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Q92IR2

- UCRI_RICCN

UniProt

Q92IR2 - UCRI_RICCN

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Protein
Ubiquinol-cytochrome c reductase iron-sulfur subunit
Gene
petA, RC0358
Organism
Rickettsia conorii (strain ATCC VR-613 / Malish 7)
Status
Reviewed - Annotation score: 4 out of 5 - Protein inferred from homologyi

Functioni

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 activityi

Quinol + 2 ferricytochrome c = quinone + 2 ferrocytochrome c + 2 H+.

Cofactori

Binds 1 2Fe-2S cluster per subunit By similarity.

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Metal bindingi120 – 1201Iron-sulfur (2Fe-2S) By similarity
Metal bindingi122 – 1221Iron-sulfur (2Fe-2S); via pros nitrogen By similarity
Metal bindingi139 – 1391Iron-sulfur (2Fe-2S) By similarity
Metal bindingi142 – 1421Iron-sulfur (2Fe-2S); via pros nitrogen By similarity

GO - Molecular functioni

  1. 2 iron, 2 sulfur cluster binding Source: UniProtKB-KW
  2. metal ion binding Source: UniProtKB-KW
  3. ubiquinol-cytochrome-c reductase activity Source: UniProtKB-EC
Complete GO annotation...

Keywords - Molecular functioni

Oxidoreductase

Keywords - Biological processi

Electron transport, Transport

Keywords - Ligandi

2Fe-2S, Iron, Iron-sulfur, Metal-binding

Names & Taxonomyi

Protein namesi
Recommended name:
Ubiquinol-cytochrome c reductase iron-sulfur subunit (EC:1.10.2.2)
Alternative name(s):
Rieske iron-sulfur protein
Short name:
RISP
Gene namesi
Name:petA
Ordered Locus Names:RC0358
OrganismiRickettsia conorii (strain ATCC VR-613 / Malish 7)
Taxonomic identifieri272944 [NCBI]
Taxonomic lineageiBacteriaProteobacteriaAlphaproteobacteriaRickettsialesRickettsiaceaeRickettsieaeRickettsiaspotted fever group
ProteomesiUP000000816: Chromosome

Subcellular locationi

Topology

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transmembranei18 – 3821Helical; Reviewed prediction
Add
BLAST

GO - Cellular componenti

  1. integral component of membrane Source: UniProtKB-KW
  2. plasma membrane Source: UniProtKB-SubCell
Complete GO annotation...

Keywords - Cellular componenti

Cell membrane, Membrane

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 177177Ubiquinol-cytochrome c reductase iron-sulfur subunit
PRO_0000286642Add
BLAST

Amino acid modifications

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Disulfide bondi125 ↔ 141 By similarity

Keywords - PTMi

Disulfide bond

Interactioni

Subunit structurei

The main subunits of complex b-c1 are: cytochrome b, cytochrome c1 and the Rieske protein.

Protein-protein interaction databases

STRINGi272944.RC0358.

Structurei

3D structure databases

ProteinModelPortaliQ92IR2.
SMRiQ92IR2. Positions 118-163.

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Domaini88 – 17588Rieske
Add
BLAST

Sequence similaritiesi

Contains 1 Rieske domain.

Keywords - Domaini

Transmembrane, Transmembrane helix

Phylogenomic databases

eggNOGiCOG0723.
HOGENOMiHOG000255193.
KOiK00411.
OMAiMIGSCTH.
OrthoDBiEOG6RNQD9.

Family and domain databases

Gene3Di2.102.10.10. 1 hit.
InterProiIPR017941. Rieske_2Fe-2S.
IPR014349. Rieske_Fe-S_prot.
IPR005805. Rieske_Fe-S_prot_C.
IPR006311. TAT_signal.
IPR019470. Ubiq_cytC_Rdtase_Fe-S_su_TAT.
IPR006317. Ubiquinol_cyt_c_Rdtase_Fe-S-su.
[Graphical view]
PANTHERiPTHR10134. PTHR10134. 1 hit.
PfamiPF00355. Rieske. 1 hit.
PF10399. UCR_Fe-S_N. 1 hit.
[Graphical view]
PRINTSiPR00162. RIESKE.
SUPFAMiSSF50022. SSF50022. 1 hit.
TIGRFAMsiTIGR01416. Rieske_proteo. 1 hit.
PROSITEiPS51296. RIESKE. 1 hit.
PS51318. TAT. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

Q92IR2-1 [UniParc]FASTAAdd to Basket

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MSDTEDNKNK QTTRRDFMVL TASSVAAIGA VCTLWPLVDS LNPSADVLAL    50
SSIEVDLSNI AVGQTVTVKW QGKPVFITNR TPDKIAEARA VKMSELIDPE 100
ADQARVKAGH DNWLVTIGIC THLGCVPLAN QGEYDGWFCP CHGSQYDSSG 150
RVRRGPAPLN LAVPPYTFIS DKKIRIG 177
Length:177
Mass (Da):19,211
Last modified:December 1, 2001 - v1
Checksum:iC40EAD3C4D1ABD40
GO

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
AE006914 Genomic DNA. Translation: AAL02896.1.
PIRiF97744.
RefSeqiNP_359995.1. NC_003103.1.
WP_010977013.1. NC_003103.1.

Genome annotation databases

EnsemblBacteriaiAAL02896; AAL02896; RC0358.
GeneIDi927519.
KEGGirco:RC0358.
PATRICi17887902. VBIRicCon45613_0407.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
AE006914 Genomic DNA. Translation: AAL02896.1 .
PIRi F97744.
RefSeqi NP_359995.1. NC_003103.1.
WP_010977013.1. NC_003103.1.

3D structure databases

ProteinModelPortali Q92IR2.
SMRi Q92IR2. Positions 118-163.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

STRINGi 272944.RC0358.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

EnsemblBacteriai AAL02896 ; AAL02896 ; RC0358 .
GeneIDi 927519.
KEGGi rco:RC0358.
PATRICi 17887902. VBIRicCon45613_0407.

Phylogenomic databases

eggNOGi COG0723.
HOGENOMi HOG000255193.
KOi K00411.
OMAi MIGSCTH.
OrthoDBi EOG6RNQD9.

Family and domain databases

Gene3Di 2.102.10.10. 1 hit.
InterProi IPR017941. Rieske_2Fe-2S.
IPR014349. Rieske_Fe-S_prot.
IPR005805. Rieske_Fe-S_prot_C.
IPR006311. TAT_signal.
IPR019470. Ubiq_cytC_Rdtase_Fe-S_su_TAT.
IPR006317. Ubiquinol_cyt_c_Rdtase_Fe-S-su.
[Graphical view ]
PANTHERi PTHR10134. PTHR10134. 1 hit.
Pfami PF00355. Rieske. 1 hit.
PF10399. UCR_Fe-S_N. 1 hit.
[Graphical view ]
PRINTSi PR00162. RIESKE.
SUPFAMi SSF50022. SSF50022. 1 hit.
TIGRFAMsi TIGR01416. Rieske_proteo. 1 hit.
PROSITEi PS51296. RIESKE. 1 hit.
PS51318. TAT. 1 hit.
[Graphical view ]
ProtoNeti Search...

Publicationsi

  1. Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
    Strain: ATCC VR-613 / Malish 7.

Entry informationi

Entry nameiUCRI_RICCN
AccessioniPrimary (citable) accession number: Q92IR2
Entry historyi
Integrated into UniProtKB/Swiss-Prot: May 15, 2007
Last sequence update: December 1, 2001
Last modified: September 3, 2014
This is version 81 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Miscellaneous

The Rieske protein is a high potential 2Fe-2S protein.

Keywords - Technical termi

Complete proteome

Documents

  1. Rickettsia conorii
    (strain Malish 7): entries and gene names
  2. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3

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