ID   HIS7_METAR              Reviewed;         192 AA.
AC   Q0W0J2;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   05-SEP-2006, sequence version 1.
DT   25-MAY-2022, entry version 82.
DE   RecName: Full=Imidazoleglycerol-phosphate dehydratase {ECO:0000255|HAMAP-Rule:MF_00076};
DE            Short=IGPD {ECO:0000255|HAMAP-Rule:MF_00076};
DE            EC=4.2.1.19 {ECO:0000255|HAMAP-Rule:MF_00076};
GN   Name=hisB {ECO:0000255|HAMAP-Rule:MF_00076}; OrderedLocusNames=UNCMA_01650;
GN   ORFNames=RRC390;
OS   Methanocella arvoryzae (strain DSM 22066 / NBRC 105507 / MRE50).
OC   Archaea; Euryarchaeota; Stenosarchaea group; Methanomicrobia;
OC   Methanocellales; Methanocellaceae; Methanocella.
OX   NCBI_TaxID=351160;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 22066 / NBRC 105507 / MRE50;
RX   PubMed=16857943; DOI=10.1126/science.1127062;
RA   Erkel C., Kube M., Reinhardt R., Liesack W.;
RT   "Genome of rice cluster I archaea -- the key methane producers in the rice
RT   rhizosphere.";
RL   Science 313:370-372(2006).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=D-erythro-1-(imidazol-4-yl)glycerol 3-phosphate = 3-(imidazol-
CC         4-yl)-2-oxopropyl phosphate + H2O; Xref=Rhea:RHEA:11040,
CC         ChEBI:CHEBI:15377, ChEBI:CHEBI:57766, ChEBI:CHEBI:58278; EC=4.2.1.19;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00076};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC       from 5-phospho-alpha-D-ribose 1-diphosphate: step 6/9.
CC       {ECO:0000255|HAMAP-Rule:MF_00076}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00076}.
CC   -!- SIMILARITY: Belongs to the imidazoleglycerol-phosphate dehydratase
CC       family. {ECO:0000255|HAMAP-Rule:MF_00076}.
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DR   EMBL; AM114193; CAJ38101.1; -; Genomic_DNA.
DR   RefSeq; WP_012034490.1; NC_009464.1.
DR   AlphaFoldDB; Q0W0J2; -.
DR   SMR; Q0W0J2; -.
DR   STRING; 351160.RRC390; -.
DR   EnsemblBacteria; CAJ38101; CAJ38101; RRC390.
DR   GeneID; 5143708; -.
DR   KEGG; rci:RRC390; -.
DR   PATRIC; fig|351160.9.peg.172; -.
DR   eggNOG; arCOG04398; Archaea.
DR   OMA; ARHGLFD; -.
DR   OrthoDB; 91418at2157; -.
DR   UniPathway; UPA00031; UER00011.
DR   Proteomes; UP000000663; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0004424; F:imidazoleglycerol-phosphate dehydratase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000105; P:histidine biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd07914; IGPD; 1.
DR   Gene3D; 3.30.230.40; -; 2.
DR   HAMAP; MF_00076; HisB; 1.
DR   InterPro; IPR038494; IGPD_sf.
DR   InterPro; IPR000807; ImidazoleglycerolP_deHydtase.
DR   InterPro; IPR020565; ImidazoleglycerP_deHydtase_CS.
DR   InterPro; IPR020568; Ribosomal_S5_D2-typ_fold.
DR   PANTHER; PTHR23133; PTHR23133; 1.
DR   Pfam; PF00475; IGPD; 1.
DR   SUPFAM; SSF54211; SSF54211; 2.
DR   PROSITE; PS00954; IGP_DEHYDRATASE_1; 1.
DR   PROSITE; PS00955; IGP_DEHYDRATASE_2; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Cytoplasm; Histidine biosynthesis; Lyase;
KW   Reference proteome.
FT   CHAIN           1..192
FT                   /note="Imidazoleglycerol-phosphate dehydratase"
FT                   /id="PRO_0000336366"
SQ   SEQUENCE   192 AA;  20955 MW;  A565BEC55A5C142C CRC64;
     MRSATVHRQT RETDITVEIS LDGKGNSTID TGIGFLDHML TSFAKHGLVD LMIKARGDLQ
     VDDHHTVEDI GISLGEAYRD ALKEKTGIER FGHALVPMDE ALAVVAVDIS GRGYSVFKAD
     FRQPKIGDYS TAMTRHFIDS FARSAGITIN VKIEGEDDHH MVEAMFKALG LALSMAAAKN
     ERRGIPSTKG VL