ID   BCHG_CERS4              Reviewed;         302 AA.
AC   Q9Z5D6; Q3J182;
DT   27-APR-2001, integrated into UniProtKB/Swiss-Prot.
DT   01-MAY-1999, sequence version 1.
DT   03-AUG-2022, entry version 105.
DE   RecName: Full=Bacteriochlorophyll synthase 33 kDa chain;
DE   AltName: Full=Geranylgeranyl bacteriochlorophyll synthase;
GN   Name=bchG; OrderedLocusNames=RHOS4_18840; ORFNames=RSP_0279;
OS   Cereibacter sphaeroides (strain ATCC 17023 / DSM 158 / JCM 6121 / CCUG
OS   31486 / LMG 2827 / NBRC 12203 / NCIMB 8253 / ATH 2.4.1.) (Rhodobacter
OS   sphaeroides).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rhodobacterales;
OC   Rhodobacteraceae; Cereibacter.
OX   NCBI_TaxID=272943;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA   Naylor G.W., Addlesee H.A., Gibson L.C.D., Hunter C.N.;
RT   "The photosynthesis gene cluster of Rhodobacter sphaeroides.";
RL   Photosyn. Res. 62:121-139(1999).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=10648776; DOI=10.1093/nar/28.4.862;
RA   Choudhary M., Kaplan S.;
RT   "DNA sequence analysis of the photosynthesis region of Rhodobacter
RT   sphaeroides 2.4.1.";
RL   Nucleic Acids Res. 28:862-867(2000).
RN   [3]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 17023 / DSM 158 / JCM 6121 / CCUG 31486 / LMG 2827 / NBRC 12203
RC   / NCIMB 8253 / ATH 2.4.1.;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA   Hammon N., Israni S., Pitluck S., Richardson P., Mackenzie C.,
RA   Choudhary M., Larimer F., Hauser L.J., Land M., Donohue T.J., Kaplan S.;
RT   "Complete sequence of chromosome 1 of Rhodobacter sphaeroides 2.4.1.";
RL   Submitted (SEP-2005) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the esterification of bacteriochlorophyllide a by
CC       geranylgeraniol-PPi.
CC   -!- PATHWAY: Porphyrin-containing compound metabolism; bacteriochlorophyll
CC       biosynthesis (light-independent).
CC   -!- SUBCELLULAR LOCATION: Cell membrane {ECO:0000305}; Multi-pass membrane
CC       protein {ECO:0000305}.
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DR   EMBL; AJ010302; CAB38731.1; -; Genomic_DNA.
DR   EMBL; AF195122; AAF24281.1; -; Genomic_DNA.
DR   EMBL; CP000143; ABA79452.1; -; Genomic_DNA.
DR   PIR; T50737; T50737.
DR   RefSeq; WP_011338121.1; NZ_CP030271.1.
DR   RefSeq; YP_353353.1; NC_007493.2.
DR   AlphaFoldDB; Q9Z5D6; -.
DR   SMR; Q9Z5D6; -.
DR   STRING; 272943.RSP_0279; -.
DR   EnsemblBacteria; ABA79452; ABA79452; RSP_0279.
DR   KEGG; rsp:RSP_0279; -.
DR   PATRIC; fig|272943.9.peg.2222; -.
DR   eggNOG; COG0382; Bacteria.
DR   OMA; QDMYFLR; -.
DR   PhylomeDB; Q9Z5D6; -.
DR   BRENDA; 2.5.1.133; 5383.
DR   BRENDA; 2.5.1.B43; 5383.
DR   UniPathway; UPA00671; -.
DR   Proteomes; UP000002703; Chromosome 1.
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:0016765; F:transferase activity, transferring alkyl or aryl (other than methyl) groups; IEA:InterPro.
DR   GO; GO:0036070; P:light-independent bacteriochlorophyll biosynthetic process; IEA:UniProtKB-UniPathway.
DR   GO; GO:0015979; P:photosynthesis; IEA:UniProtKB-KW.
DR   CDD; cd13958; PT_UbiA_chlorophyll; 1.
DR   Gene3D; 1.10.357.140; -; 1.
DR   InterPro; IPR006372; Chl_synth.
DR   InterPro; IPR000537; UbiA_prenyltransferase.
DR   InterPro; IPR044878; UbiA_sf.
DR   Pfam; PF01040; UbiA; 1.
DR   TIGRFAMs; TIGR01476; chlor_syn_BchG; 1.
PE   4: Predicted;
KW   Bacteriochlorophyll biosynthesis; Cell membrane; Chlorophyll biosynthesis;
KW   Membrane; Photosynthesis; Reference proteome; Transmembrane;
KW   Transmembrane helix.
FT   CHAIN           1..302
FT                   /note="Bacteriochlorophyll synthase 33 kDa chain"
FT                   /id="PRO_0000064880"
FT   TRANSMEM        25..45
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        49..69
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        97..117
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        119..139
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        145..165
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        166..186
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        223..243
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        246..266
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
FT   TRANSMEM        275..295
FT                   /note="Helical"
FT                   /evidence="ECO:0000255"
SQ   SEQUENCE   302 AA;  32577 MW;  A3EB487E3C900D42 CRC64;
     MSVNLSLHPR SVPEPRALLE LIQPITWFPP IWAYLCGTVS VGIWPGEKWP LVLLGMVLAG
     PLVCGMSQAA NNWCDRHVDA VNEPDRPIPS GRIPGRWGLY IALLMTVLSL AVGWMLGPWG
     FGATVFGVLA AWAYSVEPIR LKRSGWWGPG LVALCYEGLP WFTGAAVLSA GAPSFFIVTV
     ALLYAFGAHG IMTLNDFKAL EGDRQHGVRS LPVMLGPEVA AKLACTVMAM AQILVITLLV
     IWGKPIHAGI ITALLVAQLF AMRVLLRDPA GKCPWYNGTG VTLYVLGMMV AAFAIRGLEV
     LP