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UniProtKB/Swiss-Prot entry O31214


[Entry info] [Name and origin] [References] [Comments] [Cross-references] [Keywords] [Features] [Sequence] [Tools]

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Entry information
Entry name UCRI_CHRVI
Primary accession number O31214
Secondary accession numbers None
Integrated into Swiss-Prot on December 15, 1998
Sequence was last modified on January 1, 1998 (Sequence version 1)
Annotations were last modified on    July 22, 2008 (Entry version 50)
Name and origin of the protein
Protein name Ubiquinol-cytochrome c reductase iron-sulfur subunit
Synonyms EC 1.10.2.2
Rieske iron-sulfur protein
RISP
Gene name
Name: petA
From
Chromatium vinosum (Allochromatium vinosum) [TaxID: 1049] 
Taxonomy Bacteria; Proteobacteria; Gammaproteobacteria; Chromatiales; Chromatiaceae; Allochromatium.
Protein existence 3: Inferred from homology;
References
[1]
NUCLEOTIDE SEQUENCE [GENOMIC DNA].
STRAIN=ATCC 17899 / DSM 180 / D;
DOI=10.1023/A:1006052408216
Chen Y.L., Dincturk H.B., Qin H., Knaff D.B.;
"The pet operon, encoding the prosthetic group-containing subunits of the cytochrome bc1 complex, of the purple sulfur bacterium Chromatium vinosum.";
Photosyn. Res. 57:149-158(1998).
Comments
  • FUNCTION: Component of the ubiquinol-cytochrome c reductase complex (complex III or cytochrome b-c1 complex), which is a respiratory chain that generates an electrochemical potential coupled to ATP synthesis.
  • CATALYTIC ACTIVITY: QH2 + 2 ferricytochrome c = Q + 2 ferrocytochrome c + 2 H+.
  • COFACTOR: Binds 1 2Fe-2S cluster per subunit (By similarity).
  • SUBUNIT: The main subunits of complex b-c1 are: cytochrome b, cytochrome c1 and the Rieske protein.
  • SUBCELLULAR LOCATION: Cell membrane; Single-pass membrane protein (Potential).
  • MISCELLANEOUS: The Rieske protein is a high potential 2Fe-2S protein.
  • SIMILARITY: Contains 1 Rieske domain.
Copyright
Copyrighted by the UniProt Consortium, see http://www.uniprot.org/terms. Distributed under the Creative Commons Attribution-NoDerivs License.
Cross-references
Sequence databases
EMBL
AF034104; AAB86973.1; -; Genomic_DNA.[EMBL / GenBank / DDBJ] [CoDingSequence]
3D structure databases
HSSP P13272; 1RIE. [HSSP ENTRY / PDB]
ModBase O31214.
Ontologies
GO
GO:0005886; Cellular component: plasma membrane (inferred from electronic annotation from UniProtKB-SubCell).
QuickGo view.
Family and domain databases
InterPro IPR014349; Rieske.
IPR005805; Rieske_C.
IPR006317; Rieske_proteo.
IPR005806; Rieske_reg.
Graphical view of domain structure.
Gene3D G3DSA:2.102.10.10; Rieske_reg; 1.
PANTHER PTHR10134; Rieske; 1.
Pfam PF00355; Rieske; 1.
Pfam graphical view of domain structure.
PRINTS PR00162; RIESKE.
TIGRFAMs TIGR01416; Rieske_proteo; 1.
PROSITE PS51296; RIESKE; 1.
PROSITE graphical view of domain structure (profiles).
BLOCKS O31214.
Other
ProtoNet O31214.
UniRef View cluster of proteins with at least 50% / 90% / 100% identity.
Keywords
2Fe-2S; Cell membrane; Electron transport; Iron; Iron-sulfur; Membrane; Metal-binding; Oxidoreductase; Transmembrane; Transport.
Features
SEVIEWER logo Feature table viewer FT aligner logo Feature aligner
KeyFrom   To Length Description FTId
CHAIN   1   207  207     Ubiquinol-cytochrome c reductase iron-sulfur subunit. PRO_0000127760
TRANSMEM   24    44  21     Potential. 
DOMAIN   100   199  100     Rieske. 
METAL   134   134        Iron-sulfur (2Fe-2S) (By similarity). 
METAL   136   136        Iron-sulfur (2Fe-2S) (via pros nitrogen) (By similarity). 
METAL   162   162        Iron-sulfur (2Fe-2S) (By similarity). 
METAL   165   165        Iron-sulfur (2Fe-2S) (via pros nitrogen) (By similarity). 
DISULFID   139   164        By similarity. 
Sequence information
Length: 207 AA [This is the length of the unprocessed precursor] Molecular weight: 22125 Da [This is the MW of the unprocessed precursor] CRC64: C6886EDF25E981CD [This is a checksum on the sequence]
        10         20         30         40         50         60 
MLASAGGYWP MSAQGVNKMR RRVLVAATSV VGAVGAGYAL VPFVASMNPS ARARAAGAPV 

        70         80         90        100        110        120 
EADISKLEPG ALLRVKWRGM PVWVVHRSSE MLAALSSNDP KLVDPTSEVP QQPDYCKNPT 

       130        140        150        160        170        180 
RSIKPEYLVA IGICTHLGCS PTYRPEFGPD DLGSGWKGGF HCPCHGSRFD LAARVFKNVP 

       190        200 
APTNLVIPKH VYLNDTTILI GEDRGSA 

O31214 in FASTA format

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