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Q01952

- PHAB_SYNY3

UniProt

Q01952 - PHAB_SYNY3

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Protein

Allophycocyanin beta chain

Gene

apcB

Organism
Synechocystis sp. (strain PCC 6803 / Kazusa)
Status
Reviewed - Annotation score: 3 out of 5- Experimental evidence at protein leveli

Functioni

Light-harvesting photosynthetic bile pigment-protein from the phycobiliprotein complex. Allophycocyanin has a maximum absorption at approximately 650 nanometers.

Sites

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Binding sitei81 – 811Phycocyanobilin chromophore (covalent; via 1 link)By similarity

GO - Biological processi

  1. oxidation-reduction process Source: UniProtKB-KW
  2. photosynthesis Source: UniProtKB-KW
  3. protein-chromophore linkage Source: UniProtKB-KW
Complete GO annotation...

Keywords - Biological processi

Electron transport, Photosynthesis, Transport

Keywords - Ligandi

Bile pigment, Chromophore

Names & Taxonomyi

Protein namesi
Recommended name:
Allophycocyanin beta chain
Gene namesi
Name:apcB
Ordered Locus Names:slr1986
OrganismiSynechocystis sp. (strain PCC 6803 / Kazusa)
Taxonomic identifieri1111708 [NCBI]
Taxonomic lineageiBacteriaCyanobacteriaOscillatoriophycideaeChroococcalesSynechocystis
ProteomesiUP000001425: Chromosome

Subcellular locationi

Cellular thylakoid membrane By similarity; Peripheral membrane protein By similarity; Cytoplasmic side By similarity
Note: Forms the core of the phycobilisome.By similarity

GO - Cellular componenti

  1. phycobilisome Source: UniProtKB-KW
Complete GO annotation...

Keywords - Cellular componenti

Membrane, Phycobilisome, Thylakoid

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 161161Allophycocyanin beta chainPRO_0000199105Add
BLAST

Amino acid modifications

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Modified residuei71 – 711N4-methylasparagineBy similarity

Post-translational modificationi

Contains one covalently linked phycocyanobilin chromophore.By similarity

Keywords - PTMi

Methylation

Proteomic databases

PaxDbiQ01952.

Interactioni

Subunit structurei

Heterodimer of an alpha and a beta chain.By similarity

Protein-protein interaction databases

IntActiQ01952. 2 interactions.
STRINGi1148.slr1986.

Structurei

3D structure databases

ProteinModelPortaliQ01952.
SMRiQ01952. Positions 1-161.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Sequence similaritiesi

Belongs to the phycobiliprotein family.Curated

Phylogenomic databases

eggNOGiNOG11282.
HOGENOMiHOG000233274.
InParanoidiQ01952.
KOiK02093.
OMAiEMGVYLD.
OrthoDBiEOG6M3PFP.
PhylomeDBiQ01952.

Family and domain databases

Gene3Di1.10.490.20. 1 hit.
InterProiIPR006245. ApcB.
IPR009050. Globin-like.
IPR012128. Phycobilisome_asu/bsu.
[Graphical view]
PfamiPF00502. Phycobilisome. 1 hit.
[Graphical view]
PIRSFiPIRSF000081. Phycocyanin. 1 hit.
SUPFAMiSSF46458. SSF46458. 1 hit.
TIGRFAMsiTIGR01337. apcB. 1 hit.

Sequencei

Sequence statusi: Complete.

Q01952-1 [UniParc]FASTAAdd to Basket

« Hide

        10         20         30         40         50
MQDAITAVIN SADVQGKYLD GAAMDKLKSY FASGELRVRA ASVISANAAT
60 70 80 90 100
IVKEAVAKSL LYSDVTRPGG NMYTTRRYAA CIRDLDYYLR YATYAMLAGD
110 120 130 140 150
ASILDERVLN GLKETYNSLG VPISSTVQAI QAIKEVTASL VGADAGKEMG
160
VYLDYICSGL S
Length:161
Mass (Da):17,216
Last modified:April 1, 1993 - v1
Checksum:i63F01E5903BA1B83
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
M77135 Genomic DNA. Translation: AAA27277.1.
BA000022 Genomic DNA. Translation: BAA17875.1.
PIRiB44462.
RefSeqiNP_441195.1. NC_000911.1.
YP_005651252.1. NC_017277.1.
YP_007451077.1. NC_020286.1.

Genome annotation databases

EnsemblBacteriaiBAA17875; BAA17875; BAA17875.
GeneIDi954531.
KEGGisyn:slr1986.
PATRICi23839713. VBISynSp132158_1418.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
M77135 Genomic DNA. Translation: AAA27277.1 .
BA000022 Genomic DNA. Translation: BAA17875.1 .
PIRi B44462.
RefSeqi NP_441195.1. NC_000911.1.
YP_005651252.1. NC_017277.1.
YP_007451077.1. NC_020286.1.

3D structure databases

ProteinModelPortali Q01952.
SMRi Q01952. Positions 1-161.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

IntActi Q01952. 2 interactions.
STRINGi 1148.slr1986.

Proteomic databases

PaxDbi Q01952.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

EnsemblBacteriai BAA17875 ; BAA17875 ; BAA17875 .
GeneIDi 954531.
KEGGi syn:slr1986.
PATRICi 23839713. VBISynSp132158_1418.

Phylogenomic databases

eggNOGi NOG11282.
HOGENOMi HOG000233274.
InParanoidi Q01952.
KOi K02093.
OMAi EMGVYLD.
OrthoDBi EOG6M3PFP.
PhylomeDBi Q01952.

Family and domain databases

Gene3Di 1.10.490.20. 1 hit.
InterProi IPR006245. ApcB.
IPR009050. Globin-like.
IPR012128. Phycobilisome_asu/bsu.
[Graphical view ]
Pfami PF00502. Phycobilisome. 1 hit.
[Graphical view ]
PIRSFi PIRSF000081. Phycocyanin. 1 hit.
SUPFAMi SSF46458. SSF46458. 1 hit.
TIGRFAMsi TIGR01337. apcB. 1 hit.
ProtoNeti Search...

Publicationsi

« Hide 'large scale' publications
  1. "Excitation energy transfer from phycocyanin to chlorophyll in an apcA-defective mutant of Synechocystis sp. PCC 6803."
    Su X., Goodman P., Bogorad L.
    J. Biol. Chem. 267:22944-22950(1992) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
  2. "Sequence analysis of the genome of the unicellular cyanobacterium Synechocystis sp. strain PCC6803. II. Sequence determination of the entire genome and assignment of potential protein-coding regions."
    Kaneko T., Sato S., Kotani H., Tanaka A., Asamizu E., Nakamura Y., Miyajima N., Hirosawa M., Sugiura M., Sasamoto S., Kimura T., Hosouchi T., Matsuno A., Muraki A., Nakazaki N., Naruo K., Okumura S., Shimpo S.
    , Takeuchi C., Wada T., Watanabe A., Yamada M., Yasuda M., Tabata S.
    DNA Res. 3:109-136(1996) [PubMed] [Europe PMC] [Abstract]
    Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
    Strain: PCC 6803 / Kazusa.
  3. "Towards a proteome project of cyanobacterium Synechocystis sp. strain PCC6803: linking 130 protein spots with their respective genes."
    Sazuka T., Ohara O.
    Electrophoresis 18:1252-1258(1997) [PubMed] [Europe PMC] [Abstract]
    Cited for: PROTEIN SEQUENCE OF 1-20.

Entry informationi

Entry nameiPHAB_SYNY3
AccessioniPrimary (citable) accession number: Q01952
Entry historyi
Integrated into UniProtKB/Swiss-Prot: April 1, 1993
Last sequence update: April 1, 1993
Last modified: November 26, 2014
This is version 101 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, Direct protein sequencing, Reference proteome

Documents

  1. SIMILARITY comments
    Index of protein domains and families
  2. Synechocystis PCC 6803
    Synechocystis (strain PCC 6803): entries and gene names

External Data

Dasty 3