ID K9PIG9_9CYAN Unreviewed; 86 AA.
AC K9PIG9;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 24-JAN-2024, entry version 38.
DE RecName: Full=Photosystem I reaction center subunit PsaK {ECO:0000256|HAMAP-Rule:MF_00474};
DE AltName: Full=Photosystem I subunit X {ECO:0000256|HAMAP-Rule:MF_00474};
DE Flags: Precursor;
GN Name=psaK {ECO:0000256|HAMAP-Rule:MF_00474};
GN ORFNames=Cal7507_2499 {ECO:0000313|EMBL:AFY32928.1};
OS Calothrix sp. PCC 7507.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Calotrichaceae;
OC Calothrix.
OX NCBI_TaxID=99598 {ECO:0000313|EMBL:AFY32928.1, ECO:0000313|Proteomes:UP000010390};
RN [1] {ECO:0000313|EMBL:AFY32928.1, ECO:0000313|Proteomes:UP000010390}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=PCC 7507 {ECO:0000313|EMBL:AFY32928.1,
RC ECO:0000313|Proteomes:UP000010390};
RG US DOE Joint Genome Institute;
RA Gugger M., Coursin T., Rippka R., Tandeau De Marsac N., Huntemann M.,
RA Wei C.-L., Han J., Detter J.C., Han C., Tapia R., Teshima H., Chen A.,
RA Krypides N., Mavromatis K., Markowitz V., Szeto E., Ivanova N.,
RA Ovchinnikova G., Pagani I., Pati A., Goodwin L., Peters L., Pitluck S.,
RA Woyke T., Kerfeld C.;
RT "Finished genome of Calothrix sp. PCC 7507.";
RL Submitted (APR-2012) to the EMBL/GenBank/DDBJ databases.
CC -!- SUBCELLULAR LOCATION: Cellular thylakoid membrane {ECO:0000256|HAMAP-
CC Rule:MF_00474}; Multi-pass membrane protein {ECO:0000256|HAMAP-
CC Rule:MF_00474}. Membrane {ECO:0000256|ARBA:ARBA00004141}; Multi-pass
CC membrane protein {ECO:0000256|ARBA:ARBA00004141}.
CC -!- SIMILARITY: Belongs to the PsaG/PsaK family.
CC {ECO:0000256|ARBA:ARBA00006458, ECO:0000256|HAMAP-Rule:MF_00474}.
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DR EMBL; CP003943; AFY32928.1; -; Genomic_DNA.
DR RefSeq; WP_015128741.1; NC_019682.1.
DR AlphaFoldDB; K9PIG9; -.
DR STRING; 99598.Cal7507_2499; -.
DR KEGG; calo:Cal7507_2499; -.
DR PATRIC; fig|99598.3.peg.2809; -.
DR eggNOG; ENOG5032YIH; Bacteria.
DR HOGENOM; CLU_160496_1_0_3; -.
DR Proteomes; UP000010390; Chromosome.
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 Gene3D; 1.20.860.20; Photosystem I PsaK, reaction centre; 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 NCBIfam; TIGR03049; PS_I_psaK; 1.
DR Pfam; PF01241; PSI_PSAK; 1.
DR SUPFAM; SSF81563; Photosystem I reaction center subunit X, PsaK; 1.
PE 3: Inferred from homology;
KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|HAMAP-Rule:MF_00474};
KW Photosynthesis {ECO:0000256|ARBA:ARBA00022531, ECO:0000256|HAMAP-
KW Rule:MF_00474};
KW Photosystem I {ECO:0000256|ARBA:ARBA00022836, ECO:0000256|HAMAP-
KW Rule:MF_00474}; Reference proteome {ECO:0000313|Proteomes:UP000010390};
KW Thylakoid {ECO:0000256|ARBA:ARBA00023078, ECO:0000256|HAMAP-Rule:MF_00474};
KW Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|HAMAP-
KW Rule:MF_00474};
KW Transmembrane helix {ECO:0000256|ARBA:ARBA00022989, ECO:0000256|HAMAP-
KW Rule:MF_00474}.
FT TRANSMEM 20..39
FT /note="Helical"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00474"
FT TRANSMEM 59..80
FT /note="Helical"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00474"
SQ SEQUENCE 86 AA; 8689 MW; A4552D05A6AD5DDD CRC64;
MLNSTLLAAA TAPLQWSPTV AVIIILANIL AITFGKLTIK YPSVGPALPS ANLFGGFGLP
GLLATTAFGH ILGVGAVLGL HNIGRI
//
