URE1_LIMFE
ID URE1_LIMFE Reviewed; 573 AA.
AC P26929;
DT 01-AUG-1992, integrated into UniProtKB/Swiss-Prot.
DT 01-AUG-1992, sequence version 1.
DT 03-AUG-2022, entry version 111.
DE RecName: Full=Urease subunit alpha {ECO:0000255|HAMAP-Rule:MF_01953};
DE EC=3.5.1.5 {ECO:0000255|HAMAP-Rule:MF_01953};
DE AltName: Full=Urea amidohydrolase subunit alpha {ECO:0000255|HAMAP-Rule:MF_01953};
GN Name=ureC {ECO:0000255|HAMAP-Rule:MF_01953};
OS Limosilactobacillus fermentum (Lactobacillus fermentum).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Lactobacillaceae;
OC Limosilactobacillus.
OX NCBI_TaxID=1613;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=NBRC 14513 / JCM 5869 / F-5;
RA Suzuki K., Takahashi M., Imamura S., Ishikawa T.;
RT "Nucleotide sequence of acid urease gene from Lactobacillus fermentum
RT JCM5869.";
RL Submitted (MAR-1992) to the EMBL/GenBank/DDBJ databases.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2 H(+) + H2O + urea = CO2 + 2 NH4(+); Xref=Rhea:RHEA:20557,
CC ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:16199,
CC ChEBI:CHEBI:16526, ChEBI:CHEBI:28938; EC=3.5.1.5;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01953};
CC -!- COFACTOR:
CC Name=Ni cation; Xref=ChEBI:CHEBI:25516;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01953};
CC Note=Binds 2 nickel ions per subunit. {ECO:0000255|HAMAP-
CC Rule:MF_01953};
CC -!- PATHWAY: Nitrogen metabolism; urea degradation; CO(2) and NH(3) from
CC urea (urease route): step 1/1. {ECO:0000255|HAMAP-Rule:MF_01953}.
CC -!- SUBUNIT: Heterotrimer of UreA (gamma), UreB (beta) and UreC (alpha)
CC subunits. Three heterotrimers associate to form the active enzyme.
CC {ECO:0000255|HAMAP-Rule:MF_01953}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01953}.
CC -!- PTM: Carboxylation allows a single lysine to coordinate two nickel
CC ions. {ECO:0000255|HAMAP-Rule:MF_01953}.
CC -!- SIMILARITY: Belongs to the metallo-dependent hydrolases superfamily.
CC Urease alpha subunit family. {ECO:0000255|HAMAP-Rule:MF_01953}.
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DR EMBL; D10605; BAA01460.1; -; Genomic_DNA.
DR AlphaFoldDB; P26929; -.
DR SMR; P26929; -.
DR MEROPS; M38.982; -.
DR UniPathway; UPA00258; UER00370.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0016151; F:nickel cation binding; IEA:UniProtKB-UniRule.
DR GO; GO:0009039; F:urease activity; IEA:UniProtKB-UniRule.
DR GO; GO:0043419; P:urea catabolic process; IEA:UniProtKB-UniPathway.
DR CDD; cd00375; Urease_alpha; 1.
DR Gene3D; 2.30.40.10; -; 1.
DR HAMAP; MF_01953; Urease_alpha; 1.
DR InterPro; IPR006680; Amidohydro-rel.
DR InterPro; IPR011059; Metal-dep_hydrolase_composite.
DR InterPro; IPR032466; Metal_Hydrolase.
DR InterPro; IPR011612; Urease_alpha_N_dom.
DR InterPro; IPR017950; Urease_AS.
DR InterPro; IPR005848; Urease_asu.
DR InterPro; IPR017951; Urease_asu_c.
DR InterPro; IPR029754; Urease_Ni-bd.
DR Pfam; PF01979; Amidohydro_1; 1.
DR Pfam; PF00449; Urease_alpha; 1.
DR PRINTS; PR01752; UREASE.
DR SUPFAM; SSF51338; SSF51338; 1.
DR SUPFAM; SSF51556; SSF51556; 1.
DR TIGRFAMs; TIGR01792; urease_alph; 1.
DR PROSITE; PS01120; UREASE_1; 1.
DR PROSITE; PS00145; UREASE_2; 1.
DR PROSITE; PS51368; UREASE_3; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Hydrolase; Metal-binding; Nickel.
FT CHAIN 1..573
FT /note="Urease subunit alpha"
FT /id="PRO_0000067544"
FT DOMAIN 134..573
FT /note="Urease"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT ACT_SITE 325
FT /note="Proton donor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 139
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 141
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 222
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="1"
FT /note="via carbamate group"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 222
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="2"
FT /note="via carbamate group"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 224
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 251
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 277
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 365
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT MOD_RES 222
FT /note="N6-carboxylysine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
SQ SEQUENCE 573 AA; 61806 MW; 2D2619781C39E54B CRC64;
MSFDMDHEQF ASFYGPTTGD SVRLGDTDLF AKIEKDLTVH GQESLFGGGK VLRDGMGVSA
TETRAENPMV ADLIISDAII IDWTGIYKAD IGIRDGKILA IGKGGNPDVM DNVDFIVGAS
TEAISGEGMI VTAGGIDLHV HYITPSIAQA ALDNGITTLF GGGTGPANGT RSATCNPGAW
YTHRMLQAVD NAPINYGLMA KGSGSRPELI GEQIEAGCAA IKTHEDWGAT AAGIENSIAA
ANKYDVQYAV HTDSLNEGGF VENTINAFNG NTVHTFHTEG AGGGHAPDIM VVAGQDNVLP
SSTTPTNPYC KNTLDELFYM TMVCHNLNPK IPDDVAFAES RIRKQTEAAE DVLQDMGALS
MMTSDAQAMG RVGEVAMRCW QLASKMKKVR GPLDGDSKYD DNNRIKRYVA KYTINPAICN
GISDYVGSIE VGKYADLNIW DPKYFGTKPD MVIKNGMITY GIAGDPSSSL PTPEPVLERF
LYGAEGRAVN HTCVTYVSQY AYDHGIKEQL GLNKTILPVH NTRSLTKANM KLNNYTPKTI
EIDPQTYDVK IDGKLITCDA APTLPLTQRY YLY