ID   YCF4_PELHO              Reviewed;         184 AA.
AC   Q06FL5;
DT   06-FEB-2007, integrated into UniProtKB/Swiss-Prot.
DT   31-OCT-2006, sequence version 1.
DT   25-MAY-2022, entry version 38.
DE   RecName: Full=Photosystem I assembly protein Ycf4 {ECO:0000255|HAMAP-Rule:MF_00437};
GN   Name=ycf4-A {ECO:0000255|HAMAP-Rule:MF_00437};
GN   and
GN   Name=ycf4-B {ECO:0000255|HAMAP-Rule:MF_00437};
OS   Pelargonium hortorum (Common geranium) (Pelargonium inquinans x Pelargonium
OS   zonale).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC   rosids; malvids; Geraniales; Geraniaceae; Pelargonium.
OX   NCBI_TaxID=4031;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=cv. Ringo White;
RX   PubMed=16916942; DOI=10.1093/molbev/msl089;
RA   Chumley T.W., Palmer J.D., Mower J.P., Fourcade H.M., Calie P.J.,
RA   Boore J.L., Jansen R.K.;
RT   "The complete chloroplast genome sequence of Pelargonium x hortorum:
RT   organization and evolution of the largest and most highly rearranged
RT   chloroplast genome of land plants.";
RL   Mol. Biol. Evol. 23:2175-2190(2006).
CC   -!- FUNCTION: Seems to be required for the assembly of the photosystem I
CC       complex. {ECO:0000255|HAMAP-Rule:MF_00437}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC       {ECO:0000255|HAMAP-Rule:MF_00437}; Multi-pass membrane protein
CC       {ECO:0000255|HAMAP-Rule:MF_00437}.
CC   -!- SIMILARITY: Belongs to the Ycf4 family. {ECO:0000255|HAMAP-
CC       Rule:MF_00437}.
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DR   EMBL; DQ897681; ABI17281.1; -; Genomic_DNA.
DR   EMBL; DQ897681; ABI17357.1; -; Genomic_DNA.
DR   RefSeq; YP_784090.1; NC_008454.1.
DR   RefSeq; YP_784166.1; NC_008454.1.
DR   AlphaFoldDB; Q06FL5; -.
DR   GeneID; 4362761; -.
DR   GeneID; 4362938; -.
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:InterPro.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_00437; Ycf4; 1.
DR   InterPro; IPR003359; PSI_Ycf4_assembly.
DR   Pfam; PF02392; Ycf4; 1.
PE   3: Inferred from homology;
KW   Chloroplast; Membrane; Photosynthesis; Plastid; Thylakoid; Transmembrane;
KW   Transmembrane helix.
FT   CHAIN           1..184
FT                   /note="Photosystem I assembly protein Ycf4"
FT                   /id="PRO_0000275665"
FT   TRANSMEM        22..42
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00437"
FT   TRANSMEM        57..77
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00437"
SQ   SEQUENCE   184 AA;  21488 MW;  620CF643B43D82FB CRC64;
     MSCRSENLWL ELIAGSRKTS NFLWALILFL GSFAFLLVGT SSYLGRNWIS LFPSQQILFF
     PQGVVMSFYG IAGLFISSYL WCTISWNVGS GYDRFDRKEG IVCIFRWGFP GRNRRIFLRF
     LMKDIQSIRI EAREGFYARR ILYMEIRGQG AIPLTRTAEN WTPREIEQKA AELAYFLRVP
     MEVF