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CCMA_RHOCB
ID   CCMA_RHOCB              Reviewed;         214 AA.
AC   P29959; D5AU91;
DT   01-APR-1993, integrated into UniProtKB/Swiss-Prot.
DT   01-APR-1993, sequence version 1.
DT   03-AUG-2022, entry version 129.
DE   RecName: Full=Cytochrome c biogenesis ATP-binding export protein CcmA {ECO:0000255|HAMAP-Rule:MF_01707};
DE            EC=7.6.2.5 {ECO:0000255|HAMAP-Rule:MF_01707};
DE   AltName: Full=Cytochrome c-type biogenesis ATP-binding protein HelA;
DE   AltName: Full=Heme exporter protein A {ECO:0000255|HAMAP-Rule:MF_01707};
GN   Name=ccmA {ECO:0000255|HAMAP-Rule:MF_01707}; Synonyms=helA;
GN   OrderedLocusNames=RCAP_rcc01785;
OS   Rhodobacter capsulatus (strain ATCC BAA-309 / NBRC 16581 / SB1003).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rhodobacterales;
OC   Rhodobacteraceae; Rhodobacter.
OX   NCBI_TaxID=272942;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=ATCC BAA-309 / NBRC 16581 / SB1003;
RX   PubMed=1310666; DOI=10.1101/gad.6.2.268;
RA   Beckman D.L., Trawick D.R., Kranz R.G.;
RT   "Bacterial cytochromes c biogenesis.";
RL   Genes Dev. 6:268-283(1992).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-309 / NBRC 16581 / SB1003;
RX   PubMed=20418398; DOI=10.1128/jb.00366-10;
RA   Strnad H., Lapidus A., Paces J., Ulbrich P., Vlcek C., Paces V.,
RA   Haselkorn R.;
RT   "Complete genome sequence of the photosynthetic purple nonsulfur bacterium
RT   Rhodobacter capsulatus SB 1003.";
RL   J. Bacteriol. 192:3545-3546(2010).
CC   -!- FUNCTION: Part of the ABC transporter complex CcmAB involved in the
CC       biogenesis of c-type cytochromes; once thought to export heme, this
CC       seems not to be the case, but its exact role is uncertain. Responsible
CC       for energy coupling to the transport system. {ECO:0000255|HAMAP-
CC       Rule:MF_01707}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + H2O + heme b(in) = ADP + H(+) + heme b(out) + phosphate;
CC         Xref=Rhea:RHEA:19261, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:60344,
CC         ChEBI:CHEBI:456216; EC=7.6.2.5; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_01707};
CC   -!- SUBUNIT: The complex is composed of two ATP-binding proteins (CcmA) and
CC       two transmembrane proteins (CcmB). {ECO:0000255|HAMAP-Rule:MF_01707}.
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC       Rule:MF_01707}; Peripheral membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_01707}.
CC   -!- SIMILARITY: Belongs to the ABC transporter superfamily. CcmA exporter
CC       (TC 3.A.1.107) family. {ECO:0000255|HAMAP-Rule:MF_01707}.
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DR   EMBL; X63462; CAA45061.1; -; Genomic_DNA.
DR   EMBL; CP001312; ADE85530.1; -; Genomic_DNA.
DR   PIR; S23663; S23663.
DR   RefSeq; WP_013067509.1; NC_014034.1.
DR   AlphaFoldDB; P29959; -.
DR   SMR; P29959; -.
DR   STRING; 272942.RCAP_rcc01785; -.
DR   EnsemblBacteria; ADE85530; ADE85530; RCAP_rcc01785.
DR   GeneID; 31490660; -.
DR   KEGG; rcp:RCAP_rcc01785; -.
DR   eggNOG; COG4133; Bacteria.
DR   HOGENOM; CLU_000604_1_2_5; -.
DR   OMA; GITHLPF; -.
DR   OrthoDB; 1833499at2; -.
DR   Proteomes; UP000002361; Chromosome.
DR   GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0015439; F:ABC-type heme transporter activity; IEA:UniProtKB-EC.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0017004; P:cytochrome complex assembly; IEA:UniProtKB-KW.
DR   Gene3D; 3.40.50.300; -; 1.
DR   InterPro; IPR003593; AAA+_ATPase.
DR   InterPro; IPR003439; ABC_transporter-like_ATP-bd.
DR   InterPro; IPR017871; ABC_transporter-like_CS.
DR   InterPro; IPR005895; ABC_transptr_haem_export_CcmA.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   PANTHER; PTHR43499; PTHR43499; 1.
DR   Pfam; PF00005; ABC_tran; 1.
DR   SMART; SM00382; AAA; 1.
DR   SUPFAM; SSF52540; SSF52540; 1.
DR   TIGRFAMs; TIGR01189; ccmA; 1.
DR   PROSITE; PS00211; ABC_TRANSPORTER_1; 1.
DR   PROSITE; PS50893; ABC_TRANSPORTER_2; 1.
DR   PROSITE; PS51243; CCMA; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Cell inner membrane; Cell membrane;
KW   Cytochrome c-type biogenesis; Membrane; Nucleotide-binding;
KW   Reference proteome; Translocase; Transport.
FT   CHAIN           1..214
FT                   /note="Cytochrome c biogenesis ATP-binding export protein
FT                   CcmA"
FT                   /id="PRO_0000092203"
FT   DOMAIN          4..214
FT                   /note="ABC transporter"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01707"
FT   BINDING         36..43
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01707"
SQ   SEQUENCE   214 AA;  22169 MW;  16B24318741938FA CRC64;
     MTLLAVDQLT VSRGGLAVLE GVSFSLAAGH ALVLRGPNGI GKTTLLRTLA GLQPPLAGRV
     SMPPEGIAYA AHADGLKATL SVRENLQFWA AIHATDTVET ALARMNLNAL EHRAAASLSA
     GQKRRLGLAR LLVTGRPVWV LDEPTVSLDA ASVALFAEAV RAHLAAGGAA LMATHIDLGL
     SEARVLDLAP FKARPPEAGG HRGAFDHGFD GAFL
 
 
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