ID   CCS1_PROM9              Reviewed;         428 AA.
AC   Q318T2;
DT   10-FEB-2009, integrated into UniProtKB/Swiss-Prot.
DT   06-DEC-2005, sequence version 1.
DT   25-MAY-2022, entry version 79.
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=PMT9312_1553;
OS   Prochlorococcus marinus (strain MIT 9312).
OC   Bacteria; Cyanobacteria; Synechococcales; Prochlorococcaceae;
OC   Prochlorococcus.
OX   NCBI_TaxID=74546;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MIT 9312;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA   Hammon N., Israni S., Pitluck S., Thiel J., Schmutz J., Larimer F.,
RA   Land M., Kyrpides N., Lykidis A., Richardson P.;
RT   "Complete sequence of Prochlorococcus marinus str. MIT 9312.";
RL   Submitted (JUL-2005) to the EMBL/GenBank/DDBJ databases.
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; CP000111; ABB50613.1; -; Genomic_DNA.
DR   RefSeq; WP_011377095.1; NC_007577.1.
DR   AlphaFoldDB; Q318T2; -.
DR   STRING; 74546.PMT9312_1553; -.
DR   EnsemblBacteria; ABB50613; ABB50613; PMT9312_1553.
DR   KEGG; pmi:PMT9312_1553; -.
DR   eggNOG; COG1333; Bacteria.
DR   HOGENOM; CLU_034630_0_0_3; -.
DR   OMA; RFWIDYT; -.
DR   OrthoDB; 1518243at2; -.
DR   Proteomes; UP000002715; 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; Thylakoid; Transmembrane;
KW   Transmembrane helix.
FT   CHAIN           1..428
FT                   /note="Cytochrome c biogenesis protein CcsB"
FT                   /id="PRO_5000102639"
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   428 AA;  48337 MW;  02213A027DDCD7B3 CRC64;
     MIIFKNLILK ISSLRFAISL IIFIAITSGI GTFIPQGNSN KFYIDNFDSA PIFGFLDGEK
     VLKLQLDHIY TSIWFLFTLI LLCISLSACS FRRQIPSLKA SLKWIEYNNE KKFSKLQLTS
     SHPINQDGDH ISKVDLLLKK RGWKTYKFKS HISARRGLIG KIGPLVVHIG LIVLLLGSAY
     GSFTSQSNEQ YLLPGESLDL VNESTNSKAN IKLVNFSIER ESDGIPKQFI SKLNFSSEDL
     NINEIKTAKV NHPIRFKGLT IYQADWAISN VVLEIDNILY QLQLKEIPEI GNQVWGVLVE
     LGSETKKNFL LTIDNENGPL KISNVENFSG NNLYINDRPL EVNSSKVSLK KIIPSSGLII
     KNDPSIPFIY FSFILIIFGT IISLIPTNQL WIFVNKESHK LSIGGLSNKN LVGFKKEFFK
     LSEEIKNF