CCMA_RHOP2
ID CCMA_RHOP2 Reviewed; 200 AA.
AC Q2J3F7;
DT 09-JAN-2007, integrated into UniProtKB/Swiss-Prot.
DT 07-MAR-2006, sequence version 1.
DT 03-AUG-2022, entry version 100.
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=Heme exporter protein A {ECO:0000255|HAMAP-Rule:MF_01707};
GN Name=ccmA {ECO:0000255|HAMAP-Rule:MF_01707}; OrderedLocusNames=RPB_0292;
OS Rhodopseudomonas palustris (strain HaA2).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC Bradyrhizobiaceae; Rhodopseudomonas.
OX NCBI_TaxID=316058;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HaA2;
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., Chain P., Malfatti S., Shin M.,
RA Vergez L., Schmutz J., Larimer F., Land M., Hauser L., Pelletier D.A.,
RA Kyrpides N., Anderson I., Oda Y., Harwood C.S., Richardson P.;
RT "Complete sequence of Rhodopseudomonas palustris HaA2.";
RL Submitted (JAN-2006) to the EMBL/GenBank/DDBJ databases.
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; CP000250; ABD05003.1; -; Genomic_DNA.
DR RefSeq; WP_011439193.1; NC_007778.1.
DR AlphaFoldDB; Q2J3F7; -.
DR SMR; Q2J3F7; -.
DR STRING; 316058.RPB_0292; -.
DR EnsemblBacteria; ABD05003; ABD05003; RPB_0292.
DR KEGG; rpb:RPB_0292; -.
DR eggNOG; COG4133; Bacteria.
DR HOGENOM; CLU_000604_1_2_5; -.
DR OMA; NLAWLCA; -.
DR OrthoDB; 1833499at2; -.
DR Proteomes; UP000008809; 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; Translocase;
KW Transport.
FT CHAIN 1..200
FT /note="Cytochrome c biogenesis ATP-binding export protein
FT CcmA"
FT /id="PRO_0000271951"
FT DOMAIN 1..200
FT /note="ABC transporter"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01707"
FT BINDING 35..42
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01707"
SQ SEQUENCE 200 AA; 21106 MW; F12070C4B2DA9B13 CRC64;
MRLSGRGLRC VRGGREVFDG LDFEAAGGEA LALIGRNGAG KTSLLRLIAG LLMPAAGSID
FDGSEPDTPV AEQAHYLGHR DALKPSLSVV ENLAFWRDFL GGEPTDLMAG ITAVGLSHAA
ELPAAYLSAG QRRRLSIARL LVVRRPIWLL DEPTSALDVR GQAMFARLMS DHLASGGLIV
AATHSPLGIT TREMRIGAAA