ID   PSAM_THEVB              Reviewed;          31 AA.
AC   P0A403; P25903;
DT   15-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT   15-MAR-2005, sequence version 1.
DT   03-AUG-2022, entry version 90.
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}; OrderedLocusNames=tsr0197;
OS   Thermosynechococcus vestitus (strain NIES-2133 / IAM M-273 / BP-1).
OC   Bacteria; Cyanobacteria; Pseudanabaenales; Thermosynechococcaceae;
OC   Thermosynechococcus.
OX   NCBI_TaxID=197221;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NIES-2133 / IAM M-273 / BP-1;
RX   PubMed=12240834; DOI=10.1093/dnares/9.4.123;
RA   Nakamura Y., Kaneko T., Sato S., Ikeuchi M., Katoh H., Sasamoto S.,
RA   Watanabe A., Iriguchi M., Kawashima K., Kimura T., Kishida Y., Kiyokawa C.,
RA   Kohara M., Matsumoto M., Matsuno A., Nakazaki N., Shimpo S., Sugimoto M.,
RA   Takeuchi C., Yamada M., Tabata S.;
RT   "Complete genome structure of the thermophilic cyanobacterium
RT   Thermosynechococcus elongatus BP-1.";
RL   DNA Res. 9:123-130(2002).
RN   [2]
RP   X-RAY CRYSTALLOGRAPHY (4.0 ANGSTROMS).
RX   PubMed=8901876; DOI=10.1038/nsb1196-965;
RA   Krauss N., Schubert W.-D., Klukas O., Fromme P., Witt H.T., Saenger W.;
RT   "Photosystem I at 4-A resolution represents the first structural model of a
RT   joint photosynthetic reaction centre and core antenna system.";
RL   Nat. Struct. Biol. 3:965-973(1996).
RN   [3]
RP   X-RAY CRYSTALLOGRAPHY (2.5 ANGSTROMS).
RX   PubMed=11418848; DOI=10.1038/35082000;
RA   Jordan P., Fromme P., Witt H.T., Klukas O., Saenger W., Krauss N.;
RT   "Three-dimensional structure of cyanobacterial photosystem I at 2.5 A
RT   resolution.";
RL   Nature 411:909-917(2001).
CC   -!- SUBCELLULAR LOCATION: Cellular thylakoid membrane {ECO:0000305};
CC       Single-pass membrane protein {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the PsaM family. {ECO:0000255|HAMAP-
CC       Rule:MF_00828}.
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DR   EMBL; BA000039; BAC07750.1; -; Genomic_DNA.
DR   RefSeq; NP_680988.1; NC_004113.1.
DR   RefSeq; WP_011056052.1; NC_004113.1.
DR   PDB; 1JB0; X-ray; 2.50 A; M=1-31.
DR   PDB; 2PPS; X-ray; 4.00 A; -.
DR   PDB; 3PCQ; X-ray; 8.98 A; M=1-31.
DR   PDB; 4FE1; X-ray; 4.92 A; M=1-31.
DR   PDB; 5ZF0; X-ray; 4.20 A; M1/M2/M3/M4/M5/M6=1-31.
DR   PDB; 6LU1; EM; 3.20 A; M=1-31.
DR   PDB; 6PFY; X-ray; 2.90 A; M/V/i=1-31.
DR   PDB; 6PGK; X-ray; 2.90 A; M/V/i=1-31.
DR   PDB; 6TRA; EM; 2.85 A; M=1-31.
DR   PDB; 6TRC; EM; 2.98 A; M/m/y=1-31.
DR   PDB; 6TRD; EM; 3.16 A; M/m/y=1-31.
DR   PDB; 7BW2; X-ray; 6.50 A; M=1-31.
DR   PDB; 7M75; X-ray; 2.75 A; M=1-31.
DR   PDB; 7M76; X-ray; 3.00 A; M=1-31.
DR   PDB; 7M78; X-ray; 3.00 A; M=1-31.
DR   PDBsum; 1JB0; -.
DR   PDBsum; 2PPS; -.
DR   PDBsum; 3PCQ; -.
DR   PDBsum; 4FE1; -.
DR   PDBsum; 5ZF0; -.
DR   PDBsum; 6LU1; -.
DR   PDBsum; 6PFY; -.
DR   PDBsum; 6PGK; -.
DR   PDBsum; 6TRA; -.
DR   PDBsum; 6TRC; -.
DR   PDBsum; 6TRD; -.
DR   PDBsum; 7BW2; -.
DR   PDBsum; 7M75; -.
DR   PDBsum; 7M76; -.
DR   PDBsum; 7M78; -.
DR   AlphaFoldDB; P0A403; -.
DR   SMR; P0A403; -.
DR   IntAct; P0A403; 1.
DR   STRING; 197221.22293918; -.
DR   EnsemblBacteria; BAC07750; BAC07750; BAC07750.
DR   KEGG; tel:tsr0197; -.
DR   EvolutionaryTrace; P0A403; -.
DR   Proteomes; UP000000440; Chromosome.
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:0031676; C:plasma membrane-derived thylakoid membrane; IEA:UniProtKB-SubCell.
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   1: Evidence at protein level;
KW   3D-structure; Membrane; Photosynthesis; Photosystem I; Reference proteome;
KW   Thylakoid; Transmembrane; Transmembrane helix.
FT   CHAIN           1..31
FT                   /note="Photosystem I reaction center subunit XII"
FT                   /id="PRO_0000207769"
FT   TRANSMEM        7..26
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00828"
FT   HELIX           5..29
FT                   /evidence="ECO:0007829|PDB:1JB0"
SQ   SEQUENCE   31 AA;  3424 MW;  A3198B2BEB488CB7 CRC64;
     MALTDTQVYV ALVIALLPAV LAFRLSTELY K