ID   YCF12_CROS5             Reviewed;          39 AA.
AC   B1WZK3;
DT   03-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 2.
DT   25-MAY-2022, entry version 61.
DE   RecName: Full=Photosystem II reaction center protein Ycf12 {ECO:0000255|HAMAP-Rule:MF_01329};
GN   Name=ycf12 {ECO:0000255|HAMAP-Rule:MF_01329}; OrderedLocusNames=cce_1805;
OS   Crocosphaera subtropica (strain ATCC 51142 / BH68) (Cyanothece sp. (strain
OS   ATCC 51142)).
OC   Bacteria; Cyanobacteria; Oscillatoriophycideae; Chroococcales;
OC   Aphanothecaceae; Crocosphaera; Crocosphaera subtropica.
OX   NCBI_TaxID=43989;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 51142 / BH68;
RX   PubMed=18812508; DOI=10.1073/pnas.0805418105;
RA   Welsh E.A., Liberton M., Stoeckel J., Loh T., Elvitigala T., Wang C.,
RA   Wollam A., Fulton R.S., Clifton S.W., Jacobs J.M., Aurora R., Ghosh B.K.,
RA   Sherman L.A., Smith R.D., Wilson R.K., Pakrasi H.B.;
RT   "The genome of Cyanothece 51142, a unicellular diazotrophic cyanobacterium
RT   important in the marine nitrogen cycle.";
RL   Proc. Natl. Acad. Sci. U.S.A. 105:15094-15099(2008).
CC   -!- FUNCTION: A core subunit of photosystem II (PSII). {ECO:0000255|HAMAP-
CC       Rule:MF_01329}.
CC   -!- SUBCELLULAR LOCATION: Cellular thylakoid membrane {ECO:0000255|HAMAP-
CC       Rule:MF_01329}; Single-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_01329}.
CC   -!- SIMILARITY: Belongs to the Ycf12 family. {ECO:0000255|HAMAP-
CC       Rule:MF_01329}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=ACB51155.1; Type=Erroneous initiation; Note=Extended N-terminus.; Evidence={ECO:0000305};
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DR   EMBL; CP000806; ACB51155.1; ALT_INIT; Genomic_DNA.
DR   RefSeq; WP_008273783.1; NC_010546.1.
DR   AlphaFoldDB; B1WZK3; -.
DR   SMR; B1WZK3; -.
DR   EnsemblBacteria; ACB51155; ACB51155; cce_1805.
DR   KEGG; cyt:cce_1805; -.
DR   eggNOG; ENOG5032GTP; Bacteria.
DR   HOGENOM; CLU_196761_1_0_3; -.
DR   OrthoDB; 2095415at2; -.
DR   Proteomes; UP000001203; Chromosome circular.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0009523; C:photosystem II; IEA:UniProtKB-KW.
DR   GO; GO:0031676; C:plasma membrane-derived thylakoid membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-KW.
DR   HAMAP; MF_01329; PSII_Ycf12; 1.
DR   InterPro; IPR010284; PSII_Ycf12_core-subunit.
DR   Pfam; PF05969; PSII_Ycf12; 1.
PE   3: Inferred from homology;
KW   Membrane; Photosynthesis; Photosystem II; Reference proteome; Thylakoid;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..39
FT                   /note="Photosystem II reaction center protein Ycf12"
FT                   /id="PRO_0000365270"
FT   TRANSMEM        12..32
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01329"
SQ   SEQUENCE   39 AA;  4109 MW;  37252006EBF3A6C9 CRC64;
     MELLAALNLE PIFQLTFVGL IVIAGPIVIA VLAFRGGDL