ID   PSAI_WELMI              Reviewed;          36 AA.
AC   B2Y1W9;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   01-JUL-2008, sequence version 1.
DT   25-MAY-2022, entry version 42.
DE   RecName: Full=Photosystem I reaction center subunit VIII {ECO:0000255|HAMAP-Rule:MF_00431};
DE            Short=PSI-I {ECO:0000255|HAMAP-Rule:MF_00431};
GN   Name=psaI {ECO:0000255|HAMAP-Rule:MF_00431};
OS   Welwitschia mirabilis (Tree tumbo) (Welwitschia bainesii).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Gnetopsida; Gnetidae; Welwitschiales; Welwitschiaceae;
OC   Welwitschia.
OX   NCBI_TaxID=3377;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=18452621; DOI=10.1186/1471-2148-8-130;
RA   McCoy S.R., Kuehl J.V., Boore J.L., Raubeson L.A.;
RT   "The complete plastid genome sequence of Welwitschia mirabilis: an
RT   unusually compact plastome with accelerated divergence rates.";
RL   BMC Evol. Biol. 8:130-130(2008).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=19166950; DOI=10.1016/j.ympev.2008.12.026;
RA   Wu C.-S., Lai Y.-T., Lin C.-P., Wang Y.-N., Chaw S.-M.;
RT   "Evolution of reduced and compact chloroplast genomes (cpDNAs) in
RT   gnetophytes: Selection toward a lower-cost strategy.";
RL   Mol. Phylogenet. Evol. 52:115-124(2009).
CC   -!- FUNCTION: May help in the organization of the PsaL subunit.
CC       {ECO:0000255|HAMAP-Rule:MF_00431}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC       {ECO:0000255|HAMAP-Rule:MF_00431}; Single-pass membrane protein
CC       {ECO:0000255|HAMAP-Rule:MF_00431}.
CC   -!- SIMILARITY: Belongs to the PsaI family. {ECO:0000255|HAMAP-
CC       Rule:MF_00431}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; EU342371; ABY26799.1; -; Genomic_DNA.
DR   EMBL; AP009568; BAH11219.1; -; Genomic_DNA.
DR   RefSeq; YP_001876586.1; NC_010654.1.
DR   AlphaFoldDB; B2Y1W9; -.
DR   SMR; B2Y1W9; -.
DR   GeneID; 6276266; -.
DR   GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0009522; C:photosystem I; IEA:UniProtKB-KW.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_00431; PSI_PsaI; 1.
DR   InterPro; IPR001302; PSI_PsaI.
DR   InterPro; IPR036357; PSI_PsaI_sf.
DR   Pfam; PF00796; PSI_8; 1.
DR   SUPFAM; SSF81540; SSF81540; 1.
DR   TIGRFAMs; TIGR03052; PS_I_psaI; 1.
PE   3: Inferred from homology;
KW   Chloroplast; Membrane; Photosynthesis; Photosystem I; Plastid; Thylakoid;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..36
FT                   /note="Photosystem I reaction center subunit VIII"
FT                   /id="PRO_1000134938"
FT   TRANSMEM        10..30
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00431"
SQ   SEQUENCE   36 AA;  4084 MW;  4EB23F8403E6FF0B CRC64;
     MENSNLFSFF VPLVGLVFSA IIMVLSFLYI QKDSVN