ID   HUTH_BURPS              Reviewed;         507 AA.
AC   Q63SH6;
DT   30-AUG-2005, integrated into UniProtKB/Swiss-Prot.
DT   25-OCT-2004, sequence version 1.
DT   03-AUG-2022, entry version 91.
DE   RecName: Full=Histidine ammonia-lyase {ECO:0000255|HAMAP-Rule:MF_00229};
DE            Short=Histidase {ECO:0000255|HAMAP-Rule:MF_00229};
DE            EC=4.3.1.3 {ECO:0000255|HAMAP-Rule:MF_00229};
GN   Name=hutH {ECO:0000255|HAMAP-Rule:MF_00229}; OrderedLocusNames=BPSL2344;
OS   Burkholderia pseudomallei (strain K96243).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Burkholderiales;
OC   Burkholderiaceae; Burkholderia; pseudomallei group.
OX   NCBI_TaxID=272560;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=K96243;
RX   PubMed=15377794; DOI=10.1073/pnas.0403302101;
RA   Holden M.T.G., Titball R.W., Peacock S.J., Cerdeno-Tarraga A.-M.,
RA   Atkins T., Crossman L.C., Pitt T., Churcher C., Mungall K.L., Bentley S.D.,
RA   Sebaihia M., Thomson N.R., Bason N., Beacham I.R., Brooks K., Brown K.A.,
RA   Brown N.F., Challis G.L., Cherevach I., Chillingworth T., Cronin A.,
RA   Crossett B., Davis P., DeShazer D., Feltwell T., Fraser A., Hance Z.,
RA   Hauser H., Holroyd S., Jagels K., Keith K.E., Maddison M., Moule S.,
RA   Price C., Quail M.A., Rabbinowitsch E., Rutherford K., Sanders M.,
RA   Simmonds M., Songsivilai S., Stevens K., Tumapa S., Vesaratchavest M.,
RA   Whitehead S., Yeats C., Barrell B.G., Oyston P.C.F., Parkhill J.;
RT   "Genomic plasticity of the causative agent of melioidosis, Burkholderia
RT   pseudomallei.";
RL   Proc. Natl. Acad. Sci. U.S.A. 101:14240-14245(2004).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=L-histidine = NH4(+) + trans-urocanate; Xref=Rhea:RHEA:21232,
CC         ChEBI:CHEBI:17771, ChEBI:CHEBI:28938, ChEBI:CHEBI:57595; EC=4.3.1.3;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00229};
CC   -!- PATHWAY: Amino-acid degradation; L-histidine degradation into L-
CC       glutamate; N-formimidoyl-L-glutamate from L-histidine: step 1/3.
CC       {ECO:0000255|HAMAP-Rule:MF_00229}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00229}.
CC   -!- PTM: Contains an active site 4-methylidene-imidazol-5-one (MIO), which
CC       is formed autocatalytically by cyclization and dehydration of residues
CC       Ala-Ser-Gly. {ECO:0000255|HAMAP-Rule:MF_00229}.
CC   -!- SIMILARITY: Belongs to the PAL/histidase family. {ECO:0000255|HAMAP-
CC       Rule:MF_00229}.
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DR   EMBL; BX571965; CAH36347.1; -; Genomic_DNA.
DR   RefSeq; WP_004527399.1; NZ_CP009538.1.
DR   RefSeq; YP_108940.1; NC_006350.1.
DR   AlphaFoldDB; Q63SH6; -.
DR   SMR; Q63SH6; -.
DR   STRING; 272560.BPSL2344; -.
DR   EnsemblBacteria; CAH36347; CAH36347; BPSL2344.
DR   GeneID; 56528843; -.
DR   KEGG; bps:BPSL2344; -.
DR   PATRIC; fig|272560.51.peg.3075; -.
DR   eggNOG; COG2986; Bacteria.
DR   OMA; CAPQVAG; -.
DR   UniPathway; UPA00379; UER00549.
DR   Proteomes; UP000000605; Chromosome 1.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0004397; F:histidine ammonia-lyase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0019556; P:histidine catabolic process to glutamate and formamide; IEA:UniProtKB-UniPathway.
DR   GO; GO:0019557; P:histidine catabolic process to glutamate and formate; IEA:UniProtKB-UniPathway.
DR   CDD; cd00332; PAL-HAL; 1.
DR   Gene3D; 1.10.275.10; -; 1.
DR   HAMAP; MF_00229; His_ammonia_lyase; 1.
DR   InterPro; IPR001106; Aromatic_Lyase.
DR   InterPro; IPR024083; Fumarase/histidase_N.
DR   InterPro; IPR005921; HutH.
DR   InterPro; IPR008948; L-Aspartase-like.
DR   InterPro; IPR022313; Phe/His_NH3-lyase_AS.
DR   PANTHER; PTHR10362; PTHR10362; 1.
DR   Pfam; PF00221; Lyase_aromatic; 1.
DR   SUPFAM; SSF48557; SSF48557; 1.
DR   TIGRFAMs; TIGR01225; hutH; 1.
DR   PROSITE; PS00488; PAL_HISTIDASE; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Histidine metabolism; Lyase; Reference proteome.
FT   CHAIN           1..507
FT                   /note="Histidine ammonia-lyase"
FT                   /id="PRO_0000160998"
FT   MOD_RES         142
FT                   /note="2,3-didehydroalanine (Ser)"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00229"
FT   CROSSLNK        141..143
FT                   /note="5-imidazolinone (Ala-Gly)"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00229"
SQ   SEQUENCE   507 AA;  53111 MW;  77AFFE21CBAC651E CRC64;
     MITLTPGRLT LPQLRRIARE NVQIALDPAS FAAIDRGAQA VADIAAKGEP AYGINTGFGR
     LASTHIPHDQ LELLQKNLVL SHAVGVGEPM ARPVVRLLMA LKLSSLGRGH SGIRRVVMDA
     LVTLFNADVL PLIPVKGSVG ASGDLAPLAH MSAVLLGIGD VFIRGERASA AEGLRVAGLA
     PLTLEAKEGL ALLNGTQAST ALALDNLFAI EDLYRTALVS GALSVDAAAG SVKPFDARIH
     ELRGHRGQID AAAAYRSLLD GSAINVSHRD CDKVQDPYSL RCQPQVMGAC LDQIRHAAGV
     LLIEANAVSD NPLIFPDTGE VLSGGNFHAE PVAFAADNLA IAAAEIGALA ERRIALLIDA
     TLSGLPPFLV KDGGVNSGFM IAHVTAAALA SENKTLAHPA SVDSLPTSAN QEDHVSMATF
     AARKLADIAE NVANILAIEL LAAAQGVDLR APHATSPALQ HAMKTIRADV AHYDLDHYFA
     PDIAVVARRV RERAFATLSP LSFESEQ