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P35098

- LHB6_RHOAC

UniProt

P35098 - LHB6_RHOAC

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Protein

Light-harvesting protein B-880 beta chain

Gene
N/A
Organism
Rhodoblastus acidophilus (Rhodopseudomonas acidophila)
Status
Reviewed - Annotation score: 3 out of 5- Experimental evidence at protein leveli

Functioni

Antenna complexes are light-harvesting systems, which transfer the excitation energy to the reaction centers.

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Metal bindingi19 – 191Magnesium (bacteriochlorophyll axial ligand)Sequence Analysis
Metal bindingi37 – 371Magnesium (bacteriochlorophyll axial ligand)Sequence Analysis

GO - Molecular functioni

  1. bacteriochlorophyll binding Source: UniProtKB-KW
  2. electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity Source: InterPro
  3. metal ion binding Source: UniProtKB-KW

GO - Biological processi

  1. photosynthesis, light reaction Source: InterPro
  2. protein-chromophore linkage Source: UniProtKB-KW
Complete GO annotation...

Keywords - Molecular functioni

Light-harvesting polypeptide

Keywords - Ligandi

Bacteriochlorophyll, Chlorophyll, Chromophore, Magnesium, Metal-binding

Names & Taxonomyi

Protein namesi
Recommended name:
Light-harvesting protein B-880 beta chain
Alternative name(s):
Antenna pigment protein beta chain
OrganismiRhodoblastus acidophilus (Rhodopseudomonas acidophila)
Taxonomic identifieri1074 [NCBI]
Taxonomic lineageiBacteriaProteobacteriaAlphaproteobacteriaRhizobialesBradyrhizobiaceaeRhodoblastus

Subcellular locationi

GO - Cellular componenti

  1. integral component of membrane Source: UniProtKB-KW
  2. plasma membrane Source: UniProtKB-KW
  3. plasma membrane light-harvesting complex Source: InterPro
Complete GO annotation...

Keywords - Cellular componenti

Antenna complex, Cell inner membrane, Cell membrane, Membrane

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 5454Light-harvesting protein B-880 beta chainPRO_0000099820Add
BLAST

Interactioni

Subunit structurei

The core complex is formed by different alpha and beta chains, binding bacteriochlorophyll molecules, and arranged most probably in tetrameric structures disposed around the reaction center. The non-pigmented gamma chains may constitute additional components.

Structurei

3D structure databases

ProteinModelPortaliP35098.
SMRiP35098. Positions 3-54.
ModBaseiSearch...
MobiDBiSearch...

Topological domain

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Topological domaini1 – 2020CytoplasmicSequence AnalysisAdd
BLAST
Topological domaini44 – 5411PeriplasmicSequence AnalysisAdd
BLAST

Transmembrane

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transmembranei21 – 4323HelicalSequence AnalysisAdd
BLAST

Family & Domainsi

Sequence similaritiesi

Belongs to the antena complex beta subunit family.Curated

Keywords - Domaini

Transmembrane, Transmembrane helix

Family and domain databases

InterProiIPR000066. Antenna_a/b.
IPR002362. Antenna_beta.
IPR023623. Antenna_beta_CS.
[Graphical view]
PfamiPF00556. LHC. 1 hit.
[Graphical view]
PIRSFiPIRSF002900. Antenna_beta. 1 hit.
PRINTSiPR00674. LIGHTHARVSTB.
SUPFAMiSSF56918. SSF56918. 1 hit.
PROSITEiPS00969. ANTENNA_COMP_BETA. 1 hit.
[Graphical view]

Sequencei

Sequence statusi: Complete.

P35098-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
AEDRSSLSGV SDAEAKEFHA LFVSSFMGFM VVAVLAHVLA WAWRPWIPGP

KGWA
Length:54
Mass (Da):5,917
Last modified:February 1, 1994 - v1
Checksum:i7C9B7FA8659F76F9
GO

Cross-referencesi

3D structure databases

ProteinModelPortali P35098.
SMRi P35098. Positions 3-54.
ModBasei Search...
MobiDBi Search...

Protocols and materials databases

Structural Biology Knowledgebase Search...

Family and domain databases

InterProi IPR000066. Antenna_a/b.
IPR002362. Antenna_beta.
IPR023623. Antenna_beta_CS.
[Graphical view ]
Pfami PF00556. LHC. 1 hit.
[Graphical view ]
PIRSFi PIRSF002900. Antenna_beta. 1 hit.
PRINTSi PR00674. LIGHTHARVSTB.
SUPFAMi SSF56918. SSF56918. 1 hit.
PROSITEi PS00969. ANTENNA_COMP_BETA. 1 hit.
[Graphical view ]
ProtoNeti Search...

Publicationsi

  1. "The primary structure of the antenna polypeptides of Ectothiorhodospira halochloris and Ectothiorhodospira halophila. Four core-type antenna polypeptides in E. halochloris and E. halophila."
    Wagner-Huber R., Brunisholz R.A., Bissig I., Frank G., Suter F., Zuber H.
    Eur. J. Biochem. 205:917-925(1992) [PubMed] [Europe PMC] [Abstract]
    Cited for: PROTEIN SEQUENCE.
    Strain: ATCC 25092 / 7050 / DSM 137 / LMG 4304 / NCIB 11761.

Entry informationi

Entry nameiLHB6_RHOAC
AccessioniPrimary (citable) accession number: P35098
Entry historyi
Integrated into UniProtKB/Swiss-Prot: February 1, 1994
Last sequence update: February 1, 1994
Last modified: October 29, 2014
This is version 70 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

Direct protein sequencing

Documents

  1. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3