ID A0A1A8TQL3_9GAMM Unreviewed; 423 AA.
AC A0A1A8TQL3;
DT 05-OCT-2016, integrated into UniProtKB/TrEMBL.
DT 05-OCT-2016, sequence version 1.
DT 24-JAN-2024, entry version 26.
DE RecName: Full=Imidazolonepropionase {ECO:0000256|ARBA:ARBA00012864, ECO:0000256|HAMAP-Rule:MF_00372};
DE EC=3.5.2.7 {ECO:0000256|ARBA:ARBA00012864, ECO:0000256|HAMAP-Rule:MF_00372};
DE AltName: Full=Imidazolone-5-propionate hydrolase {ECO:0000256|HAMAP-Rule:MF_00372};
GN Name=hutI {ECO:0000256|HAMAP-Rule:MF_00372,
GN ECO:0000313|EMBL:SBS36269.1};
GN ORFNames=MSP8886_03633 {ECO:0000313|EMBL:SBS36269.1};
OS Marinomonas spartinae.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Oceanospirillaceae; Marinomonas.
OX NCBI_TaxID=1792290 {ECO:0000313|EMBL:SBS36269.1, ECO:0000313|Proteomes:UP000092544};
RN [1] {ECO:0000313|EMBL:SBS36269.1, ECO:0000313|Proteomes:UP000092544}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CECT 8886 {ECO:0000313|EMBL:SBS36269.1,
RC ECO:0000313|Proteomes:UP000092544};
RA Kjaerup R.B., Dalgaard T.S., Juul-Madsen H.R.;
RL Submitted (JUN-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the hydrolytic cleavage of the carbon-nitrogen bond
CC in imidazolone-5-propanoate to yield N-formimidoyl-L-glutamate. It is
CC the third step in the universal histidine degradation pathway.
CC {ECO:0000256|HAMAP-Rule:MF_00372}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=4-imidazolone-5-propanoate + H2O = N-formimidoyl-L-glutamate;
CC Xref=Rhea:RHEA:23660, ChEBI:CHEBI:15377, ChEBI:CHEBI:58928,
CC ChEBI:CHEBI:77893; EC=3.5.2.7; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_00372};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00372};
CC Name=Fe(3+); Xref=ChEBI:CHEBI:29034;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00372};
CC Note=Binds 1 zinc or iron ion per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_00372};
CC -!- PATHWAY: Amino-acid degradation; L-histidine degradation into L-
CC glutamate; N-formimidoyl-L-glutamate from L-histidine: step 3/3.
CC {ECO:0000256|HAMAP-Rule:MF_00372}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00372}.
CC -!- SIMILARITY: Belongs to the metallo-dependent hydrolases superfamily.
CC HutI family. {ECO:0000256|HAMAP-Rule:MF_00372}.
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DR EMBL; FLOB01000012; SBS36269.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1A8TQL3; -.
DR STRING; 1792290.MSP8886_03633; -.
DR UniPathway; UPA00379; UER00551.
DR Proteomes; UP000092544; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0050480; F:imidazolonepropionase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005506; F:iron ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; 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; cd01296; Imidazolone-5PH; 1.
DR Gene3D; 3.20.20.140; Metal-dependent hydrolases; 1.
DR Gene3D; 2.30.40.10; Urease, subunit C, domain 1; 1.
DR HAMAP; MF_00372; HutI; 1.
DR InterPro; IPR006680; Amidohydro-rel.
DR InterPro; IPR005920; HutI.
DR InterPro; IPR011059; Metal-dep_hydrolase_composite.
DR InterPro; IPR032466; Metal_Hydrolase.
DR NCBIfam; TIGR01224; hutI; 1.
DR PANTHER; PTHR42752; IMIDAZOLONEPROPIONASE; 1.
DR PANTHER; PTHR42752:SF1; IMIDAZOLONEPROPIONASE-RELATED; 1.
DR Pfam; PF01979; Amidohydro_1; 1.
DR SUPFAM; SSF51338; Composite domain of metallo-dependent hydrolases; 1.
DR SUPFAM; SSF51556; Metallo-dependent hydrolases; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00372};
KW Histidine metabolism {ECO:0000256|ARBA:ARBA00022808, ECO:0000256|HAMAP-
KW Rule:MF_00372};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_00372};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|HAMAP-Rule:MF_00372};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00372}; Reference proteome {ECO:0000313|Proteomes:UP000092544};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00372}.
FT DOMAIN 70..388
FT /note="Amidohydrolase-related"
FT /evidence="ECO:0000259|Pfam:PF01979"
FT BINDING 79
FT /ligand="Fe(3+)"
FT /ligand_id="ChEBI:CHEBI:29034"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 79
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 81
FT /ligand="Fe(3+)"
FT /ligand_id="ChEBI:CHEBI:29034"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 81
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 88
FT /ligand="4-imidazolone-5-propanoate"
FT /ligand_id="ChEBI:CHEBI:77893"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 151
FT /ligand="4-imidazolone-5-propanoate"
FT /ligand_id="ChEBI:CHEBI:77893"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 151
FT /ligand="N-formimidoyl-L-glutamate"
FT /ligand_id="ChEBI:CHEBI:58928"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 184
FT /ligand="4-imidazolone-5-propanoate"
FT /ligand_id="ChEBI:CHEBI:77893"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 248
FT /ligand="Fe(3+)"
FT /ligand_id="ChEBI:CHEBI:29034"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 248
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 251
FT /ligand="4-imidazolone-5-propanoate"
FT /ligand_id="ChEBI:CHEBI:77893"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 323
FT /ligand="Fe(3+)"
FT /ligand_id="ChEBI:CHEBI:29034"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 323
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 325
FT /ligand="N-formimidoyl-L-glutamate"
FT /ligand_id="ChEBI:CHEBI:58928"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 327
FT /ligand="N-formimidoyl-L-glutamate"
FT /ligand_id="ChEBI:CHEBI:58928"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
FT BINDING 328
FT /ligand="4-imidazolone-5-propanoate"
FT /ligand_id="ChEBI:CHEBI:77893"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00372"
SQ SEQUENCE 423 AA; 45620 MW; 97DE6CA959202E91 CRC64;
MTTPKADYQT SMVFDSLWRG AHVATMKGGK YSSIENAAIG VVDGHIAWIG EAADLPHYQT
HGEHDLAGGW VTPGLVDCHT HLVFGGNRAG EFEQRLNGVS YQEIAQQGGG IASSVRATRD
ASEDDLVISA KRRLQSLMQD GVTTVEIKSG YGLSLESELK MLRVAARLEQ ELSVNVKLTC
LAAHAMPPEY TDKDEYIDYL CETVLPTVAE LGMADAVDAF CEGIAFSTEQ VARYFNTAES
LGLSVKIHAE QLSSLGGTRM ASSFKALSAD HIEFIEEADV KAMADSGTVA VLLLGAFFTL
KETQRPPIAL LRQYGVPMAI ATDANPGTSP VLSLRLMMNM ACTLFALTPE ETLAGATIYA
AKALGMTDTH GSLEVGKVAD FICWDVESPG ELSYWLGGNL IKERIYFGNK SHGNKGYGNT
FRQ
//