ID A0A1K1Q6F8_9BACT Unreviewed; 571 AA.
AC A0A1K1Q6F8;
DT 15-FEB-2017, integrated into UniProtKB/TrEMBL.
DT 15-FEB-2017, sequence version 1.
DT 24-JAN-2024, entry version 32.
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=SAMN05661012_02465 {ECO:0000313|EMBL:SFW55332.1};
OS Chitinophaga sancti.
OC Bacteria; Bacteroidota; Chitinophagia; Chitinophagales; Chitinophagaceae;
OC Chitinophaga.
OX NCBI_TaxID=1004 {ECO:0000313|EMBL:SFW55332.1, ECO:0000313|Proteomes:UP000183788};
RN [1] {ECO:0000313|EMBL:SFW55332.1, ECO:0000313|Proteomes:UP000183788}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 784 {ECO:0000313|EMBL:SFW55332.1,
RC ECO:0000313|Proteomes:UP000183788};
RA Jaros S., Januszkiewicz K., Wedrychowicz H.;
RL Submitted (NOV-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}.
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; FPIZ01000007; SFW55332.1; -; Genomic_DNA.
DR RefSeq; WP_072360384.1; NZ_FPIZ01000007.1.
DR AlphaFoldDB; A0A1K1Q6F8; -.
DR STRING; 1004.SAMN05661012_02465; -.
DR OrthoDB; 9802793at2; -.
DR UniPathway; UPA00258; UER00370.
DR Proteomes; UP000183788; 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 134..571
FT /note="Urease"
FT /evidence="ECO:0000259|PROSITE:PS51368"
FT ACT_SITE 325
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PIRSR:PIRSR611612-52"
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 141
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 222
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 222
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 224
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PROSITE-ProRule:PRU00700"
FT BINDING 251
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 277
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 365
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 222
FT /note="N6-carboxylysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01953,
FT ECO:0000256|PIRSR:PIRSR611612-50"
SQ SEQUENCE 571 AA; 61657 MW; 1A7EA59D18EAADDB CRC64;
MSLRINRTRY AAMYGPTTGD QVRLGDTDII IEIEKDFTVY GDEAKFGGGK TIRDGMAQSS
TATRNEGVLD MVITSVMIID HWGIVKADIG IKDGRIVKIG KAGNPDTMDG VDPDMVIGAS
TEVHGGAGLI ATAGGIDTHI HFISPQQITH ALHSGITTMI GGGTGPADGT NATTVTPGAW
FIRKMLEAAD AFPMNLGFLG KGNCATVEPL KEQLEAGALG LKIHEDWGAT PAVIDASLKV
ADQYDVQVAI HTDTLNESGF LEDTIQAIDG RVIHTYHTEG AGGGHAPDII KAAMYPNILP
SSTNPTRPYT VNTIDEHLDM LMVCHHLDKS VPEDVSFADS RIRPETIAAE DILHDLGVFS
MMSSDSQAMG RVGEVIIRTW QTADKMKKQR GYLPEDKEND NFRAKRYVAK YTINPAITHG
ISEHVGSLEA GKLADIVLWK PALFGAKPEM IIKGGMIICS RMGDPNASIP TPQPVIYREM
FGAFSKALHH TCVTFVSQAA VNNNIAATYG LQKIVLPVKN CRNIGKKDLI HNNSTPDIKV
NPETYEVSVD GKVVTCEPAT VLPLAQRYFL F
//
