HUTU_CAUSK
ID HUTU_CAUSK Reviewed; 554 AA.
AC B0SYU4;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 08-APR-2008, sequence version 1.
DT 03-AUG-2022, entry version 72.
DE RecName: Full=Urocanate hydratase {ECO:0000255|HAMAP-Rule:MF_00577};
DE Short=Urocanase {ECO:0000255|HAMAP-Rule:MF_00577};
DE EC=4.2.1.49 {ECO:0000255|HAMAP-Rule:MF_00577};
DE AltName: Full=Imidazolonepropionate hydrolase {ECO:0000255|HAMAP-Rule:MF_00577};
GN Name=hutU {ECO:0000255|HAMAP-Rule:MF_00577}; OrderedLocusNames=Caul_1295;
OS Caulobacter sp. (strain K31).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Caulobacterales;
OC Caulobacteraceae; Caulobacter; unclassified Caulobacter.
OX NCBI_TaxID=366602;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=K31;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA Tice H., Pitluck S., Bruce D., Goodwin L., Thompson L.S., Brettin T.,
RA Detter J.C., Han C., Schmutz J., Larimer F., Land M., Hauser L.,
RA Kyrpides N., Kim E., Stephens C., Richardson P.;
RT "Complete sequence of chromosome of Caulobacter sp. K31.";
RL Submitted (JAN-2008) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the conversion of urocanate to 4-imidazolone-5-
CC propionate. {ECO:0000255|HAMAP-Rule:MF_00577}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=4-imidazolone-5-propanoate = H2O + trans-urocanate;
CC Xref=Rhea:RHEA:13101, ChEBI:CHEBI:15377, ChEBI:CHEBI:17771,
CC ChEBI:CHEBI:77893; EC=4.2.1.49; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_00577};
CC -!- COFACTOR:
CC Name=NAD(+); Xref=ChEBI:CHEBI:57540;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00577};
CC Note=Binds 1 NAD(+) per subunit. {ECO:0000255|HAMAP-Rule:MF_00577};
CC -!- PATHWAY: Amino-acid degradation; L-histidine degradation into L-
CC glutamate; N-formimidoyl-L-glutamate from L-histidine: step 2/3.
CC {ECO:0000255|HAMAP-Rule:MF_00577}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00577}.
CC -!- SIMILARITY: Belongs to the urocanase family. {ECO:0000255|HAMAP-
CC Rule:MF_00577}.
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DR EMBL; CP000927; ABZ70425.1; -; Genomic_DNA.
DR RefSeq; WP_012285352.1; NC_010338.1.
DR AlphaFoldDB; B0SYU4; -.
DR SMR; B0SYU4; -.
DR STRING; 366602.Caul_1295; -.
DR EnsemblBacteria; ABZ70425; ABZ70425; Caul_1295.
DR KEGG; cak:Caul_1295; -.
DR eggNOG; COG2987; Bacteria.
DR HOGENOM; CLU_018868_0_1_5; -.
DR OMA; LVGDWAN; -.
DR OrthoDB; 100619at2; -.
DR UniPathway; UPA00379; UER00550.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0016153; F:urocanate hydratase 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 Gene3D; 3.40.50.10730; -; 1.
DR HAMAP; MF_00577; HutU; 1.
DR InterPro; IPR023637; Urocanase.
DR InterPro; IPR035401; Urocanase_C.
DR InterPro; IPR038364; Urocanase_central_sf.
DR InterPro; IPR023636; Urocanase_CS.
DR InterPro; IPR035400; Urocanase_N.
DR InterPro; IPR035085; Urocanase_Rossmann-like.
DR InterPro; IPR036190; Urocanase_sf.
DR PANTHER; PTHR12216; PTHR12216; 1.
DR Pfam; PF01175; Urocanase; 1.
DR Pfam; PF17392; Urocanase_C; 1.
DR Pfam; PF17391; Urocanase_N; 1.
DR PIRSF; PIRSF001423; Urocanate_hydrat; 1.
DR SUPFAM; SSF111326; SSF111326; 1.
DR TIGRFAMs; TIGR01228; hutU; 1.
DR PROSITE; PS01233; UROCANASE; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Histidine metabolism; Lyase; NAD.
FT CHAIN 1..554
FT /note="Urocanate hydratase"
FT /id="PRO_1000082349"
FT ACT_SITE 409
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 51..52
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 129
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 175..177
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 195
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 200
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 241..242
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 262..266
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 272..273
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 321
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 491
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
SQ SEQUENCE 554 AA; 59872 MW; F10827CF6A3E7CDC CRC64;
MTRLDNTRVI RPATGTELTA KSWLTEAPLR MLMNNLHPDV AERPEELVVY GGIGRAARDW
ESYDKIVETL RRLEDDETLL VQSGKPVGVF KTHPDAPRVL IANSNLVPRW ATWEHFNELD
RKGLAMYGQM TAGSWIYIGA QGIVQGTYET FVEMGRQHHG GDLAGKWLLT AGLGGMGGAQ
PLAAVMAGAS CLAIECQPSR IEMRLRTGYL DKATERLDEA LAWIAEANAA KAPVSVGLLG
NAAELLPAMF AAGVRPDLLT DQTSAHDPIN GYLPAGWTLD QWATAKEREP ETVNRAARAS
MAVHVQAMLD FQAAGVPTVD YGNNIRQMAL EEGVKNAFDF PGFVPAYIRP LFCRGIGPFR
WAALSGDPED IAKTDAKVKE LIPDNPHLHH WLDMAAEKIK FQGLPARICW VGLGDRHRLG
LAFNAMVASG ELKAPVVIGR DHLDSGSVAS PNRETEAMMD GSDAVSDWPL LNALLNTASG
ATWVSLHHGG GVGMGFSQHA GMVIVADGTE AAAKRLARVL WNDPASGVMR HADAGYEIAK
ACAREHGLDL PGIL
