ID   PXPA_HELMI              Reviewed;         254 AA.
AC   B0TAN9;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   08-APR-2008, sequence version 1.
DT   25-MAY-2022, entry version 68.
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=Helmi_10660;
GN   ORFNames=HM1_0870;
OS   Heliobacterium modesticaldum (strain ATCC 51547 / Ice1).
OC   Bacteria; Firmicutes; Clostridia; Eubacteriales; Heliobacteriaceae;
OC   Heliomicrobium.
OX   NCBI_TaxID=498761;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 51547 / Ice1;
RX   PubMed=18441057; DOI=10.1128/jb.00299-08;
RA   Sattley W.M., Madigan M.T., Swingley W.D., Cheung P.C., Clocksin K.M.,
RA   Conrad A.L., Dejesa L.C., Honchak B.M., Jung D.O., Karbach L.E.,
RA   Kurdoglu A., Lahiri S., Mastrian S.D., Page L.E., Taylor H.L., Wang Z.T.,
RA   Raymond J., Chen M., Blankenship R.E., Touchman J.W.;
RT   "The genome of Heliobacterium modesticaldum, a phototrophic representative
RT   of the Firmicutes containing the simplest photosynthetic apparatus.";
RL   J. Bacteriol. 190:4687-4696(2008).
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; CP000930; ABZ83691.1; -; Genomic_DNA.
DR   RefSeq; WP_012282214.1; NC_010337.2.
DR   AlphaFoldDB; B0TAN9; -.
DR   SMR; B0TAN9; -.
DR   STRING; 498761.HM1_0870; -.
DR   EnsemblBacteria; ABZ83691; ABZ83691; HM1_0870.
DR   KEGG; hmo:HM1_0870; -.
DR   eggNOG; COG1540; Bacteria.
DR   HOGENOM; CLU_069535_0_0_9; -.
DR   OMA; DRTYKQD; -.
DR   OrthoDB; 918580at2; -.
DR   Proteomes; UP000008550; 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..254
FT                   /note="5-oxoprolinase subunit A"
FT                   /id="PRO_1000132061"
SQ   SEQUENCE   254 AA;  26439 MW;  A8390D9CA68271A9 CRC64;
     MRIDLNCDIG ESFGAYRIGC DAEMIAIASS VNIACGFHGG DPDVMAVTVE RALQSGVAIG
     AHPGFPDLAG FGRREMRLRP SEVTNLIIYQ IGALQAFVQA AGGRLHHVKP HGALYNMAAV
     DDELAAAVAL AVKRVDPQLV LYALAGSCLV ETAKRLGLTV AQEAFVDRAY RSDGTLAPRN
     LAGAVITDPE TAGTRAVAMV KTGCIPSMDG DLIRIDADTL CLHGDNPGAA AIAKAVRASL
     ETAGIAVKAG FERT