ID   YCF3_CHLRE              Reviewed;         172 AA.
AC   O20031;
DT   29-AUG-2001, integrated into UniProtKB/Swiss-Prot.
DT   01-JAN-1998, sequence version 1.
DT   03-AUG-2022, entry version 116.
DE   RecName: Full=Photosystem I assembly protein Ycf3 {ECO:0000255|HAMAP-Rule:MF_00439};
GN   Name=ycf3 {ECO:0000255|HAMAP-Rule:MF_00439};
OS   Chlamydomonas reinhardtii (Chlamydomonas smithii).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Chlorophyta; core chlorophytes; Chlorophyceae;
OC   CS clade; Chlamydomonadales; Chlamydomonadaceae; Chlamydomonas.
OX   NCBI_TaxID=3055;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND CHARACTERIZATION.
RX   PubMed=9321389; DOI=10.1093/emboj/16.20.6095;
RA   Boudreau E., Takahashi Y., Lemieux C., Turmel M., Rochaix J.-D.;
RT   "The chloroplast ycf3 and ycf4 open reading frames of Chlamydomonas
RT   reinhardtii are required for the accumulation of the photosystem I
RT   complex.";
RL   EMBO J. 16:6095-6104(1997).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CC-503;
RX   PubMed=19473533; DOI=10.1186/1471-2148-9-120;
RA   Smith D.R., Lee R.W.;
RT   "Nucleotide diversity of the Chlamydomonas reinhardtii plastid genome:
RT   addressing the mutational-hazard hypothesis.";
RL   BMC Evol. Biol. 9:120-120(2009).
RN   [3]
RP   IDENTIFICATION, AND COMPLETE PLASTID GENOME.
RX   PubMed=12417694; DOI=10.1105/tpc.006155;
RA   Maul J.E., Lilly J.W., Cui L., dePamphilis C.W., Miller W., Harris E.H.,
RA   Stern D.B.;
RT   "The Chlamydomonas reinhardtii plastid chromosome: islands of genes in a
RT   sea of repeats.";
RL   Plant Cell 14:2659-2679(2002).
CC   -!- FUNCTION: Essential for the assembly of the photosystem I (PSI)
CC       complex. May act as a chaperone-like factor to guide the assembly of
CC       the PSI subunits. {ECO:0000269|PubMed:9321389}.
CC   -!- INTERACTION:
CC       O20031; P12154: psaA; NbExp=3; IntAct=EBI-601871, EBI-601796;
CC       O20031; Q39615: psaD; NbExp=4; IntAct=EBI-601871, EBI-601809;
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC       {ECO:0000255|HAMAP-Rule:MF_00439}; Peripheral membrane protein
CC       {ECO:0000255|HAMAP-Rule:MF_00439}.
CC   -!- SIMILARITY: Belongs to the Ycf3 family. {ECO:0000255|HAMAP-
CC       Rule:MF_00439}.
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DR   EMBL; Y13655; CAA74008.1; -; Genomic_DNA.
DR   EMBL; FJ423446; -; NOT_ANNOTATED_CDS; Genomic_DNA.
DR   EMBL; BK000554; DAA00938.1; -; Genomic_DNA.
DR   PIR; T07996; T07996.
DR   RefSeq; NP_958393.1; NC_005353.1.
DR   AlphaFoldDB; O20031; -.
DR   SMR; O20031; -.
DR   IntAct; O20031; 6.
DR   STRING; 3055.DAA00938; -.
DR   PaxDb; O20031; -.
DR   PRIDE; O20031; -.
DR   GeneID; 2717008; -.
DR   KEGG; cre:ChreCp037; -.
DR   eggNOG; KOG1124; Eukaryota.
DR   HOGENOM; CLU_141248_0_0_1; -.
DR   InParanoid; O20031; -.
DR   OrthoDB; 1270285at2759; -.
DR   BioCyc; MetaCyc:MON-16598; -.
DR   Proteomes; UP000006906; Chloroplast.
DR   GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0009579; C:thylakoid; IDA:UniProtKB.
DR   GO; GO:0048564; P:photosystem I assembly; IDA:UniProtKB.
DR   Gene3D; 1.25.40.10; -; 1.
DR   HAMAP; MF_00439; Ycf3; 1.
DR   InterPro; IPR022818; PSI_Ycf3_assembly.
DR   InterPro; IPR011990; TPR-like_helical_dom_sf.
DR   InterPro; IPR001440; TPR_1.
DR   InterPro; IPR019734; TPR_repeat.
DR   Pfam; PF00515; TPR_1; 1.
DR   SMART; SM00028; TPR; 3.
DR   SUPFAM; SSF48452; SSF48452; 1.
DR   PROSITE; PS50005; TPR; 3.
DR   PROSITE; PS50293; TPR_REGION; 1.
PE   1: Evidence at protein level;
KW   Chloroplast; Membrane; Photosynthesis; Plastid; Reference proteome; Repeat;
KW   Thylakoid; TPR repeat.
FT   CHAIN           1..172
FT                   /note="Photosystem I assembly protein Ycf3"
FT                   /id="PRO_0000217797"
FT   REPEAT          35..68
FT                   /note="TPR 1"
FT   REPEAT          72..105
FT                   /note="TPR 2"
FT   REPEAT          120..153
FT                   /note="TPR 3"
SQ   SEQUENCE   172 AA;  19810 MW;  B91D933BDDC2363B CRC64;
     MPRTQRNDNF IDKTFTVVAD ILLKVLPTSQ REKQAFSYYR NGMSAQAEGE YAEALQNYYE
     AMRLEVDAYD RSYILYNIGL IHTSNGEHGR ALEYYYQALE RNPSLSSALN NIAVIYHYRG
     EQAIENGQSE ISQILFEKAA DYWKEAIRLA PTNYIEALNW LKMTGRLTGL AT