ID   CCS1_SYNS3              Reviewed;         435 AA.
AC   Q0I7P7;
DT   10-FEB-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-OCT-2006, sequence version 1.
DT   25-MAY-2022, entry version 80.
DE   RecName: Full=Cytochrome c biogenesis protein CcsB {ECO:0000255|HAMAP-Rule:MF_01392};
GN   Name=ccsB {ECO:0000255|HAMAP-Rule:MF_01392};
GN   Synonyms=ccs1 {ECO:0000255|HAMAP-Rule:MF_01392};
GN   OrderedLocusNames=sync_2328;
OS   Synechococcus sp. (strain CC9311).
OC   Bacteria; Cyanobacteria; Synechococcales; Synechococcaceae; Synechococcus;
OC   unclassified Synechococcus.
OX   NCBI_TaxID=64471;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CC9311;
RX   PubMed=16938853; DOI=10.1073/pnas.0602963103;
RA   Palenik B., Ren Q., Dupont C.L., Myers G.S., Heidelberg J.F., Badger J.H.,
RA   Madupu R., Nelson W.C., Brinkac L.M., Dodson R.J., Durkin A.S.,
RA   Daugherty S.C., Sullivan S.A., Khouri H., Mohamoud Y., Halpin R.,
RA   Paulsen I.T.;
RT   "Genome sequence of Synechococcus CC9311: insights into adaptation to a
RT   coastal environment.";
RL   Proc. Natl. Acad. Sci. U.S.A. 103:13555-13559(2006).
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_01392}.
CC   -!- SUBUNIT: May interact with CcsA. {ECO:0000255|HAMAP-Rule:MF_01392}.
CC   -!- SUBCELLULAR LOCATION: Cellular thylakoid membrane {ECO:0000255|HAMAP-
CC       Rule:MF_01392}; Multi-pass membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_01392}.
CC   -!- SIMILARITY: Belongs to the Ccs1/CcsB family. {ECO:0000255|HAMAP-
CC       Rule:MF_01392}.
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DR   EMBL; CP000435; ABI46327.1; -; Genomic_DNA.
DR   RefSeq; WP_011620236.1; NC_008319.1.
DR   AlphaFoldDB; Q0I7P7; -.
DR   STRING; 64471.sync_2328; -.
DR   EnsemblBacteria; ABI46327; ABI46327; sync_2328.
DR   KEGG; syg:sync_2328; -.
DR   eggNOG; COG1333; Bacteria.
DR   HOGENOM; CLU_034630_0_0_3; -.
DR   OMA; RFWIDYT; -.
DR   OrthoDB; 1518243at2; -.
DR   Proteomes; UP000001961; 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:0017004; P:cytochrome complex assembly; IEA:UniProtKB-UniRule.
DR   HAMAP; MF_01392; CytC_Ccs1; 1.
DR   InterPro; IPR023494; Cyt_c_bgen_Ccs1/CcsB/ResB.
DR   InterPro; IPR007816; ResB-like_domain.
DR   PANTHER; PTHR31566; PTHR31566; 1.
DR   Pfam; PF05140; ResB; 2.
PE   3: Inferred from homology;
KW   Cytochrome c-type biogenesis; Membrane; Reference proteome; Thylakoid;
KW   Transmembrane; Transmembrane helix.
FT   CHAIN           1..435
FT                   /note="Cytochrome c biogenesis protein CcsB"
FT                   /id="PRO_0000363628"
FT   TRANSMEM        14..34
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01392"
FT   TRANSMEM        72..92
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01392"
FT   TRANSMEM        162..182
FT                   /note="Helical"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01392"
SQ   SEQUENCE   435 AA;  47629 MW;  834ACF11D2653D06 CRC64;
     MPALRRLFAL LSDLRLAILL LLLIAGASAL GTILPQNEAP DLYLERFNAD PWLGMINGEQ
     MLQLQLDSIY SSVWFLSLLA WLGLALILCS WRRQWPALLA TTRWIDYRQP RQLSKLALAE
     SILCSNGESA LDTLSEELQK QGWQVQRNED RLAARRGVIG KVGPLLVHTG LVLLLIGAAW
     GALSGNRLER FLAPGRALDL LDPSGNNRLS LTLERFAIER DPAGRTEQFR STLRLDPPGG
     PSEQRMISVN HPLRYRGMTV YQADWSLAAI TVQIGKSPEL QLPLRSFPEL GEQIWGLVLP
     TRPDGSEPVL MSTSSEQGPV QVFDADGSLL GNLRPGGAST EIKGLPLRVA NIMPASGLLL
     KRDPGVPLVY AGFAITLLGG GLSLIATRQL WAVLDPAPFQ PSNRKLHIGG LCNRNLAGLA
     AELPRLISRV DESRD