ID   MURI_BUCBP              Reviewed;         263 AA.
AC   P59574;
DT   11-APR-2003, integrated into UniProtKB/Swiss-Prot.
DT   11-APR-2003, sequence version 1.
DT   02-SEP-2026, entry version 117.
DE   RecName: Full=Glutamate racemase {ECO:0000255|HAMAP-Rule:MF_00258};
DE            EC=5.1.1.3 {ECO:0000255|HAMAP-Rule:MF_00258};
GN   Name=murI {ECO:0000255|HAMAP-Rule:MF_00258};
GN   OrderedLocusNames=bbp_502;
OS   Buchnera aphidicola subsp. Baizongia pistaciae (strain Bp).
OC   Bacteria; Pseudomonadati; Pseudomonadota; Gammaproteobacteria;
OC   Enterobacterales; Erwiniaceae; Buchnera.
OX   NCBI_TaxID=224915;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Bp;
RX   PubMed=12522265; DOI=10.1073/pnas.0235981100;
RA   van Ham R.C.H.J., Kamerbeek J., Palacios C., Rausell C., Abascal F.,
RA   Bastolla U., Fernandez J.M., Jimenez L., Postigo M., Silva F.J.,
RA   Tamames J., Viguera E., Latorre A., Valencia A., Moran F., Moya A.;
RT   "Reductive genome evolution in Buchnera aphidicola.";
RL   Proc. Natl. Acad. Sci. U.S.A. 100:581-586(2003).
CC   -!- FUNCTION: Provides the (R)-glutamate required for cell wall
CC       biosynthesis. {ECO:0000255|HAMAP-Rule:MF_00258}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=L-glutamate = D-glutamate; Xref=Rhea:RHEA:12813,
CC         ChEBI:CHEBI:29985, ChEBI:CHEBI:29986; EC=5.1.1.3;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00258};
CC   -!- PATHWAY: Cell wall biogenesis; peptidoglycan biosynthesis.
CC       {ECO:0000255|HAMAP-Rule:MF_00258}.
CC   -!- SIMILARITY: Belongs to the aspartate/glutamate racemases family.
CC       {ECO:0000255|HAMAP-Rule:MF_00258}.
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DR   EMBL; AE016826; AAO27207.1; -; Genomic_DNA.
DR   RefSeq; WP_011091608.1; NC_004545.1.
DR   AlphaFoldDB; P59574; -.
DR   SMR; P59574; -.
DR   STRING; 224915.bbp_502; -.
DR   KEGG; bab:bbp_502; -.
DR   eggNOG; COG0796; Bacteria.
DR   HOGENOM; CLU_052344_2_0_6; -.
DR   OrthoDB; 9801055at2; -.
DR   UniPathway; UPA00219; -.
DR   Proteomes; UP000000601; Chromosome.
DR   GO; GO:0008881; F:glutamate racemase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0009252; P:peptidoglycan biosynthetic process; IEA:UniProtKB-UniRule.
DR   FunFam; 3.40.50.1860:FF:000001; Glutamate racemase; 1.
DR   Gene3D; 3.40.50.1860; -; 2.
DR   HAMAP; MF_00258; Glu_racemase; 1.
DR   InterPro; IPR001920; Asp/Glu_race.
DR   InterPro; IPR033134; Asp/Glu_racemase_AS_2.
DR   InterPro; IPR004391; Glu_race.
DR   NCBIfam; TIGR00067; glut_race; 1.
DR   PANTHER; PTHR21198; GLUTAMATE RACEMASE; 1.
DR   PANTHER; PTHR21198:SF2; GLUTAMATE RACEMASE; 1.
DR   SUPFAM; SSF53681; Aspartate/glutamate racemase; 2.
DR   PROSITE; PS00924; ASP_GLU_RACEMASE_2; 1.
PE   3: Inferred from homology;
KW   Cell shape; Cell wall biogenesis/degradation; Isomerase;
KW   Peptidoglycan synthesis; Reference proteome.
FT   CHAIN           1..263
FT                   /note="Glutamate racemase"
FT                   /id="PRO_0000095461"
FT   ACT_SITE        75
FT                   /note="Proton donor/acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00258"
FT   ACT_SITE        187
FT                   /note="Proton donor/acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00258"
FT   BINDING         11..12
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00258"
FT   BINDING         43..44
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00258"
FT   BINDING         76..77
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00258"
FT   BINDING         188..189
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00258"
SQ   SEQUENCE   263 AA;  30533 MW;  628450BAE47C9752 CRC64;
     MNLKNYIIIF DSSLGGLSIY KQIKKKFPYM NYIYVCDNKN FPYGEKDEIF ILKRSIKIIS
     TITKKITTIL VILACNTITV TSLTTLKNFF NFPIIGVIPN LNKARKITKN NIIGLLGTKI
     TIHHYYIQNH ISLFVPKYKI KLLANNTLVK IAEQKIKNQL ISTKNIKFIL EPLLKKHNMP
     DTLILGCTHF SFLKEEIKKI FPKKIQIIDS KVHIPKNIST ILARNLKTTN NNIAFFSKKI
     ITTKTIHYLL KKYNFKKIKE LNT
//