ID   PSAM_ANTAG              Reviewed;          32 AA.
AC   Q85AJ9;
DT   29-MAR-2004, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2003, sequence version 1.
DT   25-MAY-2022, entry version 51.
DE   RecName: Full=Photosystem I reaction center subunit XII {ECO:0000255|HAMAP-Rule:MF_00828};
DE   AltName: Full=PSI-M {ECO:0000255|HAMAP-Rule:MF_00828};
GN   Name=psaM {ECO:0000255|HAMAP-Rule:MF_00828};
OS   Anthoceros angustus (Hornwort) (Anthoceros formosae).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Anthocerotophyta;
OC   Anthocerotopsida; Anthocerotidae; Anthocerotales; Anthocerotaceae;
OC   Anthoceros.
OX   NCBI_TaxID=48387;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=12527781; DOI=10.1093/nar/gkg155;
RA   Kugita M., Kaneko A., Yamamoto Y., Takeya Y., Matsumoto T., Yoshinaga K.;
RT   "The complete nucleotide sequence of the hornwort (Anthoceros formosae)
RT   chloroplast genome: insight into the earliest land plants.";
RL   Nucleic Acids Res. 31:716-721(2003).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [MRNA], AND ABSENCE OF RNA EDITING.
RC   TISSUE=Thallus;
RX   PubMed=12711687; DOI=10.1093/nar/gkg327;
RA   Kugita M., Yamamoto Y., Fujikawa T., Matsumoto T., Yoshinaga K.;
RT   "RNA editing in hornwort chloroplasts makes more than half the genes
RT   functional.";
RL   Nucleic Acids Res. 31:2417-2423(2003).
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC       {ECO:0000255|HAMAP-Rule:MF_00828}; Single-pass membrane protein
CC       {ECO:0000255|HAMAP-Rule:MF_00828}.
CC   -!- SIMILARITY: Belongs to the PsaM family. {ECO:0000255|HAMAP-
CC       Rule:MF_00828}.
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DR   EMBL; AB086179; BAC55335.1; -; Genomic_DNA.
DR   EMBL; AB087427; BAC55426.1; -; mRNA.
DR   RefSeq; NP_777399.1; NC_004543.1.
DR   AlphaFoldDB; Q85AJ9; -.
DR   SMR; Q85AJ9; -.
DR   GeneID; 2553395; -.
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_00828; PSI_PsaM; 1.
DR   InterPro; IPR010010; PSI_PsaM.
DR   InterPro; IPR037279; PSI_PsaM_sf.
DR   Pfam; PF07465; PsaM; 1.
DR   SUPFAM; SSF81548; SSF81548; 1.
DR   TIGRFAMs; TIGR03053; PS_I_psaM; 1.
PE   2: Evidence at transcript level;
KW   Chloroplast; Membrane; Photosynthesis; Photosystem I; Plastid; Thylakoid;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..32
FT                   /note="Photosystem I reaction center subunit XII"
FT                   /id="PRO_0000207758"
FT   TRANSMEM        3..23
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00828"
SQ   SEQUENCE   32 AA;  3450 MW;  C84C861BED6512C9 CRC64;
     MTSISDGQIV VALISAFIIV ILASRLGKEL YQ