ID   CCSA_BUXMI              Reviewed;         321 AA.
AC   A6MM86;
DT   04-NOV-2008, integrated into UniProtKB/Swiss-Prot.
DT   24-JUL-2007, sequence version 1.
DT   03-AUG-2022, entry version 42.
DE   RecName: Full=Cytochrome c biogenesis protein CcsA {ECO:0000255|HAMAP-Rule:MF_01391};
GN   Name=ccsA {ECO:0000255|HAMAP-Rule:MF_01391};
OS   Buxus microphylla (Littleleaf boxwood) (Japanese boxwood).
OG   Plastid; Chloroplast.
OC   Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC   Spermatophyta; Magnoliopsida; Buxales; Buxaceae; Buxus.
OX   NCBI_TaxID=153571;
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: Required during biogenesis of c-type cytochromes (cytochrome
CC       c6 and cytochrome f) at the step of heme attachment.
CC       {ECO:0000255|HAMAP-Rule:MF_01391}.
CC   -!- SUBUNIT: May interact with Ccs1. {ECO:0000255|HAMAP-Rule:MF_01391}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC       {ECO:0000255|HAMAP-Rule:MF_01391}; Multi-pass membrane protein
CC       {ECO:0000255|HAMAP-Rule:MF_01391}.
CC   -!- SIMILARITY: Belongs to the CcmF/CycK/Ccl1/NrfE/CcsA family.
CC       {ECO:0000255|HAMAP-Rule:MF_01391}.
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DR   EMBL; EF380351; ABQ45299.1; -; Genomic_DNA.
DR   RefSeq; YP_001294234.1; NC_009599.1.
DR   AlphaFoldDB; A6MM86; -.
DR   SMR; A6MM86; -.
DR   PRIDE; A6MM86; -.
DR   GeneID; 5236949; -.
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:0020037; F:heme binding; IEA:InterPro.
DR   GO; GO:0017004; P:cytochrome complex assembly; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_01391; CytC_CcsA; 1.
DR   InterPro; IPR002541; Cyt_c_assembly.
DR   InterPro; IPR017562; Cyt_c_biogenesis_CcsA.
DR   InterPro; IPR045062; Cyt_c_biogenesis_CcsA/CcmC.
DR   PANTHER; PTHR30071; PTHR30071; 1.
DR   Pfam; PF01578; Cytochrom_C_asm; 1.
DR   TIGRFAMs; TIGR03144; cytochr_II_ccsB; 1.
PE   3: Inferred from homology;
KW   Chloroplast; Cytochrome c-type biogenesis; Membrane; Plastid; Thylakoid;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..321
FT                   /note="Cytochrome c biogenesis protein CcsA"
FT                   /id="PRO_0000353735"
FT   TRANSMEM        17..37
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        44..64
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        71..91
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        98..118
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        143..163
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        225..245
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        258..275
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        286..306
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
SQ   SEQUENCE   321 AA;  36525 MW;  6AE96D9B095E7865 CRC64;
     MIFLTLEHIL THISFSIVSI VITIHLITLL VDEIVGLYDS LEKGMISTFL CITGLLVTRW
     IYSGHLPLSN LYESLIFLSW SFSIIHMIPY FKNHKNHLSL VTAPSAIFTQ GFATSGLLTE
     MHQSAILVPA LQSQWLMMHV SMMVLSYGAL LCGSLLSVAL LVITFRKNID IFGKRNHLLI
     GSFSFGEIQY TNERSNVLRN VSFLSLRNYR RYQLIRQLDN WSYRVISLGF IFLTIGILSG
     AVWANEAWGS YWNWDPKETW AFITWTIFAI YLHTRTNKNF QGADSAIVAS IGFIIIWICY
     FGVNLLGIGL HSYGSFILTS N