ID A0A085F2G1_9BURK Unreviewed; 313 AA.
AC A0A085F2G1;
DT 29-OCT-2014, integrated into UniProtKB/TrEMBL.
DT 29-OCT-2014, sequence version 1.
DT 24-JAN-2024, entry version 51.
DE RecName: Full=4-hydroxy-3-methylbut-2-enyl diphosphate reductase {ECO:0000256|HAMAP-Rule:MF_00191};
DE Short=HMBPP reductase {ECO:0000256|HAMAP-Rule:MF_00191};
DE EC=1.17.7.4 {ECO:0000256|HAMAP-Rule:MF_00191};
GN Name=ispH {ECO:0000256|HAMAP-Rule:MF_00191,
GN ECO:0000313|EMBL:KFC65656.1};
GN ORFNames=FG94_03741 {ECO:0000313|EMBL:KFC65656.1};
OS Massilia sp. LC238.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Oxalobacteraceae; Telluria group; Massilia.
OX NCBI_TaxID=1502852 {ECO:0000313|EMBL:KFC65656.1, ECO:0000313|Proteomes:UP000028601};
RN [1] {ECO:0000313|EMBL:KFC65656.1, ECO:0000313|Proteomes:UP000028601}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LC238 {ECO:0000313|EMBL:KFC65656.1,
RC ECO:0000313|Proteomes:UP000028601};
RA Gan H.M., Gan H.Y., Barton H.A., Savka M.A.;
RT "Genome sequence of acyl-homoserine lactone-producing cave bacterial
RT isolate.";
RL Submitted (JUN-2014) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the conversion of 1-hydroxy-2-methyl-2-(E)-butenyl
CC 4-diphosphate (HMBPP) into a mixture of isopentenyl diphosphate (IPP)
CC and dimethylallyl diphosphate (DMAPP). Acts in the terminal step of the
CC DOXP/MEP pathway for isoprenoid precursor biosynthesis.
CC {ECO:0000256|HAMAP-Rule:MF_00191}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + isopentenyl diphosphate + 2 oxidized [2Fe-2S]-
CC [ferredoxin] = (2E)-4-hydroxy-3-methylbut-2-enyl diphosphate + 2 H(+)
CC + 2 reduced [2Fe-2S]-[ferredoxin]; Xref=Rhea:RHEA:24488, Rhea:RHEA-
CC COMP:10000, Rhea:RHEA-COMP:10001, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:33737, ChEBI:CHEBI:33738,
CC ChEBI:CHEBI:128753, ChEBI:CHEBI:128769; EC=1.17.7.4;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00191};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=dimethylallyl diphosphate + H2O + 2 oxidized [2Fe-2S]-
CC [ferredoxin] = (2E)-4-hydroxy-3-methylbut-2-enyl diphosphate + 2 H(+)
CC + 2 reduced [2Fe-2S]-[ferredoxin]; Xref=Rhea:RHEA:24825, Rhea:RHEA-
CC COMP:10000, Rhea:RHEA-COMP:10001, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:33737, ChEBI:CHEBI:33738,
CC ChEBI:CHEBI:57623, ChEBI:CHEBI:128753; EC=1.17.7.4;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00191};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00191};
CC Note=Binds 1 [4Fe-4S] cluster per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_00191};
CC -!- PATHWAY: Isoprenoid biosynthesis; dimethylallyl diphosphate
CC biosynthesis; dimethylallyl diphosphate from (2E)-4-hydroxy-3-
CC methylbutenyl diphosphate: step 1/1. {ECO:0000256|HAMAP-Rule:MF_00191}.
CC -!- PATHWAY: Isoprenoid biosynthesis; isopentenyl diphosphate biosynthesis
CC via DXP pathway; isopentenyl diphosphate from 1-deoxy-D-xylulose 5-
CC phosphate: step 6/6. {ECO:0000256|HAMAP-Rule:MF_00191}.
CC -!- SIMILARITY: Belongs to the IspH family. {ECO:0000256|HAMAP-
CC Rule:MF_00191}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KFC65656.1}.
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DR EMBL; JNNN01000066; KFC65656.1; -; Genomic_DNA.
DR RefSeq; WP_036214605.1; NZ_JNNN01000066.1.
DR AlphaFoldDB; A0A085F2G1; -.
DR STRING; 1502852.FG94_03741; -.
DR PATRIC; fig|1502852.3.peg.3688; -.
DR eggNOG; COG0761; Bacteria.
DR OrthoDB; 9804068at2; -.
DR UniPathway; UPA00056; UER00097.
DR UniPathway; UPA00059; UER00105.
DR Proteomes; UP000028601; Unassembled WGS sequence.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-UniRule.
DR GO; GO:0051745; F:4-hydroxy-3-methylbut-2-en-1-yl diphosphate reductase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0050992; P:dimethylallyl diphosphate biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0019288; P:isopentenyl diphosphate biosynthetic process, methylerythritol 4-phosphate pathway; IEA:UniProtKB-UniRule.
DR GO; GO:0016114; P:terpenoid biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd13944; lytB_ispH; 1.
DR Gene3D; 3.40.50.11270; -; 1.
DR Gene3D; 3.40.1010.20; 4-hydroxy-3-methylbut-2-enyl diphosphate reductase, catalytic domain; 2.
DR HAMAP; MF_00191; IspH; 1.
DR InterPro; IPR003451; LytB/IspH.
DR NCBIfam; TIGR00216; ispH_lytB; 1.
DR PANTHER; PTHR30426; 4-HYDROXY-3-METHYLBUT-2-ENYL DIPHOSPHATE REDUCTASE; 1.
DR PANTHER; PTHR30426:SF0; 4-HYDROXY-3-METHYLBUT-2-ENYL DIPHOSPHATE REDUCTASE; 1.
DR Pfam; PF02401; LYTB; 1.
PE 3: Inferred from homology;
KW 4Fe-4S {ECO:0000256|ARBA:ARBA00022485, ECO:0000256|HAMAP-Rule:MF_00191};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|HAMAP-Rule:MF_00191};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|HAMAP-
KW Rule:MF_00191}; Isoprene biosynthesis {ECO:0000256|HAMAP-Rule:MF_00191};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00191};
KW Oxidoreductase {ECO:0000256|HAMAP-Rule:MF_00191,
KW ECO:0000313|EMBL:KFC65656.1}.
FT ACT_SITE 128
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 14
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 43
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 76
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 98
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 126
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 166
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 196
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 224..226
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 268
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
SQ SEQUENCE 313 AA; 33726 MW; 0D41E342CE34AFA8 CRC64;
MENEILLAQP RGFCAGVDRA IEIVERALNQ FGAPIYVRHE IVHNAYVVED LRNKGAIFIE
ELEDVPAGNT LVFSAHGVSK AVRLEAEARG LTIFDATCPL VTKVHVEVAK MRKQGCEIVM
IGHDGHPEVE GTMGQAEEGM HLVETVDDVA TLQVNNPDQL AYVSQTTLSV DDTAEIIAAL
KARFPNIIEP KKGDICYATT NRQEAVKFMA PQVEVVVVVG SPNSSNSNRL REVAEKMGTP
AYMVDRADAI DPQWIAGKKR IGVTAGASAP EVLVQAVIDR LKDLGAASVR ALEGVEENVV
FPLPKGLDGA KAA
//