Annotations: 6WH6

Crystal structure of human sulfide quinone oxidoreductase in complex with coenzyme Q (cyanide soaked)

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Protein Modification Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	MIF	e6wh6B1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: MIF	ECOD (v295.2)
A	MIF	e6wh6A1	A: alpha arrays	X: Hypothetical protein YqbG-like	H: Hypothetical protein YqbG-like	T: alpha/beta-Hydrolases	F: MIF	ECOD (v295.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF07992	Pyridine nucleotide-disulphide oxidoreductase (Pyr_redox_2)	Pyridine nucleotide-disulphide oxidoreductase	This family includes both class I and class II oxidoreductases and also NADH oxidases and peroxidases. This domain is actually a small NADH binding domain within a larger FAD binding domain.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Sulfide:quinone oxidoreductase, mitochondrial	oxidoreductase activity, acting on a sulfur group of donors oxidoreductase activity sulfide:quinone oxidoreductase activity catalytic activity oxidoreductase activity, acting on a sulfur group of donors, quinone or similar compound as acceptor glutathione-dependent sulfide quinone oxidoreductase activity FAD binding flavin adenine dinucleotide binding binding nucleoside phosphate binding ion binding anion binding nucleotide binding heterocyclic compound binding oxidoreductase activity, acting on a sulfur group of donors oxidoreductase activity sulfide:quinone oxidoreductase activity catalytic activity oxidoreductase activity, acting on a sulfur group of donors, quinone or similar compound as acceptor glutathione-dependent sulfide quinone oxidoreductase activity FAD binding flavin adenine dinucleotide binding binding nucleoside phosphate binding ion binding anion binding nucleotide binding heterocyclic compound binding small molecule binding quinone binding	-	membrane-bounded organelle intracellular organelle cellular anatomical structure intracellular anatomical structure mitochondrion organelle cytoplasm intracellular membrane-bounded organelle mitochondrial membrane organelle inner membrane membrane mitochondrial inner membrane organelle envelope mitochondrial envelope membrane-bounded organelle intracellular organelle cellular anatomical structure 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	IPR015904	Sulphide quinone-reductase	Family
A, B	IPR023753	FAD/NAD(P)-binding domain	Domain
A, B	IPR036188	FAD/NAD(P)-binding domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	: Q9Y6N5	adrenal cortex carcinoma juvenile idiopathic arthritis malignant colon neoplasm medulloblastoma pilocytic astrocytoma psoriasis ethylmalonic encephalopathy large cell medulloblastoma malignant glioma osteosarcoma pituitary cancer rheumatoid arthritis glioblastoma lung cancer malignant mesothelioma adrenal cortex carcinoma juvenile idiopathic arthritis malignant colon neoplasm medulloblastoma pilocytic astrocytoma psoriasis ethylmalonic encephalopathy large cell medulloblastoma malignant glioma osteosarcoma pituitary cancer rheumatoid arthritis glioblastoma lung cancer malignant mesothelioma ovarian cancer plasma cell myeloma subependymal giant cell astrocytoma

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B	CSS	Parent Component: CYS : AA0269 : L-cysteine persulfide MOD:00274

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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.