ID   CCS1_PROM4              Reviewed;         429 AA.
AC   A9BCE8;
DT   10-FEB-2009, integrated into UniProtKB/Swiss-Prot.
DT   15-JAN-2008, sequence version 1.
DT   25-MAY-2022, entry version 66.
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=P9211_15791;
OS   Prochlorococcus marinus (strain MIT 9211).
OC   Bacteria; Cyanobacteria; Synechococcales; Prochlorococcaceae;
OC   Prochlorococcus.
OX   NCBI_TaxID=93059;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MIT 9211;
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_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; CP000878; ABX09510.1; -; Genomic_DNA.
DR   RefSeq; WP_012196131.1; NC_009976.1.
DR   AlphaFoldDB; A9BCE8; -.
DR   STRING; 93059.P9211_15791; -.
DR   PRIDE; A9BCE8; -.
DR   EnsemblBacteria; ABX09510; ABX09510; P9211_15791.
DR   KEGG; pmj:P9211_15791; -.
DR   eggNOG; COG1333; Bacteria.
DR   HOGENOM; CLU_034630_0_0_3; -.
DR   OMA; RFWIDYT; -.
DR   Proteomes; UP000000788; 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..429
FT                   /note="Cytochrome c biogenesis protein CcsB"
FT                   /id="PRO_0000363618"
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   429 AA;  47720 MW;  14817931207A0B54 CRC64;
     MKVLWRVLNW LSSLKVAILL LFFIALASAI GTFIPQGDQS DNYINNYAKH PWLGLINGHL
     ILRMQLDHVY SSYWFLFLLS WLGIALMICS WRRQWPTLKA AMKWIDYDQS TQIKKLAISE
     EVIVQDSGLA IKKLHNQLIS SGWDVKADSN RIAARKGVIG RFGPPLVHFG LIFLMIGATL
     GALEGQRVEK FLEPGKSIDL ISPDGINKLK IKLKDFQILR LPNGQPEQFL SKVELSDGSN
     QQPISREISV NHPLRFQGLT IYQADWALSG INMQFGNSPK LQLPLKAIPE LGEQVWGISL
     PDLDNAGKSI LLTISSETGP ARFYSQEGKS ITEITPGGNK EIINGLETQV IEVLQSSGIL
     IKYDPGVPLV YIGFAITLIG SLISIISTKM LWALWEEENG LLFIGGLSNR NLSGFANDFP
     TLLKVIKSS