ID   YCF4_CHLSC              Reviewed;         184 AA.
AC   A6MMD3;
DT   18-MAR-2008, integrated into UniProtKB/Swiss-Prot.
DT   24-JUL-2007, sequence version 1.
DT   25-MAY-2022, entry version 44.
DE   RecName: Full=Photosystem I assembly protein Ycf4 {ECO:0000255|HAMAP-Rule:MF_00437};
GN   Name=ycf4 {ECO:0000255|HAMAP-Rule:MF_00437};
OS   Chloranthus spicatus (Chulantree) (Nigrina spicata).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Chloranthales; Chloranthaceae; Chloranthus.
OX   NCBI_TaxID=13006;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=17644003; DOI=10.1016/j.ympev.2007.06.004;
RA   Hansen D.R., Dastidar S.G., Cai Z., Penaflor C., Kuehl J.V., Boore J.L.,
RA   Jansen R.K.;
RT   "Phylogenetic and evolutionary implications of complete chloroplast genome
RT   sequences of four early-diverging angiosperms: Buxus (Buxaceae),
RT   Chloranthus (Chloranthaceae), Dioscorea (Dioscoreaceae), and Illicium
RT   (Schisandraceae).";
RL   Mol. Phylogenet. Evol. 45:547-563(2007).
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; EF380352; ABQ43271.1; -; Genomic_DNA.
DR   RefSeq; YP_001294109.1; NC_009598.1.
DR   AlphaFoldDB; A6MMD3; -.
DR   GeneID; 5236438; -.
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_0000326000"
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;  21386 MW;  3C9A7FF1B273708B CRC64;
     MNWRSERIWI ELITGSRKTS NFCWACILFL GSLGFLLVGT SSYLGKNLIS LLPSQQILFF
     PQGIVMSFYG IAGLFISSYL WCTISWNVGS GYDRFDRKEG IVCIFRWGFP GINRRIFLRF
     LMRDIQSIRM EVKEGLYSRR VLYMEIRGQG AIPLTRTDDN LTPREIEQKA AELAYFLRVP
     IELK