ID   PXPA_NITWN              Reviewed;         255 AA.
AC   Q3SSH7;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   11-OCT-2005, sequence version 1.
DT   25-MAY-2022, entry version 92.
DE   RecName: Full=5-oxoprolinase subunit A {ECO:0000255|HAMAP-Rule:MF_00691};
DE            Short=5-OPase subunit A {ECO:0000255|HAMAP-Rule:MF_00691};
DE            EC=3.5.2.9 {ECO:0000255|HAMAP-Rule:MF_00691};
DE   AltName: Full=5-oxoprolinase (ATP-hydrolyzing) subunit A {ECO:0000255|HAMAP-Rule:MF_00691};
GN   Name=pxpA {ECO:0000255|HAMAP-Rule:MF_00691}; OrderedLocusNames=Nwi_1503;
OS   Nitrobacter winogradskyi (strain ATCC 25391 / DSM 10237 / CIP 104748 /
OS   NCIMB 11846 / Nb-255).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Hyphomicrobiales;
OC   Bradyrhizobiaceae; Nitrobacter.
OX   NCBI_TaxID=323098;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 25391 / DSM 10237 / CIP 104748 / NCIMB 11846 / Nb-255;
RX   PubMed=16517654; DOI=10.1128/aem.72.3.2050-2063.2006;
RA   Starkenburg S.R., Chain P.S.G., Sayavedra-Soto L.A., Hauser L., Land M.L.,
RA   Larimer F.W., Malfatti S.A., Klotz M.G., Bottomley P.J., Arp D.J.,
RA   Hickey W.J.;
RT   "Genome sequence of the chemolithoautotrophic nitrite-oxidizing bacterium
RT   Nitrobacter winogradskyi Nb-255.";
RL   Appl. Environ. Microbiol. 72:2050-2063(2006).
CC   -!- FUNCTION: Catalyzes the cleavage of 5-oxoproline to form L-glutamate
CC       coupled to the hydrolysis of ATP to ADP and inorganic phosphate.
CC       {ECO:0000255|HAMAP-Rule:MF_00691}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=5-oxo-L-proline + ATP + 2 H2O = ADP + H(+) + L-glutamate +
CC         phosphate; Xref=Rhea:RHEA:10348, ChEBI:CHEBI:15377,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:29985, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:43474, ChEBI:CHEBI:58402, ChEBI:CHEBI:456216; EC=3.5.2.9;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00691};
CC   -!- SUBUNIT: Forms a complex composed of PxpA, PxpB and PxpC.
CC       {ECO:0000255|HAMAP-Rule:MF_00691}.
CC   -!- SIMILARITY: Belongs to the LamB/PxpA family. {ECO:0000255|HAMAP-
CC       Rule:MF_00691}.
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DR   EMBL; CP000115; ABA04764.1; -; Genomic_DNA.
DR   RefSeq; WP_011314770.1; NC_007406.1.
DR   AlphaFoldDB; Q3SSH7; -.
DR   SMR; Q3SSH7; -.
DR   STRING; 323098.Nwi_1503; -.
DR   EnsemblBacteria; ABA04764; ABA04764; Nwi_1503.
DR   KEGG; nwi:Nwi_1503; -.
DR   eggNOG; COG1540; Bacteria.
DR   HOGENOM; CLU_069535_0_0_5; -.
DR   OMA; DRTYKQD; -.
DR   OrthoDB; 918580at2; -.
DR   Proteomes; UP000002531; Chromosome.
DR   GO; GO:0017168; F:5-oxoprolinase (ATP-hydrolyzing) activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0005975; P:carbohydrate metabolic process; IEA:InterPro.
DR   HAMAP; MF_00691; PxpA; 1.
DR   InterPro; IPR011330; Glyco_hydro/deAcase_b/a-brl.
DR   InterPro; IPR005501; LamB/YcsF/PxpA-like.
DR   PANTHER; PTHR30292; PTHR30292; 1.
DR   Pfam; PF03746; LamB_YcsF; 1.
DR   SUPFAM; SSF88713; SSF88713; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Hydrolase; Nucleotide-binding; Reference proteome.
FT   CHAIN           1..255
FT                   /note="5-oxoprolinase subunit A"
FT                   /id="PRO_1000045213"
SQ   SEQUENCE   255 AA;  26808 MW;  3003C962F321BE68 CRC64;
     MTIDLNCDLG ESFGVWPMGS DAAMIELATS VNIACGFHAG DADTMRKTVD LAGTHGVNIG
     AHPGYRDLHG FGRRPIAGLT SGEIENLVAY QIGALQAIAT MAGHRVTHVK AHGALSNVAC
     EDDMTARAIA SAVKAVDPGL VFVVPANSRL VAAGEAAGLP LAHEVFADRA YEDDGSLVSR
     RKPGAVLHNA DEIARRVVTM LQSGEVVSIT GKPIRMRMDT VCIHGDTPDA VRIARTLRQA
     LKDNGIAVAP FNLIK