolic process monocarboxylic acid metabolic process organic acid metabolic process lactate metabolic process mitochondrial magnesium ion transmembrane transport transport magnesium ion transport monoatomic ion transmembrane transport magnesium ion transmembrane transport establishment of localization metal ion transport monoatomic cation transmembrane transport transmembrane transport localization monoatomic ion transport monoatomic cation transport	cellular anatomical structure periplasmic space membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope cellular anatomical structure periplasmic space membrane-bounded organelle intracellular organelle intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope organelle membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E	IPR010980	Cytochrome c/b562	Homologous Superfamily
A, B, C, D, E	IPR009155	Cytochrome b562	Family
A, B, C, D, E	IPR039204	Magnesium transporter MRS2-like	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D, E	Pharos: Q9HD23	glioblastoma malignant mesothelioma lung adenocarcinoma ovarian cancer lung cancer Sjogren syndrome

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D, E	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Channels: Other Ion Channels	Mitochondrial RNA splicing 2 (MRS2) Magnesium transporter

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.