ID   B4WIP7_SYNS7            Unreviewed;       442 AA.
AC   B4WIP7;
DT   23-SEP-2008, integrated into UniProtKB/TrEMBL.
DT   23-SEP-2008, sequence version 1.
DT   27-MAR-2024, entry version 48.
DE   RecName: Full=Cytochrome c biogenesis protein CcsB {ECO:0000256|HAMAP-Rule:MF_01392};
GN   Name=ccsB {ECO:0000256|HAMAP-Rule:MF_01392};
GN   Synonyms=ccs1 {ECO:0000256|HAMAP-Rule:MF_01392};
GN   ORFNames=S7335_2240 {ECO:0000313|EMBL:EDX84543.1};
OS   Synechococcus sp. (strain ATCC 29403 / PCC 7335).
OC   Bacteria; Cyanobacteriota; Cyanophyceae; Synechococcales; Synechococcaceae;
OC   Synechococcus.
OX   NCBI_TaxID=91464 {ECO:0000313|EMBL:EDX84543.1, ECO:0000313|Proteomes:UP000005766};
RN   [1] {ECO:0000313|EMBL:EDX84543.1, ECO:0000313|Proteomes:UP000005766}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 29403 / PCC 7335 {ECO:0000313|Proteomes:UP000005766};
RA   Tandeau de Marsac N., Ferriera S., Johnson J., Kravitz S., Beeson K.,
RA   Sutton G., Rogers Y.-H., Friedman R., Frazier M., Venter J.C.;
RL   Submitted (JUL-2008) 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:0000256|HAMAP-Rule:MF_01392}.
CC   -!- SUBUNIT: May interact with CcsA. {ECO:0000256|HAMAP-Rule:MF_01392}.
CC   -!- SUBCELLULAR LOCATION: Cellular thylakoid membrane {ECO:0000256|HAMAP-
CC       Rule:MF_01392}; Multi-pass membrane protein {ECO:0000256|HAMAP-
CC       Rule:MF_01392}. Membrane {ECO:0000256|ARBA:ARBA00004141}; Multi-pass
CC       membrane protein {ECO:0000256|ARBA:ARBA00004141}.
CC   -!- SIMILARITY: Belongs to the Ccs1/CcsB family. {ECO:0000256|HAMAP-
CC       Rule:MF_01392}.
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DR   EMBL; DS989904; EDX84543.1; -; Genomic_DNA.
DR   AlphaFoldDB; B4WIP7; -.
DR   STRING; 91464.S7335_2240; -.
DR   eggNOG; COG1333; Bacteria.
DR   HOGENOM; CLU_034630_0_0_3; -.
DR   Proteomes; UP000005766; Unassembled WGS sequence.
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; CYTOCHROME C BIOGENESIS PROTEIN CCS1, CHLOROPLASTIC; 1.
DR   PANTHER; PTHR31566:SF0; CYTOCHROME C BIOGENESIS PROTEIN CCS1, CHLOROPLASTIC; 1.
DR   Pfam; PF05140; ResB; 2.
PE   3: Inferred from homology;
KW   Cytochrome c-type biogenesis {ECO:0000256|ARBA:ARBA00022748,
KW   ECO:0000256|HAMAP-Rule:MF_01392};
KW   Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|HAMAP-Rule:MF_01392};
KW   Reference proteome {ECO:0000313|Proteomes:UP000005766};
KW   Thylakoid {ECO:0000256|HAMAP-Rule:MF_01392};
KW   Transmembrane {ECO:0000256|ARBA:ARBA00022692, ECO:0000256|HAMAP-
KW   Rule:MF_01392};
KW   Transmembrane helix {ECO:0000256|ARBA:ARBA00022989, ECO:0000256|HAMAP-
KW   Rule:MF_01392}.
FT   TRANSMEM        40..57
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   TRANSMEM        64..86
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   TRANSMEM        157..180
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   TRANSMEM        369..386
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   DOMAIN          4..292
FT                   /note="ResB-like"
FT                   /evidence="ECO:0000259|Pfam:PF05140"
FT   DOMAIN          354..417
FT                   /note="ResB-like"
FT                   /evidence="ECO:0000259|Pfam:PF05140"
SQ   SEQUENCE   442 AA;  48853 MW;  56E5DABC90F1EE25 CRC64;
     MADLKLAIAL LLAIAVFSVS GTVIEQGQGL SFYQENYPDS PALFGFLTWK FIVILGLDHV
     YRTWWFLSIL ILFGASLTAC TFTRQITALR WFSRTWNFYS KPRQFEKMAL STELEGGDWQ
     VLRSQLSDHR YKVYEKSESG NTMLYAHKGL SGRIGPIVVH ASMLLILGGA ILGSMTGFFA
     QEMVPSGQTF KVQNIFDAGP WAGPQIPKDW SVHVNRFWID YSPEGRVDQF YSDLSVLDNA
     GEEVKRKTIW VNQPLRYKNV TLYQADWAVG GIKVRVNNSP TFELAMAPLD VEGAKLWGTW
     VPTKPDMSAG VSLIAQDLQG TLLLYDMGGK LVSTVRQGGS AEVNGITLHL DEIIGSTGLQ
     IKADPGIPVV YLGFGLLMVG VVMSYISHSQ VWALKTADKL FVGGRTNRAQ VSFEKELISF
     LDKTTKASTA QSTAPIPAET IA
//