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P17227 (PSAI_PEA) Reviewed, UniProtKB/Swiss-Prot

Last modified February 19, 2014. Version 77. 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:
Photosystem I reaction center subunit VIII

Short name=PSI-I
Gene names
Name:psaI
Encoded onPlastid; Chloroplast
OrganismPisum sativum (Garden pea)
Taxonomic identifier3888 [NCBI]
Taxonomic lineageEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaerosidsfabidsFabalesFabaceaePapilionoideaeFabeaePisum

Protein attributes

Sequence length40 AA.
Sequence statusComplete.
Protein existenceEvidence at protein level

General annotation (Comments)

Function

May help in the organization of the PsaL subunit. HAMAP-Rule MF_00431

Subcellular location

Plastidchloroplast thylakoid membrane; Single-pass membrane protein By similarity HAMAP-Rule MF_00431.

Sequence similarities

Belongs to the PsaI family.

Ontologies

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 4040Photosystem I reaction center subunit VIII HAMAP-Rule MF_00431
PRO_0000194668

Regions

Transmembrane8 – 2821Helical; Potential

Experimental info

Sequence conflict131G → S AA sequence Ref.4
Sequence conflict221A → R AA sequence Ref.4

Secondary structure

...... 40
Helix Strand Turn

Details...

Sequences

Sequence LengthMass (Da)Tools
P17227 [UniParc].

Last modified December 1, 1992. Version 2.
Checksum: 3CE0B06A11A58E48

FASTA404,470
        10         20         30         40 
MINLPSLFVP LVGLLFPAVA MASLFLHVEK RLLFSTKKIN 

« Hide

References

[1]"Sequence and transcriptional analysis of the gene cluster trnQ-zfpA-psaI-ORF231-petA in pea chloroplasts."
Nagano Y., Matsuno R., Sasaki Y.
Curr. Genet. 20:431-436(1991) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
Strain: cv. Alaska.
[2]"Pea chloroplast genes encoding a 4 kDa polypeptide of photosystem I and a putative enzyme of C1 metabolism."
Smith A.G., Wilson R.J., Kaethner T.M., Willey D.L., Gray J.C.
Curr. Genet. 19:403-410(1991) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [GENOMIC DNA].
Strain: cv. Alaska.
[3]"Polypeptide composition of higher plant photosystem I complex. Identification of psaI, psaJ and psaK gene products."
Ikeuchi M., Hirano A., Hiyama T., Inoue Y.
FEBS Lett. 263:274-278(1990) [PubMed] [Europe PMC] [Abstract]
Cited for: PROTEIN SEQUENCE OF 1-16.
[4]"Subunit III of the chloroplast ATP-synthase can form a Ca(2+)-binding site on the lumenal side of the thylakoid membrane."
Zakharov S.D., Ewy R.G., Dilley R.A.
FEBS Lett. 336:95-99(1993) [PubMed] [Europe PMC] [Abstract]
Cited for: PROTEIN SEQUENCE OF 3-25.
+Additional computationally mapped references.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
X56315 Genomic DNA. Translation: CAA39757.1.
X54750 Genomic DNA. Translation: CAA38547.1.
PIRS17921.
RefSeqYP_003587557.1. NC_014057.1.

3D structure databases

PDBe
RCSB-PDB
PDBj
EntryMethodResolution (Å)ChainPositionsPDBsum
1YO9model-I1-40[»]
2O01X-ray3.40I1-30[»]
2WSCX-ray3.30I1-40[»]
2WSEX-ray3.49I1-40[»]
2WSFX-ray3.48I1-40[»]
3LW5X-ray3.30I1-30[»]
ProteinModelPortalP17227.
SMRP17227. Positions 1-30.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

DIPDIP-60289N.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

GeneID9073045.

Family and domain databases

HAMAPMF_00431. PSI_PsaI.
InterProIPR001302. PSI_PsaI.
[Graphical view]
PfamPF00796. PSI_8. 1 hit.
[Graphical view]
ProDomPD003995. PSI_su8. 1 hit.
[Graphical view] [Entries sharing at least one domain]
SUPFAMSSF81540. SSF81540. 1 hit.
TIGRFAMsTIGR03052. PS_I_psaI. 1 hit.
ProtoNetSearch...

Other

EvolutionaryTraceP17227.

Entry information

Entry namePSAI_PEA
AccessionPrimary (citable) accession number: P17227
Entry history
Integrated into UniProtKB/Swiss-Prot: August 1, 1990
Last sequence update: December 1, 1992
Last modified: February 19, 2014
This is version 77 of the entry and version 2 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families

PDB cross-references

Index of Protein Data Bank (PDB) cross-references