ID   CSMB_PELLU              Reviewed;          24 AA.
AC   P15526;
DT   01-APR-1990, integrated into UniProtKB/Swiss-Prot.
DT   01-APR-1990, sequence version 1.
DT   03-AUG-2022, entry version 42.
DE   RecName: Full=Chlorosome envelope protein B;
DE   AltName: Full=Chlorosome 7.5 kDa protein;
DE   AltName: Full=Gerola-Olson chlorosome protein;
DE   Flags: Fragment;
GN   Name=csmB;
OS   Pelodictyon luteolum.
OC   Bacteria; Chlorobi; Chlorobia; Chlorobiales; Chlorobiaceae;
OC   Chlorobium/Pelodictyon group; Pelodictyon.
OX   NCBI_TaxID=1100;
RN   [1]
RP   PROTEIN SEQUENCE.
RC   STRAIN=2530;
RA   Wagner-Huber R., Brunisholz R., Frank G., Zuber H.;
RT   "The BChlc/e-binding polypeptides from chlorosomes of green photosynthetic
RT   bacteria.";
RL   FEBS Lett. 239:8-12(1988).
CC   -!- FUNCTION: Component of the photosynthetic apparatus which may bind the
CC       chlorosome to the bacteriochlorophyll a protein monolayer.
CC   -!- SUBCELLULAR LOCATION: Chlorosome, chlorosome envelope.
CC   -!- SIMILARITY: Belongs to the CsmB/CsmF family. {ECO:0000305}.
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DR   PIR; S05565; S05565.
DR   AlphaFoldDB; P15526; -.
DR   GO; GO:0033105; C:chlorosome envelope; IEA:UniProtKB-SubCell.
DR   GO; GO:0042314; F:bacteriochlorophyll binding; IEA:UniProtKB-KW.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-KW.
PE   1: Evidence at protein level;
KW   Bacteriochlorophyll; Chlorophyll; Chlorosome; Chromophore;
KW   Direct protein sequencing; Photosynthesis.
FT   CHAIN           1..>24
FT                   /note="Chlorosome envelope protein B"
FT                   /id="PRO_0000192640"
FT   NON_TER         24
SQ   SEQUENCE   24 AA;  2406 MW;  F6DB131BC976A385 CRC64;
     SNGSNIDVAG AVNTLVETAG KLFQ