ID   CCMD_RHOCB              Reviewed;          52 AA.
AC   P29963; D5AU94;
DT   01-APR-1993, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-1994, sequence version 2.
DT   25-MAY-2022, entry version 93.
DE   RecName: Full=Heme exporter protein D;
DE   AltName: Full=Cytochrome c-type biogenesis protein HelD;
GN   Name=helD; Synonyms=ccmD; OrderedLocusNames=RCAP_rcc01788;
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 [GENOMIC DNA].
RC   STRAIN=ATCC BAA-309 / NBRC 16581 / SB1003;
RX   PubMed=8384715; DOI=10.1073/pnas.90.6.2179;
RA   Beckman D.L., Kranz R.G.;
RT   "Cytochromes c biogenesis in a photosynthetic bacterium requires a
RT   periplasmic thioredoxin-like protein.";
RL   Proc. Natl. Acad. Sci. U.S.A. 90:2179-2183(1993).
RN   [3]
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: Required for the export of heme to the periplasm for the
CC       biogenesis of c-type cytochromes. {ECO:0000305}.
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000305}; Single-pass
CC       membrane protein {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the CcmD/CycX/HelD family. {ECO:0000305}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=CAA45064.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR   EMBL; X63462; CAA45064.1; ALT_INIT; Genomic_DNA.
DR   EMBL; M96013; AAA03177.1; -; Unassigned_DNA.
DR   EMBL; CP001312; ADE85533.1; -; Genomic_DNA.
DR   PIR; B47384; B47384.
DR   RefSeq; WP_013067512.1; NC_014034.1.
DR   AlphaFoldDB; P29963; -.
DR   SMR; P29963; -.
DR   STRING; 272942.RCAP_rcc01788; -.
DR   EnsemblBacteria; ADE85533; ADE85533; RCAP_rcc01788.
DR   GeneID; 31490663; -.
DR   KEGG; rcp:RCAP_rcc01788; -.
DR   HOGENOM; CLU_214404_0_0_5; -.
DR   OrthoDB; 2098075at2; -.
DR   Proteomes; UP000002361; Chromosome.
DR   GO; GO:0016021; C:integral component of membrane; IEA:UniProtKB-KW.
DR   GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0017004; P:cytochrome complex assembly; IEA:UniProtKB-KW.
DR   GO; GO:0015886; P:heme transport; IEA:InterPro.
DR   InterPro; IPR007078; Haem_export_protD_CcmD.
DR   Pfam; PF04995; CcmD; 1.
DR   TIGRFAMs; TIGR03141; cytochro_ccmD; 1.
PE   3: Inferred from homology;
KW   Cell inner membrane; Cell membrane; Cytochrome c-type biogenesis; Membrane;
KW   Reference proteome; Transmembrane; Transmembrane helix; Transport.
FT   CHAIN           1..52
FT                   /note="Heme exporter protein D"
FT                   /id="PRO_0000201571"
FT   TRANSMEM        12..32
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   52 AA;  5604 MW;  04214BACC25A956B CRC64;
     MMPEFGKYAV TILASWGATL VLLAGLIAAT LIRGAQVKRA LKAQEERMKN DG