ID   PSAI_PICAB              Reviewed;          36 AA.
AC   O47040;
DT   15-DEC-1998, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-1998, sequence version 1.
DT   25-MAY-2022, entry version 66.
DE   RecName: Full=Photosystem I reaction center subunit VIII;
DE            Short=PSI-I;
GN   Name=psaI;
OS   Picea abies (Norway spruce) (Picea excelsa).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Pinopsida; Pinidae; Conifers I; Pinales; Pinaceae; Picea.
OX   NCBI_TaxID=3329;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA   Sutter A., Philipps A., Wild A.;
RT   "Picea abies chloroplast genome fragment of 8,7 kb including atpE, atpB,
RT   rbcL, trnR, accD, and psaI.";
RL   Submitted (AUG-1997) to the EMBL/GenBank/DDBJ databases.
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; AJ001004; CAA04461.1; -; Genomic_DNA.
DR   PIR; T14832; T14832.
DR   AlphaFoldDB; O47040; -.
DR   SMR; O47040; -.
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_0000194669"
FT   TRANSMEM        10..30
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   36 AA;  4116 MW;  41D6031D40A18454 CRC64;
     MIIPNLPSFF VPLVGLLLPA ITMVIFHLYI QNDDIF