HUTU_IDILO
ID HUTU_IDILO Reviewed; 558 AA.
AC Q5QV29;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 04-JAN-2005, sequence version 1.
DT 03-AUG-2022, entry version 100.
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=IL2451;
OS Idiomarina loihiensis (strain ATCC BAA-735 / DSM 15497 / L2-TR).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC Idiomarinaceae; Idiomarina.
OX NCBI_TaxID=283942;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-735 / DSM 15497 / L2-TR;
RX PubMed=15596722; DOI=10.1073/pnas.0407638102;
RA Hou S., Saw J.H., Lee K.S., Freitas T.A., Belisle C., Kawarabayasi Y.,
RA Donachie S.P., Pikina A., Galperin M.Y., Koonin E.V., Makarova K.S.,
RA Omelchenko M.V., Sorokin A., Wolf Y.I., Li Q.X., Keum Y.S., Campbell S.,
RA Denery J., Aizawa S., Shibata S., Malahoff A., Alam M.;
RT "Genome sequence of the deep-sea gamma-proteobacterium Idiomarina
RT loihiensis reveals amino acid fermentation as a source of carbon and
RT energy.";
RL Proc. Natl. Acad. Sci. U.S.A. 101:18036-18041(2004).
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; AE017340; AAV83283.1; -; Genomic_DNA.
DR RefSeq; WP_011235676.1; NC_006512.1.
DR AlphaFoldDB; Q5QV29; -.
DR SMR; Q5QV29; -.
DR STRING; 283942.IL2451; -.
DR EnsemblBacteria; AAV83283; AAV83283; IL2451.
DR KEGG; ilo:IL2451; -.
DR eggNOG; COG2987; Bacteria.
DR HOGENOM; CLU_018868_0_1_6; -.
DR OMA; MAKQHFN; -.
DR OrthoDB; 100619at2; -.
DR UniPathway; UPA00379; UER00550.
DR Proteomes; UP000001171; 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; Reference proteome.
FT CHAIN 1..558
FT /note="Urocanate hydratase"
FT /id="PRO_1000025131"
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 202
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 558 AA; 61003 MW; 4472DA0D876684EE CRC64;
MSFTRLDKSR KISAPHGTEL TTCNWQVEAA KRMLMNNLDD EVAEHPQALV VYGGIGRAAR
SWECYDKIIE TLERLKPDES LLIQSGKPVG VFPTHENAPR VLIANSNLVP EWANWEHFNE
LDKKGLMMYG QMTAGSWIYI GSQGIVQGTY ETFGSVSRQH FNGDAKGKWV LTGGLGGMGG
AQPLAATMAG FCMLAVECDE SRIDFRLRTG YVDHKATNLD DALKLINDAM AKGEAISVGL
LGNAADVYSE LQQQGVTPDV VTDQTSAHDP LHGYLPQGWT LEEYKAKQES DATGTVNAAK
ESMAVQVRAM LHFQKEGAAV LDYGNNIRQM AKDVGVDNAF DFPGFVPAYI RPLFCEGIGP
FRWVALSGDP EDIYKTDEKV KELIPDNEHL HNWLDMAKER ISFQGLPSRI CWIGLKDRAR
IARAFNDMVK SGELKAPVVI GRDHLDSGSV ASPNRETEAM QDGSDAVSDW PLLNALLNTA
GGATWVSLHH GGGVGMGYSQ HAGVVIVADG TEEADKRLGR VLWNDPGTGV MRHADAGYDI
AKNCAREQGL DLPMLDTK
