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Q8KA20

- ETCB_BUCAP

UniProt

Q8KA20 - ETCB_BUCAP

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Protein

Electron transport complex subunit B

Gene

BUsg_106

Organism
Buchnera aphidicola subsp. Schizaphis graminum (strain Sg)
Status
Reviewed - Annotation score: 3 out of 5- Protein inferred from homologyi

Functioni

Part of a membrane complex involved in electron transport.UniRule annotation

Cofactori

Binds 1 2Fe-2S cluster.UniRule annotation
Binds 2 4Fe-4S clusters.UniRule annotation

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Metal bindingi47 – 471Iron-sulfur 1 (2Fe-2S)UniRule annotation
Metal bindingi50 – 501Iron-sulfur 1 (2Fe-2S)UniRule annotation
Metal bindingi55 – 551Iron-sulfur 1 (2Fe-2S)UniRule annotation
Metal bindingi72 – 721Iron-sulfur 1 (2Fe-2S)UniRule annotation
Metal bindingi118 – 1181Iron-sulfur 2 (4Fe-4S)UniRule annotation
Metal bindingi121 – 1211Iron-sulfur 2 (4Fe-4S)UniRule annotation
Metal bindingi124 – 1241Iron-sulfur 2 (4Fe-4S)UniRule annotation
Metal bindingi128 – 1281Iron-sulfur 3 (4Fe-4S)UniRule annotation
Metal bindingi148 – 1481Iron-sulfur 3 (4Fe-4S)UniRule annotation
Metal bindingi151 – 1511Iron-sulfur 3 (4Fe-4S)UniRule annotation
Metal bindingi154 – 1541Iron-sulfur 3 (4Fe-4S)UniRule annotation
Metal bindingi158 – 1581Iron-sulfur 2 (4Fe-4S)UniRule annotation

GO - Molecular functioni

  1. 2 iron, 2 sulfur cluster binding Source: UniProtKB-KW
  2. 4 iron, 4 sulfur cluster binding Source: UniProtKB-KW
  3. electron carrier activity Source: InterPro
  4. metal ion binding Source: UniProtKB-KW

GO - Biological processi

  1. electron transport chain Source: InterPro
Complete GO annotation...

Keywords - Biological processi

Electron transport, Transport

Keywords - Ligandi

2Fe-2S, 4Fe-4S, Iron, Iron-sulfur, Metal-binding

Enzyme and pathway databases

BioCyciBAPH198804:GHMG-116-MONOMER.

Names & Taxonomyi

Protein namesi
Recommended name:
Electron transport complex subunit BUniRule annotation
Gene namesi
Ordered Locus Names:BUsg_106
OrganismiBuchnera aphidicola subsp. Schizaphis graminum (strain Sg)
Taxonomic identifieri198804 [NCBI]
Taxonomic lineageiBacteriaProteobacteriaGammaproteobacteriaEnterobacterialesEnterobacteriaceaeBuchnera
ProteomesiUP000000416: Chromosome

Subcellular locationi

Cell inner membrane UniRule annotation; Peripheral membrane protein UniRule annotation

GO - Cellular componenti

  1. plasma membrane Source: UniProtKB-HAMAP
Complete GO annotation...

Keywords - Cellular componenti

Cell inner membrane, Cell membrane, Membrane

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 168168Electron transport complex subunit BPRO_0000216269Add
BLAST

Interactioni

Subunit structurei

Composed of six subunits.UniRule annotation

Protein-protein interaction databases

STRINGi198804.BUsg106.

Structurei

3D structure databases

ProteinModelPortaliQ8KA20.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Domains and Repeats

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Domaini30 – 89604Fe-4SAdd
BLAST
Domaini109 – 138304Fe-4S ferredoxin-type 1UniRule annotationAdd
BLAST
Domaini139 – 168304Fe-4S ferredoxin-type 2UniRule annotationAdd
BLAST

Region

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Regioni1 – 2424HydrophobicAdd
BLAST

Sequence similaritiesi

Belongs to the 4Fe4S bacterial-type ferredoxin family. RnfB subfamily.UniRule annotation
Contains 1 4Fe-4S domain.Curated
Contains 2 4Fe-4S ferredoxin-type domains.UniRule annotation

Keywords - Domaini

Repeat

Phylogenomic databases

eggNOGiCOG2878.
KOiK03616.
OMAiITKCVPG.
OrthoDBiEOG60SCM3.

Family and domain databases

HAMAPiMF_00463. RsxB_RnfB.
InterProiIPR007202. 4Fe-4S_dom.
IPR017896. 4Fe4S_Fe-S-bd.
IPR017900. 4Fe4S_Fe_S_CS.
IPR010207. Elect_transpt_cplx_RnfB.
IPR016463. RnfB_Proteobac.
[Graphical view]
PfamiPF04060. FeS. 1 hit.
[Graphical view]
PIRSFiPIRSF005784. Elect_transpt_RnfB. 1 hit.
TIGRFAMsiTIGR01944. rnfB. 1 hit.
PROSITEiPS51656. 4FE4S. 1 hit.
PS00198. 4FE4S_FER_1. 2 hits.
PS51379. 4FE4S_FER_2. 2 hits.
[Graphical view]

Sequencei

Sequence statusi: Complete.

Q8KA20-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
MSITIILIFS ILSFLLGIIL SYVKYIFPIK KNSIIAEVDD LLPQSQCAQC
60 70 80 90 100
GYSGCYPYAK AIVKNNENID KCIPGGNNLK FKIAKVLNIK NIKYSLDNLN
110 120 130 140 150
AKNEKNIHTT VLIDEKNCVG CSKCASFCPV DAIIGTPNFM HTVLQKFCTG
160
CNICLLHCPT NCIKIIKE
Length:168
Mass (Da):18,626
Last modified:October 1, 2002 - v1
Checksum:iD7D6EEEBFD9D9122
GO

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
AE013218 Genomic DNA. Translation: AAM67676.1.
RefSeqiNP_660465.1. NC_004061.1.
WP_011053642.1. NC_004061.1.

Genome annotation databases

EnsemblBacteriaiAAM67676; AAM67676; BUsg_106.
GeneIDi1005923.
KEGGibas:BUsg106.
PATRICi21246991. VBIBucAph100086_0109.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
AE013218 Genomic DNA. Translation: AAM67676.1 .
RefSeqi NP_660465.1. NC_004061.1.
WP_011053642.1. NC_004061.1.

3D structure databases

ProteinModelPortali Q8KA20.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

STRINGi 198804.BUsg106.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

EnsemblBacteriai AAM67676 ; AAM67676 ; BUsg_106 .
GeneIDi 1005923.
KEGGi bas:BUsg106.
PATRICi 21246991. VBIBucAph100086_0109.

Phylogenomic databases

eggNOGi COG2878.
KOi K03616.
OMAi ITKCVPG.
OrthoDBi EOG60SCM3.

Enzyme and pathway databases

BioCyci BAPH198804:GHMG-116-MONOMER.

Family and domain databases

HAMAPi MF_00463. RsxB_RnfB.
InterProi IPR007202. 4Fe-4S_dom.
IPR017896. 4Fe4S_Fe-S-bd.
IPR017900. 4Fe4S_Fe_S_CS.
IPR010207. Elect_transpt_cplx_RnfB.
IPR016463. RnfB_Proteobac.
[Graphical view ]
Pfami PF04060. FeS. 1 hit.
[Graphical view ]
PIRSFi PIRSF005784. Elect_transpt_RnfB. 1 hit.
TIGRFAMsi TIGR01944. rnfB. 1 hit.
PROSITEi PS51656. 4FE4S. 1 hit.
PS00198. 4FE4S_FER_1. 2 hits.
PS51379. 4FE4S_FER_2. 2 hits.
[Graphical view ]
ProtoNeti Search...

Publicationsi

  1. Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
    Strain: Sg.

Entry informationi

Entry nameiETCB_BUCAP
AccessioniPrimary (citable) accession number: Q8KA20
Entry historyi
Integrated into UniProtKB/Swiss-Prot: November 15, 2002
Last sequence update: October 1, 2002
Last modified: October 29, 2014
This is version 89 of the entry and version 1 of the sequence. [Complete history]
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

Complete proteome

Documents

  1. Buchnera aphidicola (subsp. Schizaphis graminum)
    Buchnera aphidicola (subsp. Schizaphis graminum): entries and gene names
  2. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3