ID   PSAI_MARPO              Reviewed;          36 AA.
AC   P12185;
DT   01-OCT-1989, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-1989, sequence version 1.
DT   25-MAY-2022, entry version 92.
DE   RecName: Full=Photosystem I reaction center subunit VIII;
DE            Short=PSI-I;
GN   Name=psaI;
OS   Marchantia polymorpha (Liverwort) (Marchantia aquatica).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Marchantiophyta;
OC   Marchantiopsida; Marchantiidae; Marchantiales; Marchantiaceae; Marchantia.
OX   NCBI_TaxID=3197;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=3199436; DOI=10.1016/0022-2836(88)90003-4;
RA   Fukuzawa H., Kohchi T., Sano T., Shirai H., Umesono K., Inokuchi H.,
RA   Ozeki H., Ohyama K.;
RT   "Structure and organization of Marchantia polymorpha chloroplast genome.
RT   III. Gene organization of the large single copy region from rbcL to
RT   trnI(CAU).";
RL   J. Mol. Biol. 203:333-351(1988).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   DOI=10.1038/322572a0;
RA   Ohyama K., Fukuzawa H., Kohchi T., Shirai H., Sano T., Sano S., Umesono K.,
RA   Shiki Y., Takeuchi M., Chang Z., Aota S., Inokuchi H., Ozeki H.;
RT   "Chloroplast gene organization deduced from complete sequence of liverwort
RT   Marchantia polymorpha chloroplast DNA.";
RL   Nature 322:572-574(1986).
CC   -!- FUNCTION: May help in the organization of the PsaL subunit.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC       {ECO:0000250}; Single-pass membrane protein {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the PsaI family. {ECO:0000305}.
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DR   EMBL; X04465; CAA28094.1; -; Genomic_DNA.
DR   PIR; S01531; S01531.
DR   RefSeq; NP_039308.1; NC_001319.1.
DR   AlphaFoldDB; P12185; -.
DR   SMR; P12185; -.
DR   GeneID; 2702597; -.
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   PANTHER; PTHR35775; PTHR35775; 1.
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_0000194659"
FT   TRANSMEM        10..30
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   36 AA;  4018 MW;  0974C69C1A184442 CRC64;
     MTASYLPSIF VPLVGLIFPA ITMASLFIYI EQDEIL