ID   PSBY_TRICV              Reviewed;          36 AA.
AC   P49543;
DT   01-FEB-1996, integrated into UniProtKB/Swiss-Prot.
DT   01-FEB-1996, sequence version 1.
DT   25-MAY-2022, entry version 68.
DE   RecName: Full=Photosystem II protein Y {ECO:0000255|HAMAP-Rule:MF_00717};
GN   Name=psbY-A {ECO:0000255|HAMAP-Rule:MF_00717}; Synonyms=psbY-1, ycf32.1;
GN   and
GN   Name=psbY-B {ECO:0000255|HAMAP-Rule:MF_00717}; Synonyms=psbY-2, ycf32.2;
OS   Trieres chinensis (Marine centric diatom) (Odontella sinensis).
OG   Plastid; Chloroplast.
OC   Eukaryota; Sar; Stramenopiles; Ochrophyta; Bacillariophyta; Mediophyceae;
OC   Biddulphiophycidae; Eupodiscales; Parodontellaceae; Trieres.
OX   NCBI_TaxID=1514140;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA   Kowallik K.V., Stoebe B., Schaffran I., Kroth-Pancic P., Freier U.;
RT   "The chloroplast genome of a chlorophyll a+c-containing alga, Odontella
RT   sinensis.";
RL   Plant Mol. Biol. Rep. 13:336-342(1995).
CC   -!- FUNCTION: Manganese-binding polypeptide with L-arginine metabolizing
CC       enzyme activity. Component of the core of photosystem II.
CC       {ECO:0000255|HAMAP-Rule:MF_00717}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC       {ECO:0000255|HAMAP-Rule:MF_00717}; Single-pass membrane protein
CC       {ECO:0000255|HAMAP-Rule:MF_00717}.
CC   -!- SIMILARITY: Belongs to the PsbY family. {ECO:0000255|HAMAP-
CC       Rule:MF_00717}.
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DR   EMBL; Z67753; CAA91612.1; -; Genomic_DNA.
DR   EMBL; Z67753; CAA91666.1; -; Genomic_DNA.
DR   PIR; S78239; S78239.
DR   AlphaFoldDB; P49543; -.
DR   SMR; P49543; -.
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:0009523; C:photosystem II; IEA:UniProtKB-KW.
DR   GO; GO:0030145; F:manganese ion binding; IEA:InterPro.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_00717; PSII_PsbY; 1.
DR   InterPro; IPR009388; PSII_PsbY.
DR   Pfam; PF06298; PsbY; 1.
PE   3: Inferred from homology;
KW   Chloroplast; Membrane; Photosynthesis; Photosystem II; Plastid; Thylakoid;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..36
FT                   /note="Photosystem II protein Y"
FT                   /id="PRO_0000216889"
FT   TOPO_DOM        1..4
FT                   /note="Lumenal"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00717"
FT   TRANSMEM        5..23
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00717"
FT   TOPO_DOM        24..36
FT                   /note="Stromal"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00717"
SQ   SEQUENCE   36 AA;  3921 MW;  22989D3E7DAE2B63 CRC64;
     MDSRLLVIAA PLLVAASWAL FNIGRLAIQQ IQRLSA