ID   PSBY_NEOYE              Reviewed;          36 AA.
AC   Q1XDT1;
DT   06-FEB-2007, integrated into UniProtKB/Swiss-Prot.
DT   02-MAY-2006, sequence version 1.
DT   25-MAY-2022, entry version 43.
DE   RecName: Full=Photosystem II protein Y {ECO:0000255|HAMAP-Rule:MF_00717};
GN   Name=psbY {ECO:0000255|HAMAP-Rule:MF_00717};
OS   Neopyropia yezoensis (Susabi-nori) (Pyropia yezoensis).
OG   Plastid; Chloroplast.
OC   Eukaryota; Rhodophyta; Bangiophyceae; Bangiales; Bangiaceae; Neopyropia.
OX   NCBI_TaxID=2788;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=U-51;
RA   Kunimoto M., Morishima K., Yoshikawa M., Fukuda S., Kobayashi T.,
RA   Kobayashi M., Okazaki T., Ohara I., Nakayama I.;
RT   "Whole genome sequence of Porphyra yezoensis chloroplast.";
RL   Submitted (NOV-2003) to the EMBL/GenBank/DDBJ databases.
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; AP006715; BAE92330.1; -; Genomic_DNA.
DR   RefSeq; YP_536887.1; NC_007932.1.
DR   AlphaFoldDB; Q1XDT1; -.
DR   SMR; Q1XDT1; -.
DR   GeneID; 3978754; -.
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_0000277149"
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;  4019 MW;  AE0642E6095B4CCC CRC64;
     MDSRLLVVLI PVLAAASWAV YNIGRVALQQ FRKMTS