HUTU_RHILO
ID HUTU_RHILO Reviewed; 557 AA.
AC Q983H8;
DT 13-AUG-2002, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-2001, sequence version 1.
DT 03-AUG-2022, entry version 111.
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=mlr8323;
OS Mesorhizobium japonicum (strain LMG 29417 / CECT 9101 / MAFF 303099)
OS (Mesorhizobium loti (strain MAFF 303099)).
OC Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC Phyllobacteriaceae; Mesorhizobium.
OX NCBI_TaxID=266835;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LMG 29417 / CECT 9101 / MAFF 303099;
RX PubMed=11214968; DOI=10.1093/dnares/7.6.331;
RA Kaneko T., Nakamura Y., Sato S., Asamizu E., Kato T., Sasamoto S.,
RA Watanabe A., Idesawa K., Ishikawa A., Kawashima K., Kimura T., Kishida Y.,
RA Kiyokawa C., Kohara M., Matsumoto M., Matsuno A., Mochizuki Y.,
RA Nakayama S., Nakazaki N., Shimpo S., Sugimoto M., Takeuchi C., Yamada M.,
RA Tabata S.;
RT "Complete genome structure of the nitrogen-fixing symbiotic bacterium
RT Mesorhizobium loti.";
RL DNA Res. 7:331-338(2000).
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; BA000012; BAB53903.1; -; Genomic_DNA.
DR AlphaFoldDB; Q983H8; -.
DR SMR; Q983H8; -.
DR STRING; 266835.14027634; -.
DR EnsemblBacteria; BAB53903; BAB53903; BAB53903.
DR KEGG; mlo:mlr8323; -.
DR eggNOG; COG2987; Bacteria.
DR HOGENOM; CLU_018868_0_1_5; -.
DR OMA; LVGDWAN; -.
DR UniPathway; UPA00379; UER00550.
DR Proteomes; UP000000552; Chromosome.
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..557
FT /note="Urocanate hydratase"
FT /id="PRO_0000207349"
FT ACT_SITE 411
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 53..54
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 131
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 177..179
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 197
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 243..244
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 264..268
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 274..275
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 323
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
FT BINDING 493
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00577"
SQ SEQUENCE 557 AA; 61241 MW; 74D75FA4FA37D051 CRC64;
MMNNPRHNIR EVRAPRGDKL NARYWTTEAP LRMLMNNLDP DVAENPNELV VYGGIGRAAR
TWNDFDRIVA SLKTLGEDET LLVQSGKPVG VFRTHADAPR VLIANSNLVP HWATWEKFNE
LDKKGLMMYG QMTAGSWIYI GTQGIVQGTY ETFVEAGRQH YGGNLKGKWI LTGGLGGMGG
AQPLAAVMAG ACCLAIECNP DSIDFRLRTR YVDEKAETLD EAMEMIERWT KAGEAKSVGL
LGNAAEIVPE MFRRGIRPDM VTDQTSAHDP INGYLPKGWT MAEWREKRVS DPKAVEKAAR
ASMRDHVEAM VAFWNAGVPT LDYGNNIRQV AKDEGFENAF AFPGFVPAYI RPLFCRGIGP
FRWAALSGDP EDIYKTDAKV RELTPGNTHL HNWLDMARER ISFQGLPARI CWVGLGDRHR
LGLAFNEMVA KGELKAPVVI GRDHLDSGSV ASPNRETEAM KDGSDAVSDW PLLNALLNTA
SGATWVSLHH GGGVGMGFSQ HAGMVIVADG TPDAARRLER VLWNDPATGV MRHADAGYDI
AIDCAKEHQL NLPGILG
