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P0A420 (PSAD_THEEB) Reviewed, UniProtKB/Swiss-Prot

Last modified May 1, 2013. Version 59. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
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Names and origin

Protein namesRecommended name:
Photosystem I reaction center subunit II
Alternative name(s):
Photosystem I 16 kDa polypeptide
Short name=PSI-D
Gene names
Name:psaD
Ordered Locus Names:tll1724
OrganismThermosynechococcus elongatus (strain BP-1) [Reference proteome] [HAMAP]
Taxonomic identifier197221 [NCBI]
Taxonomic lineageBacteria › Cyanobacteria › Oscillatoriophycideae › Chroococcales › Thermosynechococcus ›

Protein attributes

Sequence length139 AA.
Sequence statusComplete.
Sequence processingThe displayed sequence is further processed into a mature form.
Protein existenceEvidence at protein level

General annotation (Comments)

Function

PsaD can form complexes with ferredoxin and ferredoxin-oxidoreductase in photosystem I (PS I) reaction center By similarity.

Sequence similarities

Belongs to the PsaD family.

Ontologies

Keywords
   Biological processPhotosynthesis
   Cellular componentPhotosystem I
   Technical term3D-structure
Complete proteome
Reference proteome
Gene Ontology (GO)
   Biological_processphotosynthesis

Inferred from electronic annotation. Source: UniProtKB-KW

   Cellular_componentphotosystem I reaction center

Inferred from electronic annotation. Source: InterPro

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Initiator methionine11Removed By similarity
Chain2 – 139138Photosystem I reaction center subunit II
PRO_0000206054

Secondary structure

1 ........................... 139
Helix Strand Turn

Details...

Sequences

Sequence LengthMass (Da)Tools
P0A420 [UniParc].

Last modified January 23, 2007. Version 2.
Checksum: 7073427556CF26F9

FASTA13915,371
        10         20         30         40         50         60 
MTTLTGQPPL YGGSTGGLLS AADTEEKYAI TWTSPKEQVF EMPTAGAAVM REGENLVYFA 

        70         80         90        100        110        120 
RKEQCLALAA QQLRPRKIND YKIYRIFPDG ETVLIHPKDG VFPEKVNKGR EAVNSVPRSI 

       130 
GQNPNPSQLK FTGKKPYDP

« Hide

References

« Hide 'large scale' references
[1]"Complete genome structure of the thermophilic cyanobacterium Thermosynechococcus elongatus BP-1."
Nakamura Y., Kaneko T., Sato S., Ikeuchi M., Katoh H., Sasamoto S., Watanabe A., Iriguchi M., Kawashima K., Kimura T., Kishida Y., Kiyokawa C., Kohara M., Matsumoto M., Matsuno A., Nakazaki N., Shimpo S., Sugimoto M. expand/collapse author list , Takeuchi C., Yamada M., Tabata S.
DNA Res. 9:123-130(2002) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: BP-1.
[2]"Photosystem I at 4-A resolution represents the first structural model of a joint photosynthetic reaction centre and core antenna system."
Krauss N., Schubert W.-D., Klukas O., Fromme P., Witt H.T., Saenger W.
Nat. Struct. Biol. 3:965-973(1996) [PubMed] [Europe PMC] [Abstract]
Cited for: X-RAY CRYSTALLOGRAPHY (4.0 ANGSTROMS).
[3]"Photosystem I, an improved model of the stromal subunits PsaC, PsaD, and PsaE."
Klukas O., Schubert W.-D., Jordan P., Krauss N., Fromme P., Witt H.T., Saenger W.
J. Biol. Chem. 274:7351-7360(1999) [PubMed] [Europe PMC] [Abstract]
Cited for: X-RAY CRYSTALLOGRAPHY (4.0 ANGSTROMS).
[4]"Three-dimensional structure of cyanobacterial photosystem I at 2.5 A resolution."
Jordan P., Fromme P., Witt H.T., Klukas O., Saenger W., Krauss N.
Nature 411:909-917(2001) [PubMed] [Europe PMC] [Abstract]
Cited for: X-RAY CRYSTALLOGRAPHY (2.5 ANGSTROMS).
+Additional computationally mapped references.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ		BA000039 Genomic DNA. Translation: BAC09276.1.
RefSeqNP_682514.1. NC_004113.1.

3D structure databases

PDBe
RCSB PDB
PDBj
EntryMethodResolution (Å)ChainPositionsPDBsum
1C51X-ray4.0
1JB0X-ray2.50D2-139[»]
2PPSX-ray4.0
3PCQX-ray8.98D2-139[»]
4FE1X-ray4.92D2-139[»]
ProteinModelPortalP0A420.
SMRP0A420. Positions 2-139.
ModBaseSearch...

Protein-protein interaction databases

IntActP0A420. 1 interaction.
STRING197221.tll1724.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaBAC09276; BAC09276; BAC09276.
GeneID1011771.
KEGGtel:tll1724.
PATRIC23928828. VBITheElo119873_1805.

Phylogenomic databases

eggNOGNOG06294.
HOGENOMHOG000111347.
KOK02692.
OMADYKIYRV.
ProtClustDBCLSK892482.

Family and domain databases

Gene3D3.30.1470.10. 1 hit.
InterProIPR003685. PSI_PsaD.
[Graphical view]
PfamPF02531. PsaD. 1 hit.
[Graphical view]
SUPFAMSSF64234. PsaD. 1 hit.
ProtoNetSearch...

Other

EvolutionaryTraceP0A420.

Entry information

Entry namePSAD_THEEB
AccessionPrimary (citable) accession number: P0A420
Secondary accession number(s): P20452, P20899
Entry history
Integrated into UniProtKB/Swiss-Prot: March 15, 2005
Last sequence update: January 23, 2007
Last modified: May 1, 2013
This is version 59 of the entry and version 2 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Relevant documents

PDB cross-references

Index of Protein Data Bank (PDB) cross-references

SIMILARITY comments

Index of protein domains and families

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