ID   HUTH_SORC5              Reviewed;         514 AA.
AC   A9GFW6;
DT   20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT   05-FEB-2008, sequence version 1.
DT   03-AUG-2022, entry version 74.
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=sce6082;
OS   Sorangium cellulosum (strain So ce56) (Polyangium cellulosum (strain So
OS   ce56)).
OC   Bacteria; Proteobacteria; Deltaproteobacteria; Myxococcales; Sorangiineae;
OC   Polyangiaceae; Sorangium.
OX   NCBI_TaxID=448385;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=So ce56;
RX   PubMed=17965706; DOI=10.1038/nbt1354;
RA   Schneiker S., Perlova O., Kaiser O., Gerth K., Alici A., Altmeyer M.O.,
RA   Bartels D., Bekel T., Beyer S., Bode E., Bode H.B., Bolten C.J.,
RA   Choudhuri J.V., Doss S., Elnakady Y.A., Frank B., Gaigalat L., Goesmann A.,
RA   Groeger C., Gross F., Jelsbak L., Jelsbak L., Kalinowski J., Kegler C.,
RA   Knauber T., Konietzny S., Kopp M., Krause L., Krug D., Linke B., Mahmud T.,
RA   Martinez-Arias R., McHardy A.C., Merai M., Meyer F., Mormann S.,
RA   Munoz-Dorado J., Perez J., Pradella S., Rachid S., Raddatz G., Rosenau F.,
RA   Rueckert C., Sasse F., Scharfe M., Schuster S.C., Suen G.,
RA   Treuner-Lange A., Velicer G.J., Vorholter F.-J., Weissman K.J., Welch R.D.,
RA   Wenzel S.C., Whitworth D.E., Wilhelm S., Wittmann C., Bloecker H.,
RA   Puehler A., Mueller R.;
RT   "Complete genome sequence of the myxobacterium Sorangium cellulosum.";
RL   Nat. Biotechnol. 25:1281-1289(2007).
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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AM746676; CAN96246.1; -; Genomic_DNA.
DR   RefSeq; WP_012238711.1; NC_010162.1.
DR   AlphaFoldDB; A9GFW6; -.
DR   SMR; A9GFW6; -.
DR   STRING; 448385.sce6082; -.
DR   EnsemblBacteria; CAN96246; CAN96246; sce6082.
DR   KEGG; scl:sce6082; -.
DR   eggNOG; COG2986; Bacteria.
DR   HOGENOM; CLU_014801_4_0_7; -.
DR   OMA; CAPQVAG; -.
DR   OrthoDB; 715502at2; -.
DR   BioCyc; SCEL448385:SCE_RS31225-MON; -.
DR   UniPathway; UPA00379; UER00549.
DR   Proteomes; UP000002139; Chromosome.
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..514
FT                   /note="Histidine ammonia-lyase"
FT                   /id="PRO_0000336589"
FT   MOD_RES         143
FT                   /note="2,3-didehydroalanine (Ser)"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00229"
FT   CROSSLNK        142..144
FT                   /note="5-imidazolinone (Ala-Gly)"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00229"
SQ   SEQUENCE   514 AA;  53059 MW;  14595EBA6EE5995B CRC64;
     MLLGRPLSLA DLEEIARRGR PVAICAEARE RAAASRRAID AIAAAGDAAP AVYGINTGFG
     ALAETRIADH DIRALQRNLV RSHACGVGPE LGEAEVRAMI VLRAQVIALG HSGVRTEVLD
     LLAALLERRV SPRIPAQGSV GASGDLAPLA HLALTLIGEG EARFEGQLLP SAVALAKAGL
     APIELAAKEG LALINGTQYM TALGALALRD AAALCTVADI AGAVSLEALM GSKRPFDERL
     MRVRPHPGQA GTAGNLRALL GGSEIMQSHA DCPRVQDAYS LRCMPQVHGA TRDAVAWAAE
     VLTREVNSVT DNPTVFLGDG ADGGAELISG GNFHGQPVAL ALDLAAMAAA ELANISERRV
     EQLVNPALST GLTPFLAPHS GLHSGFMIAQ VASASLVSEN KVLCHPASVD SIPSSAGRED
     HVSMGSISAR KLAQVIENVR SSLAIELITA AQGVDQRLPL RPSAGVAAAH AAIRRVVPGL
     TEDRPLYRDI AAAAELIQSG ALIAAVEEAV GPLN