ID   CSMA_PROVB              Reviewed;          79 AA.
AC   P0A315; Q46368; Q46467;
DT   15-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT   15-MAR-2005, sequence version 1.
DT   03-AUG-2022, entry version 36.
DE   RecName: Full=Bacteriochlorophyll c-binding protein;
DE            Short=BChl c-binding;
DE   AltName: Full=Chlorosome protein A;
DE   Flags: Precursor;
GN   Name=csmA;
OS   Prosthecochloris vibrioformis (Chlorobium vibrioforme).
OC   Bacteria; Chlorobi; Chlorobia; Chlorobiales; Chlorobiaceae;
OC   Prosthecochloris.
OX   NCBI_TaxID=1098;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=8327D;
RA   Chung S., Frank G., Zuber H., Bryant D.A.;
RT   "Genes encoding two chlorosome components from the green sulfur bacteria
RT   Chlorobium vibrioforme strain 8327D and Chlorobium tepidum.";
RL   Photosyn. Res. 41:261-275(1994).
CC   -!- FUNCTION: Component of the photosynthetic apparatus. The light
CC       harvesting B740 complex binds bacteriochlorophyll c.
CC   -!- SUBCELLULAR LOCATION: Chlorosome, chlorosome envelope.
CC   -!- SIMILARITY: Belongs to the BChl C/E-binding protein family.
CC       {ECO:0000305}.
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DR   EMBL; U09867; AAA18796.1; -; Unassigned_DNA.
DR   AlphaFoldDB; P0A315; -.
DR   BMRB; P0A315; -.
DR   SMR; P0A315; -.
DR   GO; GO:0033105; C:chlorosome envelope; IEA:UniProtKB-SubCell.
DR   GO; GO:0042314; F:bacteriochlorophyll binding; IEA:UniProtKB-KW.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-KW.
DR   Gene3D; 1.20.5.950; -; 1.
DR   InterPro; IPR001470; Bchl_c-bd.
DR   InterPro; IPR038387; Bchl_C-bd_sf.
DR   Pfam; PF02043; Bac_chlorC; 1.
DR   PIRSF; PIRSF002903; Bac_chlorC_bd; 1.
DR   PRINTS; PR00656; BCHLROPHYLLC.
PE   3: Inferred from homology;
KW   Bacteriochlorophyll; Chlorophyll; Chlorosome; Chromophore;
KW   Electron transport; Magnesium; Metal-binding; Photosynthesis; Transport.
FT   CHAIN           1..?
FT                   /note="Bacteriochlorophyll c-binding protein"
FT                   /id="PRO_0000002809"
FT   PROPEP          ?..79
FT                   /evidence="ECO:0000255"
FT                   /id="PRO_0000002810"
FT   BINDING         25
FT                   /ligand="a bacteriochlorophyll c"
FT                   /ligand_id="ChEBI:CHEBI:60197"
FT                   /ligand_part="Mg"
FT                   /ligand_part_id="ChEBI:CHEBI:25107"
FT                   /note="axial binding residue"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   79 AA;  8289 MW;  20891ACAB2EF3019 CRC64;
     MSGGGVFTDI LAAAGRIFEV MVEGHWETVG MLFDSLGKGT MRINRNAYGS MGGGSLRGSS
     PEVSGYAVPT KEVESKFAK