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P17227

- PSAI_PEA

UniProt

P17227 - PSAI_PEA

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Protein

Photosystem I reaction center subunit VIII

Gene
psaI
Organism
Pisum sativum (Garden pea)
Status
Reviewed - Annotation score: 2 out of 5 - Experimental evidence at protein leveli

Functioni

May help in the organization of the PsaL subunit.UniRule annotation

GO - Biological processi

  1. photosynthesis Source: UniProtKB-HAMAP
Complete GO annotation...

Keywords - Biological processi

Photosynthesis

Names & Taxonomyi

Protein namesi
Recommended name:
Photosystem I reaction center subunit VIII
Short name:
PSI-I
Gene namesi
Name:psaI
Encoded oniPlastid; Chloroplast
OrganismiPisum sativum (Garden pea)
Taxonomic identifieri3888 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaerosidsfabidsFabalesFabaceaePapilionoideaeFabeaePisum

Subcellular locationi

Topology

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Transmembranei8 – 2821Helical; Reviewed predictionAdd
BLAST

GO - Cellular componenti

  1. chloroplast thylakoid membrane Source: UniProtKB-SubCell
  2. integral component of membrane Source: UniProtKB-KW
  3. photosystem I Source: UniProtKB-KW
Complete GO annotation...

Keywords - Cellular componenti

Chloroplast, Membrane, Photosystem I, Plastid, Thylakoid

PTM / Processingi

Molecule processing

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Chaini1 – 4040Photosystem I reaction center subunit VIIIUniRule annotationPRO_0000194668Add
BLAST

Interactioni

Protein-protein interaction databases

DIPiDIP-60289N.

Structurei

Secondary structure

1
40
Legend: HelixTurnBeta strand
Show more details
Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Turni6 – 94
Helixi10 – 145
Helixi15 – 239
Turni24 – 285

3D structure databases

Select the link destinations:
PDBe
RCSB PDB
PDBj
Links Updated
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[»]
ProteinModelPortaliP17227.
SMRiP17227. Positions 1-30.

Miscellaneous databases

EvolutionaryTraceiP17227.

Family & Domainsi

Sequence similaritiesi

Belongs to the PsaI family.

Keywords - Domaini

Transmembrane, Transmembrane helix

Family and domain databases

HAMAPiMF_00431. PSI_PsaI.
InterProiIPR001302. PSI_PsaI.
[Graphical view]
PfamiPF00796. PSI_8. 1 hit.
[Graphical view]
ProDomiPD003995. PSI_su8. 1 hit.
[Graphical view] [Entries sharing at least one domain]
SUPFAMiSSF81540. SSF81540. 1 hit.
TIGRFAMsiTIGR03052. PS_I_psaI. 1 hit.

Sequencei

Sequence statusi: Complete.

P17227-1 [UniParc]FASTAAdd to Basket

« Hide

MINLPSLFVP LVGLLFPAVA MASLFLHVEK RLLFSTKKIN              40
Length:40
Mass (Da):4,470
Last modified:December 1, 1992 - v2
Checksum:i3CE0B06A11A58E48
GO

Sequence conflict

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifierActions
Sequence conflicti13 – 131G → S AA sequence 1 Publication
Sequence conflicti22 – 221A → R AA sequence 1 Publication

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
X56315 Genomic DNA. Translation: CAA39757.1.
X54750 Genomic DNA. Translation: CAA38547.1.
PIRiS17921.
RefSeqiYP_003587557.1. NC_014057.1.

Genome annotation databases

GeneIDi9073045.

Cross-referencesi

Sequence databases

Select the link destinations:
EMBL
GenBank
DDBJ
Links Updated
X56315 Genomic DNA. Translation: CAA39757.1 .
X54750 Genomic DNA. Translation: CAA38547.1 .
PIRi S17921.
RefSeqi YP_003587557.1. NC_014057.1.

3D structure databases

Select the link destinations:
PDBe
RCSB PDB
PDBj
Links Updated
Entry Method Resolution (Å) Chain Positions PDBsum
1YO9 model - I 1-40 [» ]
2O01 X-ray 3.40 I 1-30 [» ]
2WSC X-ray 3.30 I 1-40 [» ]
2WSE X-ray 3.49 I 1-40 [» ]
2WSF X-ray 3.48 I 1-40 [» ]
3LW5 X-ray 3.30 I 1-30 [» ]
ProteinModelPortali P17227.
SMRi P17227. Positions 1-30.
ModBasei Search...
MobiDBi Search...

Protein-protein interaction databases

DIPi DIP-60289N.

Protocols and materials databases

Structural Biology Knowledgebase Search...

Genome annotation databases

GeneIDi 9073045.

Miscellaneous databases

EvolutionaryTracei P17227.

Family and domain databases

HAMAPi MF_00431. PSI_PsaI.
InterProi IPR001302. PSI_PsaI.
[Graphical view ]
Pfami PF00796. PSI_8. 1 hit.
[Graphical view ]
ProDomi PD003995. PSI_su8. 1 hit.
[Graphical view ] [Entries sharing at least one domain ]
SUPFAMi SSF81540. SSF81540. 1 hit.
TIGRFAMsi TIGR03052. PS_I_psaI. 1 hit.
ProtoNeti Search...

Publicationsi

  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.

Entry informationi

Entry nameiPSAI_PEA
AccessioniPrimary (citable) accession number: P17227
Entry historyi
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 statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

3D-structure, Direct protein sequencing

Documents

  1. PDB cross-references
    Index of Protein Data Bank (PDB) cross-references
  2. SIMILARITY comments
    Index of protein domains and families

External Data

Dasty 3

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