PSAK_CYACA
ID PSAK_CYACA Reviewed; 84 AA.
AC O19902;
DT 01-JUN-2001, integrated into UniProtKB/Swiss-Prot.
DT 01-JAN-1998, sequence version 1.
DT 25-MAY-2022, entry version 85.
DE RecName: Full=Photosystem I reaction center subunit PsaK;
DE AltName: Full=PSI-K;
DE AltName: Full=Photosystem I subunit X;
GN Name=psaK;
OS Cyanidium caldarium (Red alga).
OG Plastid; Chloroplast.
OC Eukaryota; Rhodophyta; Bangiophyceae; Cyanidiales; Cyanidiaceae; Cyanidium.
OX NCBI_TaxID=2771;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=RK-1;
RX PubMed=11040290; DOI=10.1007/s002390010101;
RA Gloeckner G., Rosenthal A., Valentin K.-U.;
RT "The structure and gene repertoire of an ancient red algal plastid
RT genome.";
RL J. Mol. Evol. 51:382-390(2000).
CC -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC {ECO:0000250}; Multi-pass membrane protein {ECO:0000250}.
CC -!- SIMILARITY: Belongs to the PsaG/PsaK family. {ECO:0000305}.
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DR EMBL; AF022186; AAB82687.1; -; Genomic_DNA.
DR PIR; T11970; T11970.
DR RefSeq; NP_045074.1; NC_001840.1.
DR AlphaFoldDB; O19902; -.
DR SMR; O19902; -.
DR GeneID; 800301; -.
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 Gene3D; 1.20.860.20; -; 1.
DR HAMAP; MF_00474; PSI_PsaK; 1.
DR InterPro; IPR035982; PSI_centre_PsaK_sf.
DR InterPro; IPR000549; PSI_PsaG/PsaK.
DR InterPro; IPR017492; PSI_PsaK.
DR InterPro; IPR037101; PSI_PsaK_bact.
DR Pfam; PF01241; PSI_PSAK; 1.
DR SUPFAM; SSF81563; SSF81563; 1.
DR TIGRFAMs; TIGR03049; PS_I_psaK; 1.
DR PROSITE; PS01026; PHOTOSYSTEM_I_PSAGK; 1.
PE 3: Inferred from homology;
KW Chloroplast; Membrane; Photosynthesis; Photosystem I; Plastid; Thylakoid;
KW Transmembrane; Transmembrane helix.
FT CHAIN 1..84
FT /note="Photosystem I reaction center subunit PsaK"
FT /id="PRO_0000206212"
FT TRANSMEM 12..32
FT /note="Helical"
FT /evidence="ECO:0000255"
FT TRANSMEM 54..74
FT /note="Helical"
FT /evidence="ECO:0000255"
SQ SEQUENCE 84 AA; 9138 MW; 2640DDC2E79AC59D CRC64;
MLASYLNLFN TPWNSSISII MILSNIMAIV VGRYSIKVRG LKPPIAISQL KDFGVPELLA
TMSLGHIIGV GSTIGLKTLN FITY