Q9VCI5 · DHSD_DROME
- ProteinSuccinate dehydrogenase [ubiquinone] cytochrome b small subunit, mitochondrial
- GeneSdhD
- StatusUniProtKB reviewed (Swiss-Prot)
- Amino acids182 (go to sequence)
- Protein existenceEvidence at transcript level
- Annotation score3/5
Function
function
Membrane-anchoring subunit of succinate dehydrogenase (SDH) that is involved in complex II of the mitochondrial electron transport chain and is responsible for transferring electrons from succinate to ubiquinone (coenzyme Q).
Pathway
Carbohydrate metabolism; tricarboxylic acid cycle.
Features
Showing features for binding site.
GO annotations
all annotations | all molecular function | virus receptor activity | dna binding | rna binding | cytoskeletal motor activity | catalytic activity | gtpase activity | structural molecule activity | transporter activity | cytoskeletal protein binding | lipid binding | cyclase activity | antioxidant activity | oxidoreductase activity | transferase activity | hydrolase activity | lyase activity | isomerase activity | ligase activity | protein tag activity | cargo receptor activity | histone binding | protein folding chaperone | translation regulator activity | nutrient reservoir activity | receptor ligand activity | molecular transducer activity | molecular adaptor activity | toxin activity | cell adhesion mediator activity | molecular function regulator activity | virus coreceptor activity | catalytic activity, acting on a protein | catalytic activity, acting on dna | catalytic activity, acting on rna | molecular carrier activity | transcription regulator activity | general transcription initiation factor activity | molecular sensor activity | molecular sequestering activity | atp-dependent activity | other molecular function | all biological process | mitotic cell cycle | cytokinesis | cytoplasmic translation | immune system process | muscle system process | circulatory system process | renal system process | respiratory system process | carbohydrate metabolic process | generation of precursor metabolites and energy | dna replication | dna repair | dna recombination | chromatin organization | dna-templated transcription | regulation of dna-templated transcription | trna metabolic process | protein folding | protein glycosylation | amino acid metabolic process | modified amino acid metabolic process | lipid metabolic process | vitamin metabolic process | sulfur compound metabolic process | intracellular protein transport | nucleocytoplasmic transport | autophagy | inflammatory response | mitochondrion organization | cytoskeleton organization | microtubule-based movement | peroxisome organization | lysosome organization | chromosome segregation | cell adhesion | establishment or maintenance of cell polarity | programmed cell death | photosynthesis | mrna metabolic process | snrna metabolic process | vesicle-mediated transport | reproductive process | digestive system process | signaling | cell differentiation | protein catabolic process | extracellular matrix organization | regulatory ncrna-mediated gene silencing | telomere organization | cell junction organization | wound healing | ribosome biogenesis | cilium organization | anatomical structure development | cell motility | nervous system process | endocrine process | protein maturation | transmembrane transport | nucleobase-containing small molecule metabolic process | hepaticobiliary system process | membrane organization | protein-containing complex assembly | cell wall organization or biogenesis | nitrogen cycle metabolic process | protein localization to plasma membrane | defense response to other organism | detoxification | meiotic nuclear division | mitotic nuclear division | mitochondrial gene expression | carbohydrate derivative metabolic process | other biological process | all cellular component | nuclear chromosome | extracellular region | extracellular space | cell wall | nucleus | nuclear envelope | nucleoplasm | chromosome | nucleolus | mitochondrion | lysosome | endosome | vacuole | peroxisome | endoplasmic reticulum | golgi apparatus | lipid droplet | microtubule organizing center | cytosol | ribosome | cytoskeleton | plasma membrane | cilium | plastid | thylakoid | external encapsulating structure | extracellular matrix | cytoplasmic vesicle | organelle | other cellular component | |||
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Aspect | Term | |
---|---|---|
Cellular Component | mitochondrial inner membrane | |
Cellular Component | mitochondrial respiratory chain complex II, succinate dehydrogenase complex (ubiquinone) | |
Cellular Component | respiratory chain complex II | |
Molecular Function | heme binding | |
Molecular Function | metal ion binding | |
Molecular Function | ubiquinone binding | |
Biological Process | mitochondrial electron transport, succinate to ubiquinone | |
Biological Process | tricarboxylic acid cycle |
Keywords
- Biological process
- Ligand
Enzyme and pathway databases
Names & Taxonomy
Protein names
- Recommended nameSuccinate dehydrogenase [ubiquinone] cytochrome b small subunit, mitochondrial
- Short namesCybS
- Alternative names
Gene names
Organism names
- Strain
- Taxonomic lineageEukaryota > Metazoa > Ecdysozoa > Arthropoda > Hexapoda > Insecta > Pterygota > Neoptera > Endopterygota > Diptera > Brachycera > Muscomorpha > Ephydroidea > Drosophilidae > Drosophila > Sophophora
Accessions
- Primary accessionQ9VCI5
Proteomes
Organism-specific databases
Subcellular Location
UniProt Annotation
GO Annotation
Mitochondrion inner membrane ; Multi-pass membrane protein
Features
Showing features for topological domain, transmembrane.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Topological domain | 1-71 | Mitochondrial matrix | ||||
Sequence: MSLSLLLRGAVRCNAANLVKSARITPLKSYSTLVANVQRKAVVQPLAVAKIVAPVVREISVSAPRMASAGS | ||||||
Transmembrane | 72-96 | Helical | ||||
Sequence: SHTLLWTVERIVSAGLLAVIPAAFI | ||||||
Topological domain | 97-101 | Mitochondrial intermembrane | ||||
Sequence: APSQV | ||||||
Transmembrane | 102-122 | Helical | ||||
Sequence: LDALMAISVVIHTHWGVEAMV | ||||||
Topological domain | 123-135 | Mitochondrial matrix | ||||
Sequence: VDYMRPSVVGNVL | ||||||
Transmembrane | 136-157 | Helical | ||||
Sequence: PKVAHIALIIISVATLGGLFYF | ||||||
Topological domain | 158-182 | Mitochondrial intermembrane | ||||
Sequence: IQNDVGLANGIKRFWAIKGKDAEKA |
Keywords
- Cellular component
PTM/Processing
Features
Showing features for chain, transit peptide.
Type | ID | Position(s) | Description | |||
---|---|---|---|---|---|---|
Chain | PRO_0000006492 | ?-182 | Succinate dehydrogenase [ubiquinone] cytochrome b small subunit, mitochondrial | |||
Sequence: MSLSLLLRGAVRCNAANLVKSARITPLKSYSTLVANVQRKAVVQPLAVAKIVAPVVREISVSAPRMASAGSSHTLLWTVERIVSAGLLAVIPAAFIAPSQVLDALMAISVVIHTHWGVEAMVVDYMRPSVVGNVLPKVAHIALIIISVATLGGLFYFIQNDVGLANGIKRFWAIKGKDAEKA | ||||||
Transit peptide | 1-? | Mitochondrion |
Proteomic databases
Expression
Gene expression databases
Interaction
Subunit
Forms part of complex II containing four subunits: a flavoprotein (FP), an iron-sulfur protein (IP) and a cytochrome b composed of a large and a small subunit.
Protein-protein interaction databases
Structure
Sequence
- Sequence statusComplete
- Sequence processingThe displayed sequence is further processed into a mature form.
- Length182
- Mass (Da)19,300
- Last updated2000-05-01 v1
- Checksum53E26354C9CC35BA
Keywords
- Technical term
Sequence databases
Nucleotide Sequence | Protein Sequence | Molecule Type | Status | |
---|---|---|---|---|
AE014297 EMBL· GenBank· DDBJ | AAF56180.1 EMBL· GenBank· DDBJ | Genomic DNA | ||
AY071388 EMBL· GenBank· DDBJ | AAL49010.1 EMBL· GenBank· DDBJ | mRNA | ||
AY071617 EMBL· GenBank· DDBJ | AAL49239.1 EMBL· GenBank· DDBJ | mRNA |