URE1_PSET1
ID URE1_PSET1 Reviewed; 567 AA.
AC Q3IH68;
DT 02-MAY-2006, integrated into UniProtKB/Swiss-Prot.
DT 08-NOV-2005, sequence version 1.
DT 03-AUG-2022, entry version 99.
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}; OrderedLocusNames=PSHAa1759;
OS Pseudoalteromonas translucida (strain TAC 125).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC Pseudoalteromonadaceae; Pseudoalteromonas.
OX NCBI_TaxID=326442;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=TAC 125;
RX PubMed=16169927; DOI=10.1101/gr.4126905;
RA Medigue C., Krin E., Pascal G., Barbe V., Bernsel A., Bertin P.N.,
RA Cheung F., Cruveiller S., D'Amico S., Duilio A., Fang G., Feller G., Ho C.,
RA Mangenot S., Marino G., Nilsson J., Parrilli E., Rocha E.P.C., Rouy Z.,
RA Sekowska A., Tutino M.L., Vallenet D., von Heijne G., Danchin A.;
RT "Coping with cold: the genome of the versatile marine Antarctica bacterium
RT Pseudoalteromonas haloplanktis TAC125.";
RL Genome Res. 15:1325-1335(2005).
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; CR954246; CAI86831.1; -; Genomic_DNA.
DR RefSeq; WP_011328435.1; NC_007481.1.
DR AlphaFoldDB; Q3IH68; -.
DR SMR; Q3IH68; -.
DR STRING; 326442.PSHAa1759; -.
DR PRIDE; Q3IH68; -.
DR EnsemblBacteria; CAI86831; CAI86831; PSHAa1759.
DR KEGG; pha:PSHAa1759; -.
DR eggNOG; COG0804; Bacteria.
DR HOGENOM; CLU_000980_0_0_6; -.
DR OMA; CHHLSHD; -.
DR OrthoDB; 157757at2; -.
DR BioCyc; PHAL326442:PSHA_RS08635-MON; -.
DR UniPathway; UPA00258; UER00370.
DR Proteomes; UP000006843; Chromosome I.
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; 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; 2.
DR SUPFAM; SSF51556; SSF51556; 1.
DR TIGRFAMs; TIGR01792; urease_alph; 1.
DR PROSITE; PS01120; UREASE_1; 1.
DR PROSITE; PS51368; UREASE_3; 1.
PE 3: Inferred from homology;
KW Cytoplasm; Hydrolase; Metal-binding; Nickel; Reference proteome.
FT CHAIN 1..567
FT /note="Urease subunit alpha"
FT /id="PRO_0000234166"
FT DOMAIN 128..567
FT /note="Urease"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT ACT_SITE 319
FT /note="Proton donor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 133
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 135
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 216
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 216
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 218
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 245
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 271
FT /ligand="Ni(2+)"
FT /ligand_id="ChEBI:CHEBI:49786"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
FT BINDING 359
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 216
FT /note="N6-carboxylysine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01953"
SQ SEQUENCE 567 AA; 61099 MW; 7CA4410FDBD419FA CRC64;
MKISRQAYAD MYGPTTGDRI RLGDTELWVE IEHDHTHYGE EVKFGGGKVI RDGMGQSQRC
DDAVMDTVIT NAVIIDWWGI IKADVGLKNG RIAAIGKSGN PDTQPDIDII IGPGTEIIAG
EGQILTAGGV DTHVHYICPQ QVDEALMSGL TTMIGGGTGP ATGSVATTHT PGPWHLGKMM
QAVDDLPINI GFLGKGSAST PEALEQQIKA GAMSLKIHED WGAAPASISN ALDVADRYDI
QVAIHADSLN ESGFVQDTLE AFKDRCIHTY HTEGAGGGHA PDIIVACAMP NVLPSSTNPT
RPYTINTVDE HLDMLMGCHH LDPNIPEDVA FADSRIRRET IAAEDILHDM GVISMMSSDS
QAMGRIGEVV CRTWQTAHKM RVQRGLLPED EALGADNFRA KRYIAKYTIN PAITHGISHE
VGSIEVGKFA DLVLWKPPFF GVKPSIILKG GMIAGAAMGD PNAAISTPQP VHYRRMFGAL
GKAVSATRMT FVSQAAMNTG LEEKLGLKSQ LVACKNVRQV RKCDMKLNDA CPVLTVDPQT
YEVHADGVLL TCEPATELPL AQRYHLF