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Database: UniProt
Entry: A0A0T0M899_9FLAO
LinkDB: A0A0T0M899_9FLAO
Original site: A0A0T0M899_9FLAO 
ID   A0A0T0M899_9FLAO        Unreviewed;       364 AA.
AC   A0A0T0M899;
DT   17-FEB-2016, integrated into UniProtKB/TrEMBL.
DT   17-FEB-2016, sequence version 1.
DT   27-MAR-2024, entry version 47.
DE   RecName: Full=Histidine biosynthesis bifunctional protein HisB {ECO:0000256|HAMAP-Rule:MF_01022};
DE   Includes:
DE     RecName: Full=Histidinol-phosphatase {ECO:0000256|HAMAP-Rule:MF_01022};
DE              EC=3.1.3.15 {ECO:0000256|HAMAP-Rule:MF_01022};
DE   Includes:
DE     RecName: Full=Imidazoleglycerol-phosphate dehydratase {ECO:0000256|HAMAP-Rule:MF_01022};
DE              Short=IGPD {ECO:0000256|HAMAP-Rule:MF_01022};
DE              EC=4.2.1.19 {ECO:0000256|HAMAP-Rule:MF_01022};
GN   Name=hisB {ECO:0000256|HAMAP-Rule:MF_01022};
GN   ORFNames=ASG21_08855 {ECO:0000313|EMBL:KQS92531.1};
OS   Chryseobacterium sp. Leaf394.
OC   Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales; Weeksellaceae;
OC   Chryseobacterium group; Chryseobacterium.
OX   NCBI_TaxID=1736361 {ECO:0000313|EMBL:KQS92531.1, ECO:0000313|Proteomes:UP000051822};
RN   [1] {ECO:0000313|EMBL:KQS92531.1, ECO:0000313|Proteomes:UP000051822}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Leaf394 {ECO:0000313|EMBL:KQS92531.1,
RC   ECO:0000313|Proteomes:UP000051822};
RX   PubMed=26633631; DOI=.1038/nature16192;
RA   Bai Y., Muller D.B., Srinivas G., Garrido-Oter R., Potthoff E., Rott M.,
RA   Dombrowski N., Munch P.C., Spaepen S., Remus-Emsermann M., Huttel B.,
RA   McHardy A.C., Vorholt J.A., Schulze-Lefert P.;
RT   "Functional overlap of the Arabidopsis leaf and root microbiota.";
RL   Nature 528:364-369(2015).
RN   [2] {ECO:0000313|Proteomes:UP000051822}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Leaf394 {ECO:0000313|Proteomes:UP000051822};
RA   Garrido-Oter R., Mueller D.B.;
RL   Submitted (OCT-2015) to the EMBL/GenBank/DDBJ databases.
RN   [3] {ECO:0000313|Proteomes:UP000051822}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Leaf394 {ECO:0000313|Proteomes:UP000051822};
RA   Vorholt J.;
RT   "Functional overlap of the Arabidopsis leaf and root microbiotas.";
RL   Submitted (NOV-2015) to the EMBL/GenBank/DDBJ databases.
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:0000256|HAMAP-Rule:MF_01022};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=H2O + L-histidinol phosphate = L-histidinol + phosphate;
CC         Xref=Rhea:RHEA:14465, ChEBI:CHEBI:15377, ChEBI:CHEBI:43474,
CC         ChEBI:CHEBI:57699, ChEBI:CHEBI:57980; EC=3.1.3.15;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_01022};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_01022};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC       from 5-phospho-alpha-D-ribose 1-diphosphate: step 6/9.
CC       {ECO:0000256|ARBA:ARBA00005047, ECO:0000256|HAMAP-Rule:MF_01022}.
CC   -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC       from 5-phospho-alpha-D-ribose 1-diphosphate: step 8/9.
CC       {ECO:0000256|HAMAP-Rule:MF_01022}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01022}.
CC   -!- SIMILARITY: In the C-terminal section; belongs to the
CC       imidazoleglycerol-phosphate dehydratase family. {ECO:0000256|HAMAP-
CC       Rule:MF_01022}.
CC   -!- SIMILARITY: In the N-terminal section; belongs to the histidinol-
CC       phosphatase family. {ECO:0000256|HAMAP-Rule:MF_01022}.
CC   -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC       feature annotation. {ECO:0000256|HAMAP-Rule:MF_01022}.
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:KQS92531.1}.
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DR   EMBL; LMQH01000011; KQS92531.1; -; Genomic_DNA.
DR   RefSeq; WP_056080016.1; NZ_LMQH01000011.1.
DR   AlphaFoldDB; A0A0T0M899; -.
DR   STRING; 1736361.ASG21_08855; -.
DR   OrthoDB; 9790411at2; -.
DR   UniPathway; UPA00031; UER00011.
DR   Proteomes; UP000051822; Unassembled WGS sequence.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0004401; F:histidinol-phosphatase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0004424; F:imidazoleglycerol-phosphate dehydratase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0000105; P:histidine biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd07914; IGPD; 1.
DR   Gene3D; 3.40.50.1000; HAD superfamily/HAD-like; 1.
DR   HAMAP; MF_01022; Bifunc_HisB; 1.
DR   HAMAP; MF_00076; HisB; 1.
DR   InterPro; IPR036412; HAD-like_sf.
DR   InterPro; IPR006549; HAD-SF_hydro_IIIA.
DR   InterPro; IPR023214; HAD_sf.
DR   InterPro; IPR020566; His_synth_bifunc_HisB.
DR   InterPro; IPR005954; HisB_N.
DR   InterPro; IPR006543; Histidinol-phos.
DR   InterPro; IPR038494; IGPD_sf.
DR   InterPro; IPR000807; ImidazoleglycerolP_deHydtase.
DR   InterPro; IPR020565; ImidazoleglycerP_deHydtase_CS.
DR   InterPro; IPR020568; Ribosomal_Su5_D2-typ_SF.
DR   NCBIfam; TIGR01662; HAD-SF-IIIA; 1.
DR   NCBIfam; TIGR01261; hisB_Nterm; 1.
DR   NCBIfam; TIGR01656; Histidinol-ppas; 1.
DR   PANTHER; PTHR23133:SF2; IMIDAZOLEGLYCEROL-PHOSPHATE DEHYDRATASE; 1.
DR   PANTHER; PTHR23133; IMIDAZOLEGLYCEROL-PHOSPHATE DEHYDRATASE HIS7; 1.
DR   Pfam; PF13242; Hydrolase_like; 1.
DR   Pfam; PF00475; IGPD; 1.
DR   SUPFAM; SSF56784; HAD-like; 1.
DR   SUPFAM; SSF54211; Ribosomal protein S5 domain 2-like; 2.
DR   PROSITE; PS00954; IGP_DEHYDRATASE_1; 1.
DR   PROSITE; PS00955; IGP_DEHYDRATASE_2; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW   Rule:MF_01022};
KW   Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_01022};
KW   Histidine biosynthesis {ECO:0000256|ARBA:ARBA00023102, ECO:0000256|HAMAP-
KW   Rule:MF_01022};
KW   Hydrolase {ECO:0000256|HAMAP-Rule:MF_01022, ECO:0000313|EMBL:KQS92531.1};
KW   Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_01022};
KW   Magnesium {ECO:0000256|ARBA:ARBA00022842, ECO:0000256|HAMAP-Rule:MF_01022};
KW   Metal-binding {ECO:0000256|HAMAP-Rule:MF_01022};
KW   Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268, ECO:0000256|HAMAP-
KW   Rule:MF_01022}.
FT   REGION          1..173
FT                   /note="Histidinol-phosphatase"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
FT   REGION          174..364
FT                   /note="Imidazoleglycerol-phosphate dehydratase"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
FT   ACT_SITE        8
FT                   /note="Nucleophile"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
FT   ACT_SITE        10
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
FT   BINDING         8
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
FT   BINDING         10
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
FT   BINDING         129
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01022"
SQ   SEQUENCE   364 AA;  41568 MW;  C56A10DDADD5B7EE CRC64;
     MKKVLFIDRD GTLILEPPTD FQVDSLEKLE FYPVVFQNLA RIVKELDYEL VMVTNQDGLG
     TDSFPFEDFI KPQEKMLKSF ENEGIIFGDI LIDKSFEHEN SPNRKPEIGM FGKYIYGNYD
     LENSYVIGDR LTDIQLAKNL GTKSIFISNS ENENADLSTK SWTEIYKFLK QIPRKSKVCR
     KTNETEIQIE VNLDGSGSSE ISTGLHFFDH MLEQISKHGN LDLKIKVNGD LQVDEHHTVE
     DTGIVFGEAV LQALGKKKGI ERYGFLLPMD DCLSQVAIDF GGRPWLVWNA DFKREKIGDV
     PTEMFYHFFK SFTDAAKCNL NIKSEGENEH HKIESIFKAF AKAIKMAVNQ TDQNYNLPTT
     KGSL
//
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