ID   MURI_STRTD              Reviewed;         271 AA.
AC   Q03MG1;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   14-NOV-2006, sequence version 1.
DT   03-AUG-2022, entry version 92.
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}; OrderedLocusNames=STER_0302;
OS   Streptococcus thermophilus (strain ATCC BAA-491 / LMD-9).
OC   Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC   Streptococcus.
OX   NCBI_TaxID=322159;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-491 / LMD-9;
RX   PubMed=17030793; DOI=10.1073/pnas.0607117103;
RA   Makarova K.S., Slesarev A., Wolf Y.I., Sorokin A., Mirkin B., Koonin E.V.,
RA   Pavlov A., Pavlova N., Karamychev V., Polouchine N., Shakhova V.,
RA   Grigoriev I., Lou Y., Rohksar D., Lucas S., Huang K., Goodstein D.M.,
RA   Hawkins T., Plengvidhya V., Welker D., Hughes J., Goh Y., Benson A.,
RA   Baldwin K., Lee J.-H., Diaz-Muniz I., Dosti B., Smeianov V., Wechter W.,
RA   Barabote R., Lorca G., Altermann E., Barrangou R., Ganesan B., Xie Y.,
RA   Rawsthorne H., Tamir D., Parker C., Breidt F., Broadbent J.R., Hutkins R.,
RA   O'Sullivan D., Steele J., Unlu G., Saier M.H. Jr., Klaenhammer T.,
RA   Richardson P., Kozyavkin S., Weimer B.C., Mills D.A.;
RT   "Comparative genomics of the lactic acid bacteria.";
RL   Proc. Natl. Acad. Sci. U.S.A. 103:15611-15616(2006).
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; CP000419; ABJ65611.1; -; Genomic_DNA.
DR   RefSeq; WP_011226849.1; NC_008532.1.
DR   AlphaFoldDB; Q03MG1; -.
DR   SMR; Q03MG1; -.
DR   KEGG; ste:STER_0302; -.
DR   HOGENOM; CLU_052344_0_2_9; -.
DR   OMA; MPWGPRT; -.
DR   UniPathway; UPA00219; -.
DR   GO; GO:0008881; F:glutamate racemase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0071555; P:cell wall organization; IEA:UniProtKB-KW.
DR   GO; GO:0009252; P:peptidoglycan biosynthetic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0008360; P:regulation of cell shape; IEA:UniProtKB-KW.
DR   HAMAP; MF_00258; Glu_racemase; 1.
DR   InterPro; IPR015942; Asp/Glu/hydantoin_racemase.
DR   InterPro; IPR001920; Asp/Glu_race.
DR   InterPro; IPR018187; Asp/Glu_racemase_AS_1.
DR   InterPro; IPR033134; Asp/Glu_racemase_AS_2.
DR   InterPro; IPR004391; Glu_race.
DR   PANTHER; PTHR21198:SF2; PTHR21198:SF2; 1.
DR   Pfam; PF01177; Asp_Glu_race; 1.
DR   SUPFAM; SSF53681; SSF53681; 2.
DR   TIGRFAMs; TIGR00067; glut_race; 1.
DR   PROSITE; PS00923; ASP_GLU_RACEMASE_1; 1.
DR   PROSITE; PS00924; ASP_GLU_RACEMASE_2; 1.
PE   3: Inferred from homology;
KW   Cell shape; Cell wall biogenesis/degradation; Isomerase;
KW   Peptidoglycan synthesis.
FT   CHAIN           1..271
FT                   /note="Glutamate racemase"
FT                   /id="PRO_1000047633"
FT   ACT_SITE        73
FT                   /note="Proton donor/acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00258"
FT   ACT_SITE        183
FT                   /note="Proton donor/acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00258"
FT   BINDING         10..11
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00258"
FT   BINDING         42..43
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00258"
FT   BINDING         74..75
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00258"
FT   BINDING         184..185
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00258"
SQ   SEQUENCE   271 AA;  30033 MW;  BB555070ED51CDAF CRC64;
     MDNRPIGFLD SGVGGLTVVR ELKRQLPHES IVYIGDSARA PYGPRPAGQI REYTWQLVKF
     LLTKDVKMIV IACNTATAVV WEEIKESLDI PVLGVVLPGS SAAIKSSRSG QIGVIGTPMT
     ISSNIYEQKI KRLAPQMNVL SLSCPRFAPI VESNEINSSV AKKIVYESMA PLVDRVDTLV
     LGCTHYPLLR PIIQNVMGLS VKLIDSGAET VRDVSVLLNY FEINRSREVK DKTEEYYTTA
     SVLGFKEIAE QWLGEEVTVQ HVDLDKELEN D