ID   PEBB_PARMW              Reviewed;         262 AA.
AC   Q7U4P6;
DT   16-AUG-2004, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2003, sequence version 1.
DT   03-AUG-2022, entry version 89.
DE   RecName: Full=Phycoerythrobilin:ferredoxin oxidoreductase;
DE            EC=1.3.7.3;
GN   Name=pebB; OrderedLocusNames=SYNW2021;
OS   Parasynechococcus marenigrum (strain WH8102).
OC   Bacteria; Cyanobacteria; Synechococcales; Prochlorococcaceae;
OC   Parasynechococcus; Parasynechococcus marenigrum.
OX   NCBI_TaxID=84588;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=WH8102;
RX   PubMed=12917641; DOI=10.1038/nature01943;
RA   Palenik B., Brahamsha B., Larimer F.W., Land M.L., Hauser L., Chain P.,
RA   Lamerdin J.E., Regala W., Allen E.E., McCarren J., Paulsen I.T.,
RA   Dufresne A., Partensky F., Webb E.A., Waterbury J.;
RT   "The genome of a motile marine Synechococcus.";
RL   Nature 424:1037-1042(2003).
CC   -!- FUNCTION: Catalyzes the two-electron reduction of the C2 and C3(1)
CC       diene system of 15,16-dihydrobiliverdin. {ECO:0000250}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(3Z)-phycoerythrobilin + oxidized 2[4Fe-4S]-[ferredoxin] =
CC         15,16-dihydrobiliverdin + 2 H(+) + reduced 2[4Fe-4S]-[ferredoxin];
CC         Xref=Rhea:RHEA:22092, Rhea:RHEA-COMP:10002, Rhea:RHEA-COMP:10004,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:33722, ChEBI:CHEBI:33723,
CC         ChEBI:CHEBI:57438, ChEBI:CHEBI:57899; EC=1.3.7.3;
CC   -!- SIMILARITY: Belongs to the HY2 family. {ECO:0000305}.
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DR   EMBL; BX569694; CAE08536.1; -; Genomic_DNA.
DR   RefSeq; WP_011128879.1; NC_005070.1.
DR   AlphaFoldDB; Q7U4P6; -.
DR   SMR; Q7U4P6; -.
DR   STRING; 84588.SYNW2021; -.
DR   EnsemblBacteria; CAE08536; CAE08536; SYNW2021.
DR   KEGG; syw:SYNW2021; -.
DR   eggNOG; ENOG502Z8GK; Bacteria.
DR   HOGENOM; CLU_086208_1_0_3; -.
DR   OMA; YDLPFFG; -.
DR   OrthoDB; 846073at2; -.
DR   BioCyc; MetaCyc:MON-18995; -.
DR   Proteomes; UP000001422; Chromosome.
DR   GO; GO:0050897; F:cobalt ion binding; IEA:InterPro.
DR   GO; GO:0050618; F:phycoerythrobilin:ferredoxin oxidoreductase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0010024; P:phytochromobilin biosynthetic process; IEA:InterPro.
DR   HAMAP; MF_00793; PebB; 1.
DR   InterPro; IPR009249; Ferredoxin-dep_bilin_Rdtase.
DR   InterPro; IPR022827; Phycoerythrobilin_Fdx_Rdtase.
DR   PANTHER; PTHR34557; PTHR34557; 1.
DR   Pfam; PF05996; Fe_bilin_red; 1.
PE   3: Inferred from homology;
KW   Oxidoreductase.
FT   CHAIN           1..262
FT                   /note="Phycoerythrobilin:ferredoxin oxidoreductase"
FT                   /id="PRO_0000216736"
SQ   SEQUENCE   262 AA;  29342 MW;  36D61F8D74C2555B CRC64;
     MSIDLRASSL DPVQIPGWRW QPFLDEASAA LKPFNPSPYP IAETFLQKEG STGSKAKPVP
     VTTATWACST DKLRQVRCAC VEAGMAASVL NFVINPSCRF DLPFFGADLV TLPNGHLLAL
     DLQPVDKADP DHTQPVWERL MPLFERWQAE LPDGGPIPEE AQPYFSPAFL WTRIPLGEEG
     DELIERVIRP AFIDYLQLYL NLVAEAEPVS DDRAELLLSG QKRYTAYRAE KDPARGMLTR
     FYGSEWTESY IHGVLFDLED AA