ID A0A1G3JR46_9SPHN Unreviewed; 570 AA.
AC A0A1G3JR46;
DT 15-FEB-2017, integrated into UniProtKB/TrEMBL.
DT 15-FEB-2017, sequence version 1.
DT 24-JAN-2024, entry version 31.
DE RecName: Full=Urease subunit alpha {ECO:0000256|HAMAP-Rule:MF_01953};
DE EC=3.5.1.5 {ECO:0000256|HAMAP-Rule:MF_01953};
DE AltName: Full=Urea amidohydrolase subunit alpha {ECO:0000256|HAMAP-Rule:MF_01953};
GN Name=ureC {ECO:0000256|HAMAP-Rule:MF_01953};
GN ORFNames=A3H25_16470 {ECO:0000313|EMBL:OHC95764.1};
OS Sphingomonadales bacterium RIFCSPLOWO2_12_FULL_63_15.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Sphingomonadales.
OX NCBI_TaxID=1802170 {ECO:0000313|EMBL:OHC95764.1, ECO:0000313|Proteomes:UP000176465};
RN [1] {ECO:0000313|EMBL:OHC95764.1, ECO:0000313|Proteomes:UP000176465}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=27774985; DOI=10.1038/ncomms13219;
RA Anantharaman K., Brown C.T., Hug L.A., Sharon I., Castelle C.J.,
RA Probst A.J., Thomas B.C., Singh A., Wilkins M.J., Karaoz U., Brodie E.L.,
RA Williams K.H., Hubbard S.S., Banfield J.F.;
RT "Thousands of microbial genomes shed light on interconnected biogeochemical
RT processes in an aquifer system.";
RL Nat. Commun. 7:13219-13219(2016).
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:0000256|HAMAP-Rule:MF_01953,
CC ECO:0000256|RuleBase:RU000510};
CC -!- COFACTOR:
CC Name=Ni cation; Xref=ChEBI:CHEBI:25516;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01953,
CC ECO:0000256|PIRSR:PIRSR611612-51, ECO:0000256|RuleBase:RU000510};
CC Note=Binds 2 nickel ions per subunit. {ECO:0000256|HAMAP-Rule:MF_01953,
CC ECO:0000256|PIRSR:PIRSR611612-51, ECO:0000256|RuleBase:RU000510};
CC -!- PATHWAY: Nitrogen metabolism; urea degradation; CO(2) and NH(3) from
CC urea (urease route): step 1/1. {ECO:0000256|ARBA:ARBA00004897,
CC ECO:0000256|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:0000256|HAMAP-Rule:MF_01953}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01953,
CC ECO:0000256|PROSITE-ProRule:PRU00700}.
CC -!- PTM: Carbamylation allows a single lysine to coordinate two nickel
CC ions. {ECO:0000256|PIRSR:PIRSR611612-50}.
CC -!- PTM: Carboxylation allows a single lysine to coordinate two nickel
CC ions. {ECO:0000256|HAMAP-Rule:MF_01953}.
CC -!- SIMILARITY: Belongs to the metallo-dependent hydrolases superfamily.
CC Urease alpha subunit family. {ECO:0000256|HAMAP-Rule:MF_01953,
CC ECO:0000256|RuleBase:RU004158}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:OHC95764.1}.
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DR EMBL; MIAK01000055; OHC95764.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G3JR46; -.
DR UniPathway; UPA00258; UER00370.
DR Proteomes; UP000176465; Unassembled WGS sequence.
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; 3.20.20.140; Metal-dependent hydrolases; 1.
DR Gene3D; 2.30.40.10; Urease, subunit C, domain 1; 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 NCBIfam; TIGR01792; urease_alph; 1.
DR PANTHER; PTHR43440; UREASE; 1.
DR PANTHER; PTHR43440:SF1; UREASE; 1.
DR Pfam; PF01979; Amidohydro_1; 1.
DR Pfam; PF00449; Urease_alpha; 1.
DR PRINTS; PR01752; UREASE.
DR SUPFAM; SSF51338; Composite domain of metallo-dependent hydrolases; 2.
DR SUPFAM; SSF51556; Metallo-dependent hydrolases; 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 {ECO:0000256|HAMAP-Rule:MF_01953, ECO:0000256|PROSITE-
KW ProRule:PRU00700};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_01953};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01953};
KW Nickel {ECO:0000256|ARBA:ARBA00022596, ECO:0000256|HAMAP-Rule:MF_01953}.
FT DOMAIN 131..570
FT /note="Urease"
FT /evidence="ECO:0000259|PROSITE:PS51368"
FT ACT_SITE 322
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PIRSR:PIRSR611612-52"
FT BINDING 136
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PIRSR:PIRSR611612-51"
FT BINDING 138
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PIRSR:PIRSR611612-51"
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:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PIRSR:PIRSR611612-51"
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:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PIRSR:PIRSR611612-51"
FT BINDING 221
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PROSITE-ProRule:PRU00700"
FT BINDING 248
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PIRSR:PIRSR611612-51"
FT BINDING 274
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="2"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PIRSR:PIRSR611612-51"
FT BINDING 362
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="1"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PIRSR:PIRSR611612-51"
FT MOD_RES 219
FT /note="N6-carboxylysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PIRSR:PIRSR611612-50"
SQ SEQUENCE 570 AA; 60366 MW; 645C6D055063B4D8 CRC64;
MPITMSRRAY AGMFGPTVGD RVRLGDSSLL IRVEEDRTVY GEEVKFGGGK VIRDGMGQSQ
MSRADGAPDT VITNALILDH WGIIKADVSI RDGYIAAIGK AGNPDVQPGV TIPIGPGTEI
IAGEGRILTA GGIDAHIHFI CPQQVDEALN AGITTMLGGG TGPAHGTLAT TCTPGSWHIG
RMLQALETMP MNFGLMGKGN ASQPAALVEM IRAGACGLKL HEDWGTTPAA IDCCLSVADE
YDIQVAIHTD TLNEAGFVES TIGAFAGRTI HAFHTEGAGG GHAPDIIKLA GLPNVLPSST
NPTRPYTVNT IEEHLDMLMV CHHLDPRIAE DVAFADSRIR KETIAAEDIL HDLGAFSMMS
SDSQAMGRVG ETIIRCWQTA DKMKQQRGSL GTDDADSDNF RAKRYIAKYT INPAIAHGIS
HIVGSIAVGK LADLVLWSPA FFAVKPDMVI KGGSIAVAPM GDPNASIPTP QPVHYRPMFG
AMGRAGALSA VHFVSAAGIA DGIAERLHLA RPLEAVRNTR GGIGKASMIL NDAMPHIEVD
PETYEVRADG ALLTCEPASV LPFAQRYFLF
//
