ID R6D3H0_9FIRM Unreviewed; 648 AA.
AC R6D3H0;
DT 24-JUL-2013, integrated into UniProtKB/TrEMBL.
DT 24-JUL-2013, sequence version 1.
DT 27-MAR-2024, entry version 52.
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 ORFNames=BN516_00865 {ECO:0000313|EMBL:CDA82315.1};
OS Firmicutes bacterium CAG:176.
OC Bacteria; Bacillota.
OX NCBI_TaxID=1263007 {ECO:0000313|EMBL:CDA82315.1, ECO:0000313|Proteomes:UP000017932};
RN [1] {ECO:0000313|EMBL:CDA82315.1, ECO:0000313|Proteomes:UP000017932}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MGS:176 {ECO:0000313|Proteomes:UP000017932};
RA Nielsen H.B., Almeida M., Juncker A.S., Rasmussen S., Li J., Sunagawa S.,
RA Plichta D., Gautier L., Le Chatelier E., Peletier E., Bonde I., Nielsen T.,
RA Manichanh C., Arumugam M., Batto J., Santos M.B.Q.D., Blom N., Borruel N.,
RA Burgdorf K.S., Boumezbeur F., Casellas F., Dore J., Guarner F., Hansen T.,
RA Hildebrand F., Kaas R.S., Kennedy S., Kristiansen K., Kultima J.R.,
RA Leonard P., Levenez F., Lund O., Moumen B., Le Paslier D., Pons N.,
RA Pedersen O., Prifti E., Qin J., Raes J., Tap J., Tims S., Ussery D.W.,
RA Yamada T., MetaHit consortium, Renault P., Sicheritz-Ponten T., Bork P.,
RA Wang J., Brunak S., Ehrlich S.D.;
RT "Dependencies among metagenomic species, viruses, plasmids and units of
RT genetic variation.";
RL Submitted (NOV-2012) 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:CDA82315.1}.
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DR EMBL; CBCO010000192; CDA82315.1; -; Genomic_DNA.
DR AlphaFoldDB; R6D3H0; -.
DR UniPathway; UPA00056; UER00097.
DR UniPathway; UPA00059; UER00105.
DR Proteomes; UP000017932; 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:0003676; F:nucleic acid binding; IEA:InterPro.
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 CDD; cd05687; S1_RPS1_repeat_ec1_hs1; 1.
DR CDD; cd04465; S1_RPS1_repeat_ec2_hs2; 1.
DR CDD; cd05688; S1_RPS1_repeat_ec3; 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 Gene3D; 2.40.50.140; Nucleic acid-binding proteins; 4.
DR HAMAP; MF_00191; IspH; 1.
DR InterPro; IPR003451; LytB/IspH.
DR InterPro; IPR012340; NA-bd_OB-fold.
DR InterPro; IPR035104; Ribosomal_protein_S1-like.
DR InterPro; IPR003029; S1_domain.
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.
DR Pfam; PF00575; S1; 4.
DR PRINTS; PR00681; RIBOSOMALS1.
DR SMART; SM00316; S1; 4.
DR SUPFAM; SSF50249; Nucleic acid-binding proteins; 4.
DR PROSITE; PS50126; S1; 4.
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}; Oxidoreductase {ECO:0000256|HAMAP-Rule:MF_00191};
KW Reference proteome {ECO:0000313|Proteomes:UP000017932}.
FT DOMAIN 306..375
FT /note="S1 motif"
FT /evidence="ECO:0000259|PROSITE:PS50126"
FT DOMAIN 393..459
FT /note="S1 motif"
FT /evidence="ECO:0000259|PROSITE:PS50126"
FT DOMAIN 480..548
FT /note="S1 motif"
FT /evidence="ECO:0000259|PROSITE:PS50126"
FT DOMAIN 565..634
FT /note="S1 motif"
FT /evidence="ECO:0000259|PROSITE:PS50126"
FT ACT_SITE 124
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 39
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 72
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 94
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 122
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 165
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 193
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 221..223
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
FT BINDING 265
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00191"
SQ SEQUENCE 648 AA; 70683 MW; 91BDE413C4CFC5BD CRC64;
MQVILAKTAG FCYGVERAVH MAEVAAREGG CVMLGSIIHN DRVITALEAL GARQADSPQQ
VRPGETVIIR AHGETREALR VLEERGAQIM DATCPHVLRI HRLVEQAARA GRTPIIIGEA
HHPEVMAAAS RCERSVVLEN TAELADWVAA DPARKDMDLL VTAQTTCIRS IWEECVKFLK
KQCTNAEIFD TICDATQKRQ SEAANIAGRA DVMVVVGDRK SANTRHLAEI CSTRCARVYQ
IEGPEELRVG FLNGCSVAGL TAGASTPAGI IKEVYATMSE EIKNMEATEE SFEEMLEKSF
KTLNTGEKVT GIVTAIGPTE VQVDLGCKQA GYISVDELSA DPNVKPEDVV KVGDEIETYI
IRVNDVEGYA MLSKKRLDAV KVWEDIEKAR EDKTTLEGKV TEENKGGIVV NVKGVRVFVP
ASQSGLPRGA ELSTMIGQTV SLRITEVNRA RRRVVGSIKA VTYEARQAAQ AEIWNNIEVG
KHYTGTVKSM TSYGVFVDIG GVDGMVHISE LSWSRIKNPA EVVSVGDTLD VYVISFDPEK
HKISLGVKDR SMNPWDKFMA TYHVGDVANV RIVKLMTFGA FAEVVPGVDG LIHISQIADR
RIEKPGDVLT EGEMVDAKIT AIDEEKQKIS LSIRALLAPA ADEDADEE
//