ID   PSAI_MAIZE              Reviewed;          36 AA.
AC   P30980;
DT   01-JUL-1993, integrated into UniProtKB/Swiss-Prot.
DT   01-JUL-1993, sequence version 1.
DT   03-AUG-2022, entry version 107.
DE   RecName: Full=Photosystem I reaction center subunit VIII;
DE            Short=PSI-I;
GN   Name=psaI;
OS   Zea mays (Maize).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Liliopsida; Poales; Poaceae; PACMAD clade;
OC   Panicoideae; Andropogonodae; Andropogoneae; Tripsacinae; Zea.
OX   NCBI_TaxID=4577;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA   Rodermel S.R.;
RL   Submitted (AUG-1992) to the EMBL/GenBank/DDBJ databases.
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=cv. B73;
RX   PubMed=7666415; DOI=10.1006/jmbi.1995.0460;
RA   Maier R.M., Neckermann K., Igloi G.L., Koessel H.;
RT   "Complete sequence of the maize chloroplast genome: gene content, hotspots
RT   of divergence and fine tuning of genetic information by transcript
RT   editing.";
RL   J. Mol. Biol. 251:614-628(1995).
CC   -!- FUNCTION: May help in the organization of the PsaL subunit.
CC       {ECO:0000250}.
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; X61188; CAA43491.1; -; Genomic_DNA.
DR   EMBL; X86563; CAA60295.1; -; Genomic_DNA.
DR   PIR; S58561; S58561.
DR   RefSeq; NP_043034.1; NC_001666.2.
DR   PDB; 5ZJI; EM; 3.30 A; I=1-36.
DR   PDBsum; 5ZJI; -.
DR   AlphaFoldDB; P30980; -.
DR   SMR; P30980; -.
DR   IntAct; P30980; 1.
DR   STRING; 4577.GRMZM2G509747_P01; -.
DR   PaxDb; P30980; -.
DR   GeneID; 845197; -.
DR   KEGG; zma:845197; -.
DR   MaizeGDB; 57460; -.
DR   eggNOG; ENOG502SE4W; Eukaryota.
DR   HOGENOM; CLU_215282_1_0_1; -.
DR   OrthoDB; 1645570at2759; -.
DR   Proteomes; UP000007305; Chloroplast.
DR   Genevisible; P30980; ZM.
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   1: Evidence at protein level;
KW   3D-structure; Chloroplast; Membrane; Photosynthesis; Photosystem I;
KW   Plastid; Reference proteome; Thylakoid; Transmembrane; Transmembrane helix.
FT   CHAIN           1..36
FT                   /note="Photosystem I reaction center subunit VIII"
FT                   /id="PRO_0000194658"
FT   TRANSMEM        10..30
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   HELIX           7..15
FT                   /evidence="ECO:0007829|PDB:5ZJI"
FT   HELIX           17..30
FT                   /evidence="ECO:0007829|PDB:5ZJI"
SQ   SEQUENCE   36 AA;  4028 MW;  459A02A4E33486C5 CRC64;
     MTDFNLPSIF VPLVGLVFPA IAMTSLFLYV QKNKIV