URE1_BACSB
ID URE1_BACSB Reviewed; 569 AA.
AC Q07397;
DT 01-OCT-1994, integrated into UniProtKB/Swiss-Prot.
DT 01-OCT-1994, sequence version 1.
DT 03-AUG-2022, entry version 116.
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 Bacillus sp. (strain TB-90).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Bacillus.
OX NCBI_TaxID=36824;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND PARTIAL PROTEIN SEQUENCE.
RX PubMed=8288539; DOI=10.1128/jb.176.2.432-442.1994;
RA Maeda M., Hidaka M., Nakamura A., Masaki H., Uozumi T.;
RT "Cloning, sequencing, and expression of thermophilic Bacillus sp. strain
RT TB-90 urease gene complex in Escherichia coli.";
RL J. Bacteriol. 176:432-442(1994).
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}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; D14439; BAA03325.1; -; Genomic_DNA.
DR PIR; C36950; C36950.
DR AlphaFoldDB; Q07397; -.
DR SMR; Q07397; -.
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 1: Evidence at protein level;
KW Cytoplasm; Direct protein sequencing; Hydrolase; Metal-binding; Nickel.
FT CHAIN 1..569
FT /note="Urease subunit alpha"
FT /id="PRO_0000067537"
FT DOMAIN 131..569
FT /note="Urease"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT ACT_SITE 322
FT /note="Proton donor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 136
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 138
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 219
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 219
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 221
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 248
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 274
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 362
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 219
FT /note="N6-carboxylysine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
SQ SEQUENCE 569 AA; 61397 MW; 38AA83133A31A49D CRC64;
MSFSMSRKQY ADMFGPTVGD AIRLADSELF IEIEKDYTTY GDEVKFGGGK VIRDGMGQHP
LATSDECVDL VLTNAIIVDY TGIYKADIGI KDGMIASIGK AGNPLLMDGV DMVIGAATEV
IAAEGMIVTA GGIDAHIHFI CPQQIETALA SGVTTMIGGG TGPATGTNAT TCTPGPWNIH
RMLQAAEEFP INLGFLGKGN CSDEAPLKEQ IEAGAVGLKL HEDWGSTAAA IDTCLKVADR
YDVQVAIHTD TLNEGGFVED TLKAIDGRVI HTYHTEGAGG GHAPDIIKAA GFPNILPSST
NPTRPYTINT LEEHLDMLMV CHHLDANIPE DIAFADSRIR KETIAAEDVL HDLGVFSMIS
SDSQAMGRVG EVIIRTWQTA DKMKKQRGKL QEDNGVGDNF RVKRYIAKYT INPAIAHGIA
DYVGSVEVGK LADLVVWNPA FFGVKPELVL KGGMIAYSTM GDPNASIPTP QPVLYRPMFA
AKGDAKYQTS ITFVSKAAYE KGIHEQLGLK KKVKPVHGIR KLTKKDLILN DKTPKIDVDP
QTYEVKVDGQ LVTCEPAEIV PMAQRYFLF