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P11392 (PHEA_PORPP) Reviewed, UniProtKB/Swiss-Prot

Last modified January 22, 2014. Version 74. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
B-phycoerythrin alpha chain
Gene names
Name:cpeA
Encoded onPlastid; Chloroplast
OrganismPorphyridium purpureum (Red alga) (Porphyridium cruentum)
Taxonomic identifier35688 [NCBI]
Taxonomic lineageEukaryotaRhodophytaBangiophyceaePorphyridialesPorphyridiaceaePorphyridium

Protein attributes

Sequence length164 AA.
Sequence statusComplete.
Protein existenceEvidence at protein level

General annotation (Comments)

Function

Light-harvesting photosynthetic bile pigment-protein from the phycobiliprotein complex.

Subunit structure

Heteropolymer of 6 alpha, 6 beta and one gamma chain By similarity.

Subcellular location

Plastidchloroplast thylakoid membrane; Peripheral membrane protein; Stromal side By similarity. Note: Forms the periphery of the phycobilisome rod By similarity.

Post-translational modification

Contains two covalently linked bilin chromophores.

Sequence similarities

Belongs to the phycobiliprotein family.

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 164164B-phycoerythrin alpha chain
PRO_0000199176

Sites

Binding site821Phycoerythrobilin chromophore 1 (covalent; via 1 link)
Binding site1391Phycoerythrobilin chromophore 2 (covalent; via 1 link)

Secondary structure

................... 164
Helix Strand Turn

Details...

Sequences

Sequence LengthMass (Da)Tools
P11392 [UniParc].

Last modified July 1, 1989. Version 1.
Checksum: A704CE21D52B8D7E

FASTA16417,817
        10         20         30         40         50         60 
MKSVITTVVS AADAAGRFPS NSDLESIQGN IQRSAARLEA AEKLAGNHEA VVKEAGDACF 

        70         80         90        100        110        120 
AKYAYLKNPG EAGENQEKIN KCYRDVDHYM RLVNYDLVVG GTGPLDEWGI AGAREVYRTL 

       130        140        150        160 
NLPTSAYVAS IAYTRDRLCV PRDMSAQAGV EFSAYLDYLI NALS 

« Hide

References

[1]"The complete amino-acid sequence of the alpha and beta subunits of B-phycoerythrin from the rhodophytan alga Porphyridium cruentum."
Sidler W., Kumpf B., Suter F., Klotz A.V., Glazer A.N., Zuber H.
Biol. Chem. Hoppe-Seyler 370:115-124(1989) [PubMed] [Europe PMC] [Abstract]
Cited for: PROTEIN SEQUENCE.
[2]"Bilin attachment sites in the alpha and beta subunits of B-phycoerythrin. Amino acid sequence studies."
Lundell D.J., Glazer A.N., DeLange R.J., Brown D.M.
J. Biol. Chem. 259:5472-5480(1984) [PubMed] [Europe PMC] [Abstract]
Cited for: PROTEIN SEQUENCE OF 79-84 AND 136-142, CHROMOPHORE BINDING AT CYS-82 AND CYS-139.
+Additional computationally mapped references.

Cross-references

Sequence databases

PIRS02817.

3D structure databases

PDBe
RCSB PDB
PDBj
EntryMethodResolution (Å)ChainPositionsPDBsum
3V57X-ray1.70A/C1-164[»]
3V58X-ray1.85A/C1-164[»]
ProteinModelPortalP11392.
SMRP11392. Positions 1-164.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

IntActP11392. 1 interaction.
MINTMINT-8389565.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Family and domain databases

Gene3D1.10.490.20. 1 hit.
InterProIPR009050. Globin-like.
IPR012128. Phycobilisome_asu/bsu.
[Graphical view]
PfamPF00502. Phycobilisome. 1 hit.
[Graphical view]
PIRSFPIRSF000081. Phycocyanin. 1 hit.
SUPFAMSSF46458. SSF46458. 1 hit.
ProtoNetSearch...

Entry information

Entry namePHEA_PORPP
AccessionPrimary (citable) accession number: P11392
Entry history
Integrated into UniProtKB/Swiss-Prot: July 1, 1989
Last sequence update: July 1, 1989
Last modified: January 22, 2014
This is version 74 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)

Relevant documents

SIMILARITY comments

Index of protein domains and families

PDB cross-references

Index of Protein Data Bank (PDB) cross-references