ID   PEBB_SYNR3              Reviewed;         262 AA.
AC   A5GVQ6;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   12-JUN-2007, sequence version 1.
DT   25-MAY-2022, entry version 67.
DE   RecName: Full=Phycoerythrobilin:ferredoxin oxidoreductase {ECO:0000255|HAMAP-Rule:MF_00793};
DE            EC=1.3.7.3 {ECO:0000255|HAMAP-Rule:MF_00793};
GN   Name=pebB {ECO:0000255|HAMAP-Rule:MF_00793};
GN   OrderedLocusNames=SynRCC307_2062;
OS   Synechococcus sp. (strain RCC307).
OC   Bacteria; Cyanobacteria; Synechococcales; Synechococcaceae; Synechococcus;
OC   unclassified Synechococcus.
OX   NCBI_TaxID=316278;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=RCC307;
RG   Genoscope;
RL   Submitted (MAY-2006) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Catalyzes the two-electron reduction of the C2 and C3(1)
CC       diene system of 15,16-dihydrobiliverdin. {ECO:0000255|HAMAP-
CC       Rule:MF_00793}.
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         Evidence={ECO:0000255|HAMAP-Rule:MF_00793};
CC   -!- SIMILARITY: Belongs to the HY2 family. {ECO:0000255|HAMAP-
CC       Rule:MF_00793}.
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DR   EMBL; CT978603; CAK28965.1; -; Genomic_DNA.
DR   RefSeq; WP_011936476.1; NC_009482.1.
DR   AlphaFoldDB; A5GVQ6; -.
DR   SMR; A5GVQ6; -.
DR   STRING; 316278.SynRCC307_2062; -.
DR   EnsemblBacteria; CAK28965; CAK28965; SynRCC307_2062.
DR   KEGG; syr:SynRCC307_2062; -.
DR   eggNOG; ENOG502Z8GK; Bacteria.
DR   HOGENOM; CLU_086208_1_0_3; -.
DR   OMA; YDLPFFG; -.
DR   OrthoDB; 846073at2; -.
DR   Proteomes; UP000001115; 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; Reference proteome.
FT   CHAIN           1..262
FT                   /note="Phycoerythrobilin:ferredoxin oxidoreductase"
FT                   /id="PRO_1000046930"
SQ   SEQUENCE   262 AA;  29378 MW;  10039F4160617B8E CRC64;
     MTTPRQSSLE PLSIANWRWQ PFLDHACGAL QPLELEPYPV APEFLLQTSQ TGSKSKPVQV
     TTATWACKTN KLRQVRAACV EAGAAASVLN FVVNPSTSYD LPFFGADLVT LPAGHLLALD
     LQPALKTDAE HTKAVWERLM PIFERWQQRL PGGGPIPEEA KPYFSPGFLW TRIPLGSEGD
     ALIEEAVKPA FRDYLELYLQ LVHEAEEVSP ERSAELLAGQ KRYTSYRAEK DPARGMLTRF
     HGAEWTEAYI HGVLFDLDKK WM