ID   CCSA_PROMT              Reviewed;         315 AA.
AC   Q46LG5;
DT   04-NOV-2008, integrated into UniProtKB/Swiss-Prot.
DT   13-SEP-2005, sequence version 1.
DT   03-AUG-2022, entry version 79.
DE   RecName: Full=Cytochrome c biogenesis protein CcsA {ECO:0000255|HAMAP-Rule:MF_01391};
GN   Name=ccsA {ECO:0000255|HAMAP-Rule:MF_01391}; OrderedLocusNames=PMN2A_0171;
OS   Prochlorococcus marinus (strain NATL2A).
OC   Bacteria; Cyanobacteria; Synechococcales; Prochlorococcaceae;
OC   Prochlorococcus.
OX   NCBI_TaxID=59920;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NATL2A;
RX   PubMed=18159947; DOI=10.1371/journal.pgen.0030231;
RA   Kettler G.C., Martiny A.C., Huang K., Zucker J., Coleman M.L., Rodrigue S.,
RA   Chen F., Lapidus A., Ferriera S., Johnson J., Steglich C., Church G.M.,
RA   Richardson P., Chisholm S.W.;
RT   "Patterns and implications of gene gain and loss in the evolution of
RT   Prochlorococcus.";
RL   PLoS Genet. 3:2515-2528(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:0000250}.
CC   -!- SUBCELLULAR LOCATION: Cellular thylakoid membrane {ECO:0000255|HAMAP-
CC       Rule:MF_01391}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       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; CP000095; AAZ57663.1; -; Genomic_DNA.
DR   RefSeq; WP_011293705.1; NC_007335.2.
DR   AlphaFoldDB; Q46LG5; -.
DR   SMR; Q46LG5; -.
DR   STRING; 59920.PMN2A_0171; -.
DR   EnsemblBacteria; AAZ57663; AAZ57663; PMN2A_0171.
DR   KEGG; pmn:PMN2A_0171; -.
DR   HOGENOM; CLU_049710_2_4_3; -.
DR   OMA; WLVMHVS; -.
DR   OrthoDB; 955123at2; -.
DR   PhylomeDB; Q46LG5; -.
DR   Proteomes; UP000002535; Chromosome.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0031676; C:plasma membrane-derived thylakoid membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0020037; F:heme binding; IEA:InterPro.
DR   GO; GO:0015232; F:heme transmembrane transporter activity; 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; IPR003557; Cyt_c_biogenesis_CcmC.
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   PRINTS; PR01386; CCMCBIOGNSIS.
DR   TIGRFAMs; TIGR03144; cytochr_II_ccsB; 1.
PE   3: Inferred from homology;
KW   Cytochrome c-type biogenesis; Membrane; Reference proteome; Thylakoid;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..315
FT                   /note="Cytochrome c biogenesis protein CcsA"
FT                   /id="PRO_5000100475"
FT   TRANSMEM        17..37
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        72..92
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        101..121
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        146..166
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        221..241
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        255..272
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
FT   TRANSMEM        282..302
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01391"
SQ   SEQUENCE   315 AA;  35049 MW;  341EC3E81F341384 CRC64;
     MVDFQLNNFS FDPVVSLGFA AFLFLLMALP ISFWAVAGSS DSSKARFLVA ISNLFLTSQL
     ILRWWQSGHF PISNLYESLC FLTWGCTLAQ LFLERAWRSP IVSAVATPVS LLSIGFASFV
     LPENLQSSAP LVPALRSSWL VMHVSVIMCS YAALLIGSIL SFGVFLVDGK KQFNIRNSSF
     GSGSFRQSSE LYLDERNENL NSIQPIEFTN AEQLDSLSYR SITAGFLLLT VGLISGAVWA
     NEAWGSWWSW DPKETWALIC WLVYAAYLHT RITRGWQGKK PAILAIAGFF VIIVCYIGVN
     LLGVGLHSYG WFFDA