HUTH_XANCB
ID HUTH_XANCB Reviewed; 513 AA.
AC B0RUX3;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 08-APR-2008, sequence version 1.
DT 25-MAY-2022, entry version 72.
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};
GN OrderedLocusNames=xcc-b100_2681;
OS Xanthomonas campestris pv. campestris (strain B100).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Xanthomonadales;
OC Xanthomonadaceae; Xanthomonas.
OX NCBI_TaxID=509169;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=B100;
RX PubMed=18304669; DOI=10.1016/j.jbiotec.2007.12.013;
RA Vorhoelter F.-J., Schneiker S., Goesmann A., Krause L., Bekel T.,
RA Kaiser O., Linke B., Patschkowski T., Rueckert C., Schmid J., Sidhu V.K.,
RA Sieber V., Tauch A., Watt S.A., Weisshaar B., Becker A., Niehaus K.,
RA Puehler A.;
RT "The genome of Xanthomonas campestris pv. campestris B100 and its use for
RT the reconstruction of metabolic pathways involved in xanthan
RT biosynthesis.";
RL J. Biotechnol. 134:33-45(2008).
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; AM920689; CAP52042.1; -; Genomic_DNA.
DR AlphaFoldDB; B0RUX3; -.
DR SMR; B0RUX3; -.
DR KEGG; xca:xcc-b100_2681; -.
DR HOGENOM; CLU_014801_4_0_6; -.
DR OMA; CAPQVAG; -.
DR UniPathway; UPA00379; UER00549.
DR Proteomes; UP000001188; 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.
FT CHAIN 1..513
FT /note="Histidine ammonia-lyase"
FT /id="PRO_1000100457"
FT MOD_RES 144
FT /note="2,3-didehydroalanine (Ser)"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00229"
FT CROSSLNK 143..145
FT /note="5-imidazolinone (Ala-Gly)"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00229"
SQ SEQUENCE 513 AA; 53125 MW; 912B61D86B6DEA81 CRC64;
MSASVVLQPG QVTLAQWRAL YRGAEVTLDP ACAQAVLRSA QTVEAIVARG EPVYGVNTGF
GKLASVRIER DDLQTLQRNI VLSHAAGVGD PTPVPVVRLM MALKLTSLAQ GASGIQPDTL
ALLEAMLRQG ITPVVPCQGS VGASGDLAPL SHLAAVMIGV GEAFVGDQRL PAADALARAQ
LQPRVLGAKE GLALLNGTQF STACALAGLF EIETVLQAAL VTGALSVEAA KGSDTPFDAR
IHALRGQPGQ IATAAALRAL MAESAIRESH RLGDVRVQDP YCLRCQPQVM GAALDVMRQA
ARTLEIEANG VSDNPLVFSD TGEALSGGNF HAEPVAFAAD MLALAVCEIG SISERRTAML
VDPALSGLPA FLTPRPGLNS GFMIPQVTAA ALVSENKQCA YPASVDSIPT SANQEDHVSM
AAHGARRLLA MADNAAHVIG IELLAAVQGC DFHAPLRSSA ALEAARALLR AQVPTLQDDR
YFHPDMLAAS ALVRSGALAT AVGIVLPGVE LSA