ID A0A0K6GY63_9NEIS Unreviewed; 327 AA.
AC A0A0K6GY63;
DT 11-NOV-2015, integrated into UniProtKB/TrEMBL.
DT 11-NOV-2015, sequence version 1.
DT 27-MAR-2024, entry version 37.
DE RecName: Full=Biotin synthase {ECO:0000256|ARBA:ARBA00012236, ECO:0000256|HAMAP-Rule:MF_01694};
DE EC=2.8.1.6 {ECO:0000256|ARBA:ARBA00012236, ECO:0000256|HAMAP-Rule:MF_01694};
GN Name=bioB {ECO:0000256|HAMAP-Rule:MF_01694};
GN ORFNames=Ga0061063_1782 {ECO:0000313|EMBL:CUA83515.1};
OS Gulbenkiania indica.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Neisseriales;
OC Chromobacteriaceae; Gulbenkiania.
OX NCBI_TaxID=375574 {ECO:0000313|EMBL:CUA83515.1, ECO:0000313|Proteomes:UP000243535};
RN [1] {ECO:0000313|Proteomes:UP000243535}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 17901 {ECO:0000313|Proteomes:UP000243535};
RA Varghese N.;
RL Submitted (AUG-2015) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the conversion of dethiobiotin (DTB) to biotin by
CC the insertion of a sulfur atom into dethiobiotin via a radical-based
CC mechanism. {ECO:0000256|HAMAP-Rule:MF_01694}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(4R,5S)-dethiobiotin + [sulfur carrier]-SH + 2 reduced [2Fe-
CC 2S]-[ferredoxin] + 2 S-adenosyl-L-methionine = 2 5'-deoxyadenosine +
CC [sulfur carrier]-H + biotin + 2 L-methionine + 2 oxidized [2Fe-2S]-
CC [ferredoxin]; Xref=Rhea:RHEA:22060, Rhea:RHEA-COMP:10000, Rhea:RHEA-
CC COMP:10001, Rhea:RHEA-COMP:14737, Rhea:RHEA-COMP:14739,
CC ChEBI:CHEBI:17319, ChEBI:CHEBI:29917, ChEBI:CHEBI:33737,
CC ChEBI:CHEBI:33738, ChEBI:CHEBI:57586, ChEBI:CHEBI:57844,
CC ChEBI:CHEBI:59789, ChEBI:CHEBI:64428, ChEBI:CHEBI:149473; EC=2.8.1.6;
CC Evidence={ECO:0000256|ARBA:ARBA00023417, ECO:0000256|HAMAP-
CC Rule:MF_01694};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01694};
CC Note=Binds 1 [2Fe-2S] cluster. The cluster is coordinated with 3
CC cysteines and 1 arginine. {ECO:0000256|HAMAP-Rule:MF_01694};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|PIRSR:PIRSR001619-1};
CC Note=Binds 1 [2Fe-2S] cluster. The cluster is coordinated with 3
CC cysteines and 1 arginine. {ECO:0000256|PIRSR:PIRSR001619-1};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01694,
CC ECO:0000256|PIRSR:PIRSR001619-1};
CC Note=Binds 1 [4Fe-4S] cluster. The cluster is coordinated with 3
CC cysteines and an exchangeable S-adenosyl-L-methionine.
CC {ECO:0000256|HAMAP-Rule:MF_01694, ECO:0000256|PIRSR:PIRSR001619-1};
CC -!- PATHWAY: Cofactor biosynthesis; biotin biosynthesis; biotin from 7,8-
CC diaminononanoate: step 2/2. {ECO:0000256|ARBA:ARBA00004942,
CC ECO:0000256|HAMAP-Rule:MF_01694}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_01694}.
CC -!- SIMILARITY: Belongs to the radical SAM superfamily. Biotin synthase
CC family. {ECO:0000256|ARBA:ARBA00010765, ECO:0000256|HAMAP-
CC Rule:MF_01694}.
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DR EMBL; CYHA01000003; CUA83515.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0K6GY63; -.
DR STRING; 375574.GCA_001418035_01574; -.
DR OrthoDB; 9786826at2; -.
DR UniPathway; UPA00078; UER00162.
DR Proteomes; UP000243535; Unassembled WGS sequence.
DR GO; GO:0051537; F:2 iron, 2 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0004076; F:biotin synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005506; F:iron ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0009102; P:biotin biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd01335; Radical_SAM; 1.
DR Gene3D; 3.20.20.70; Aldolase class I; 1.
DR HAMAP; MF_01694; BioB; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR010722; BATS_dom.
DR InterPro; IPR002684; Biotin_synth/BioAB.
DR InterPro; IPR024177; Biotin_synthase.
DR InterPro; IPR006638; Elp3/MiaA/NifB-like_rSAM.
DR InterPro; IPR007197; rSAM.
DR NCBIfam; TIGR00433; bioB; 1.
DR PANTHER; PTHR22976; BIOTIN SYNTHASE; 1.
DR PANTHER; PTHR22976:SF2; BIOTIN SYNTHASE, MITOCHONDRIAL; 1.
DR Pfam; PF06968; BATS; 1.
DR Pfam; PF04055; Radical_SAM; 1.
DR PIRSF; PIRSF001619; Biotin_synth; 1.
DR SFLD; SFLDF00272; biotin_synthase; 1.
DR SFLD; SFLDS00029; Radical_SAM; 1.
DR SMART; SM00876; BATS; 1.
DR SMART; SM00729; Elp3; 1.
DR SUPFAM; SSF102114; Radical SAM enzymes; 1.
DR PROSITE; PS51918; RADICAL_SAM; 1.
PE 3: Inferred from homology;
KW 2Fe-2S {ECO:0000256|ARBA:ARBA00022714, ECO:0000256|HAMAP-Rule:MF_01694};
KW 4Fe-4S {ECO:0000256|ARBA:ARBA00022485, ECO:0000256|HAMAP-Rule:MF_01694};
KW Biotin biosynthesis {ECO:0000256|ARBA:ARBA00022756, ECO:0000256|HAMAP-
KW Rule:MF_01694};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|HAMAP-Rule:MF_01694};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|HAMAP-
KW Rule:MF_01694};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01694}; Reference proteome {ECO:0000313|Proteomes:UP000243535};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_01694}; Transferase {ECO:0000256|HAMAP-Rule:MF_01694}.
FT DOMAIN 52..276
FT /note="Radical SAM core"
FT /evidence="ECO:0000259|PROSITE:PS51918"
FT BINDING 67
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
FT BINDING 71
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
FT BINDING 74
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_note="4Fe-4S-S-AdoMet"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
FT BINDING 111
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
FT BINDING 142
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
FT BINDING 202
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
FT BINDING 274
FT /ligand="[2Fe-2S] cluster"
FT /ligand_id="ChEBI:CHEBI:190135"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01694,
FT ECO:0000256|PIRSR:PIRSR001619-1"
SQ SEQUENCE 327 AA; 35603 MW; 5E30CE5129BCF6A0 CRC64;
MQSSPMVFQS PATFHPESGL WSAEEVEQLL SLPFMELVYR AAEIHRQFFD PTKVQLSTLV
SIKTGGCPED CGYCPQSVHH DTPVENQPMM TVEEVIAAAR AAKANGAGRF CMGAAWRGPK
DADLEATLAM VREVKALGLE TCATFGLLRD GQAEKLKAAG LDYYNHNLDT APEKYADIIQ
TREYEDRLDT LGKVRGAGLS VCCGGIVGMN ETRTDRAGLI AQLANLDPQP ESVPINSLVK
VSGTPLEGAE PLDWTEFVRT VAVARLTMPR SFIRLSAGRR EMPEAMQALC FLAGANSIFY
GDKLLTTGNP EVDADRTLMA KLDLSPF
//