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Entry: I4W5Y3_9GAMM
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ID   I4W5Y3_9GAMM            Unreviewed;       319 AA.
AC   I4W5Y3;
DT   05-SEP-2012, integrated into UniProtKB/TrEMBL.
DT   05-SEP-2012, sequence version 1.
DT   24-JAN-2024, entry version 60.
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:EIL94874.1};
GN   ORFNames=UU7_01897 {ECO:0000313|EMBL:EIL94874.1};
OS   Rhodanobacter spathiphylli B39.
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Xanthomonadales;
OC   Rhodanobacteraceae; Rhodanobacter.
OX   NCBI_TaxID=1163407 {ECO:0000313|EMBL:EIL94874.1, ECO:0000313|Proteomes:UP000003226};
RN   [1] {ECO:0000313|EMBL:EIL94874.1, ECO:0000313|Proteomes:UP000003226}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=B39 {ECO:0000313|EMBL:EIL94874.1,
RC   ECO:0000313|Proteomes:UP000003226};
RX   PubMed=22843592; DOI=10.1128/JB.00871-12;
RA   Kostka J.E., Green S.J., Rishishwar L., Prakash O., Katz L.S.,
RA   Marino-Ramirez L., Jordan I.K., Munk C., Ivanova N., Mikhailova N.,
RA   Watson D.B., Brown S.D., Palumbo A.V., Brooks S.C.;
RT   "Genome sequences for six rhodanobacter strains, isolated from soils and
RT   the terrestrial subsurface, with variable denitrification capabilities.";
RL   J. Bacteriol. 194:4461-4462(2012).
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:EIL94874.1}.
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DR   EMBL; AJXT01000004; EIL94874.1; -; Genomic_DNA.
DR   RefSeq; WP_007804849.1; NZ_AJXT01000004.1.
DR   AlphaFoldDB; I4W5Y3; -.
DR   STRING; 1163407.UU7_01897; -.
DR   PATRIC; fig|1163407.3.peg.372; -.
DR   eggNOG; COG0761; Bacteria.
DR   OrthoDB; 9804068at2; -.
DR   UniPathway; UPA00056; UER00097.
DR   UniPathway; UPA00059; UER00105.
DR   Proteomes; UP000003226; 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:EIL94874.1};
KW   Reference proteome {ECO:0000313|Proteomes:UP000003226}.
FT   ACT_SITE        126
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT   BINDING         12
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT   BINDING         41
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT   BINDING         74
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT   BINDING         96
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT   BINDING         124
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT   BINDING         168
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT   BINDING         198
FT                   /ligand="[4Fe-4S] cluster"
FT                   /ligand_id="ChEBI:CHEBI:49883"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT   BINDING         226..228
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT   BINDING         270
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
SQ   SEQUENCE   319 AA;  34723 MW;  5270AA4931657955 CRC64;
     MDILLANPRG FCAGVDRAIA IVERALESYG APIYVRHEVV HNRYVVDKLR ADGAVFVEEL
     HEVPDGATVI FSAHGVSQAV REEADQRHLK VFDATCPLVT KVHMEVARLG RIGRSVVLIG
     HAGHPEVEGT MGQWNPANSG EILLVESLED VATLAPAFPQ LLSYVTQTTL SVDDTKAIID
     ALRQKFPDIE GPRKDDICYA TQNRQDAVRR LADAVDLMLV VGSVNSSNSN RLRELAEKQG
     VRSFLIDGAE HIERSWLDGV GRIGLTAGAS APEKLVRDVI ARLQSWGAGA VRELDGEPEN
     ITFALPKELR VVGDNSSSL
//
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