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Q9ZDQ5

- UCRI_RICPR

UniProt

Q9ZDQ5 - UCRI_RICPR

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Protein

Ubiquinol-cytochrome c reductase iron-sulfur subunit

Gene

petA

Organism
Rickettsia prowazekii (strain Madrid E)
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

[2Fe-2S] clusterPROSITE-ProRule annotationNote: Binds 1 [2Fe-2S] cluster per subunit.PROSITE-ProRule annotation

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Metal bindingi120 – 1201Iron-sulfur (2Fe-2S)PROSITE-ProRule annotation
Metal bindingi122 – 1221Iron-sulfur (2Fe-2S); via pros nitrogenPROSITE-ProRule annotation
Metal bindingi139 – 1391Iron-sulfur (2Fe-2S)PROSITE-ProRule annotation
Metal bindingi142 – 1421Iron-sulfur (2Fe-2S); via pros nitrogenPROSITE-ProRule annotation

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:RP270
OrganismiRickettsia prowazekii (strain Madrid E)
Taxonomic identifieri272947 [NCBI]
Taxonomic lineageiBacteriaProteobacteriaAlphaproteobacteriaRickettsialesRickettsiaceaeRickettsieaeRickettsiatyphus group
ProteomesiUP000002480: Chromosome

Subcellular locationi

Topology

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transmembranei18 – 3821HelicalSequence AnalysisAdd
BLAST

GO - Cellular componenti

  1. integral component of membrane Source: UniProtKB-KW
  2. plasma membrane Source: UniProtKB-KW
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 subunitPRO_0000127766Add
BLAST

Amino acid modifications

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Disulfide bondi125 ↔ 141PROSITE-ProRule annotation

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

STRINGi272947.RP270.

Structurei

3D structure databases

ProteinModelPortaliQ9ZDQ5.
SMRiQ9ZDQ5. Positions 118-163.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Domaini88 – 17588RieskePROSITE-ProRule annotationAdd
BLAST

Sequence similaritiesi

Contains 1 Rieske domain.PROSITE-ProRule annotation

Keywords - Domaini

Transmembrane, Transmembrane helix

Phylogenomic databases

eggNOGiCOG0723.
HOGENOMiHOG000255193.
KOiK00411.
OMAiRNWIVEE.
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.
IPR019546. TAT_signal_bac_arc.
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.
TIGR01409. TAT_signal_seq. 1 hit.
PROSITEiPS51296. RIESKE. 1 hit.
PS51318. TAT. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

Q9ZDQ5-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
MSDTEDNKNK QTTRRDFIVL TASSVAAVGA ACAFWPIIDS FNPSADVLAL
60 70 80 90 100
SSIEVDLSNI AIGQTVTVKW QGKPIFITNR THDEIAAARA VKMSELIDPE
110 120 130 140 150
RDEVRVKAGH DNWLVTIGIC THLGCVPLSH KGEYNGWFCP CHGSQYDSSG
160 170
RVRKGPAPLN LAVPPYIFIS DKKIRIG
Length:177
Mass (Da):19,350
Last modified:May 1, 1999 - v1
Checksum:iD6DA19D703A90B39
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AJ235271 Genomic DNA. Translation: CAA14732.1.
PIRiB71682.
RefSeqiNP_220655.1. NC_000963.1.

Genome annotation databases

EnsemblBacteriaiCAA14732; CAA14732; CAA14732.
GeneIDi883187.
KEGGirpr:RP270.
PATRICi17901301. VBIRicPro72556_0277.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
AJ235271 Genomic DNA. Translation: CAA14732.1 .
PIRi B71682.
RefSeqi NP_220655.1. NC_000963.1.

3D structure databases

ProteinModelPortali Q9ZDQ5.
SMRi Q9ZDQ5. Positions 118-163.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

STRINGi 272947.RP270.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

EnsemblBacteriai CAA14732 ; CAA14732 ; CAA14732 .
GeneIDi 883187.
KEGGi rpr:RP270.
PATRICi 17901301. VBIRicPro72556_0277.

Phylogenomic databases

eggNOGi COG0723.
HOGENOMi HOG000255193.
KOi K00411.
OMAi RNWIVEE.
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.
IPR019546. TAT_signal_bac_arc.
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.
TIGR01409. TAT_signal_seq. 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: Madrid E.

Entry informationi

Entry nameiUCRI_RICPR
AccessioniPrimary (citable) accession number: Q9ZDQ5
Entry historyi
Integrated into UniProtKB/Swiss-Prot: February 21, 2001
Last sequence update: May 1, 1999
Last modified: November 26, 2014
This is version 98 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, Reference proteome

Documents

  1. Rickettsia prowazekii
    Rickettsia prowazekii (strain Madrid E): entries and gene names
  2. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3