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Database: UniProt
Entry: A0A0X8HHI2_9GAMM
LinkDB: A0A0X8HHI2_9GAMM
Original site: A0A0X8HHI2_9GAMM 
ID   A0A0X8HHI2_9GAMM        Unreviewed;       571 AA.
AC   A0A0X8HHI2;
DT   13-APR-2016, integrated into UniProtKB/TrEMBL.
DT   13-APR-2016, sequence version 1.
DT   24-JAN-2024, entry version 40.
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=ureC1 {ECO:0000313|EMBL:AMD02728.1};
GN   Synonyms=ureC {ECO:0000256|HAMAP-Rule:MF_01953};
GN   ORFNames=LOKO_03688 {ECO:0000313|EMBL:AMD02728.1};
OS   Halomonas chromatireducens.
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC   Halomonadaceae; Halomonas.
OX   NCBI_TaxID=507626 {ECO:0000313|EMBL:AMD02728.1, ECO:0000313|Proteomes:UP000063387};
RN   [1] {ECO:0000313|EMBL:AMD02728.1, ECO:0000313|Proteomes:UP000063387}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=AGD 8-3 {ECO:0000313|EMBL:AMD02728.1,
RC   ECO:0000313|Proteomes:UP000063387};
RX   PubMed=26988058;
RA   Sharko F.S., Shapovalova A.A., Tsygankova S.V., Komova A.V.,
RA   Boulygina E.S., Teslyuk A.B., Gotovtsev P.M., Namsaraev Z.B.,
RA   Khijniak T.V., Nedoluzhko A.V., Vasilov R.G.;
RT   "Draft Genome Sequence of 'Halomonas chromatireducens' Strain AGD 8-3, a
RT   Haloalkaliphilic Chromate- and Selenite-Reducing Gammaproteobacterium.";
RL   Genome Announc. 4:0-0(2016).
RN   [2] {ECO:0000313|EMBL:AMD02728.1, ECO:0000313|Proteomes:UP000063387}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=AGD 8-3 {ECO:0000313|EMBL:AMD02728.1,
RC   ECO:0000313|Proteomes:UP000063387};
RA   Wen L., He K., Yang H.;
RL   Submitted (FEB-2016) 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: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}.
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DR   EMBL; CP014226; AMD02728.1; -; Genomic_DNA.
DR   RefSeq; WP_066452084.1; NZ_CP014226.1.
DR   AlphaFoldDB; A0A0X8HHI2; -.
DR   STRING; 507626.LOKO_03688; -.
DR   KEGG; hco:LOKO_03688; -.
DR   PATRIC; fig|507626.3.peg.3689; -.
DR   OrthoDB; 9802793at2; -.
DR   UniPathway; UPA00258; UER00370.
DR   Proteomes; UP000063387; Chromosome.
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};
KW   Reference proteome {ECO:0000313|Proteomes:UP000063387}.
FT   DOMAIN          132..571
FT                   /note="Urease"
FT                   /evidence="ECO:0000259|PROSITE:PS51368"
FT   ACT_SITE        323
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT                   ECO:0000256|PIRSR:PIRSR611612-52"
FT   BINDING         137
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         139
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         220
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         220
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         222
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT                   ECO:0000256|PROSITE-ProRule:PRU00700"
FT   BINDING         249
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         275
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         363
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         220
FT                   /note="N6-carboxylysine"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT                   ECO:0000256|PIRSR:PIRSR611612-50"
SQ   SEQUENCE   571 AA;  61282 MW;  A895E889FF9262D8 CRC64;
     MKPDNKISRQ AYADMYGPTT GDRVRLGDTE LWIQVEDDAT HYGDEVKFGG GKVIRDGMGQ
     SQRHDDAVMD TVITNALILD WWGIVKADVG LKAGRIKAIG KAGNPDTQPD VAIVIGPGTE
     IIAGEGMILT AGGIDAHIHF ICPQQVEEAL MSGITTMLGG GTGPATGTKA TTCTPGPWHI
     GKMLQAVDEM PMNIGLLGKG NASLPEALEA QLVAGAMGLK LHEDWGTTPA SIDNCLSVAD
     AYDVQVAIHT DTLNESGFVE DTLAAFKERG IHTYHTEGAG GGHAPDILTA CSKPYVLPSS
     TNPTRPYTVN TIDEHLDMLM VCHHLDPNIP EDVAFADSRI RRETIAAEDI LHDLGVISMI
     ASDSQAMGRV GEVVCRTWQT AHKMRVQRGL LPEDAALGAD NFRAKRYIAK YTINPAITHG
     IAHEVGSIEL GKLADLVLWD PAFFGVKPAL IIKGGMIAGA PMGDPNASIP TPQPVHYRFM
     FGALGRAASA TRLSFVSQAA IEAGIKERLG LHSELSACRN VRGVRKQHMK LNDACPELTV
     DPQTYEVRCD GELLTCEPAT ELPLAQRYHL F
//
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