ID   DDL_RICRS               Reviewed;         321 AA.
AC   A8GRC1;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   13-NOV-2007, sequence version 1.
DT   03-AUG-2022, entry version 83.
DE   RecName: Full=D-alanine--D-alanine ligase {ECO:0000255|HAMAP-Rule:MF_00047};
DE            EC=6.3.2.4 {ECO:0000255|HAMAP-Rule:MF_00047};
DE   AltName: Full=D-Ala-D-Ala ligase {ECO:0000255|HAMAP-Rule:MF_00047};
DE   AltName: Full=D-alanylalanine synthetase {ECO:0000255|HAMAP-Rule:MF_00047};
GN   Name=ddl {ECO:0000255|HAMAP-Rule:MF_00047}; OrderedLocusNames=A1G_01910;
OS   Rickettsia rickettsii (strain Sheila Smith).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Rickettsiales;
OC   Rickettsiaceae; Rickettsieae; Rickettsia; spotted fever group.
OX   NCBI_TaxID=392021;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=Sheila Smith;
RA   Madan A., Fahey J., Helton E., Ketteman M., Madan A., Rodrigues S.,
RA   Sanchez A., Dasch G., Eremeeva M.;
RT   "Complete genome sequence of Rickettsia rickettsii.";
RL   Submitted (SEP-2007) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Cell wall formation. {ECO:0000255|HAMAP-Rule:MF_00047}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=ATP + 2 D-alanine = ADP + D-alanyl-D-alanine + H(+) +
CC         phosphate; Xref=Rhea:RHEA:11224, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:30616, ChEBI:CHEBI:43474, ChEBI:CHEBI:57416,
CC         ChEBI:CHEBI:57822, ChEBI:CHEBI:456216; EC=6.3.2.4;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00047};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000250};
CC       Name=Mn(2+); Xref=ChEBI:CHEBI:29035; Evidence={ECO:0000250};
CC       Note=Binds 2 magnesium or manganese ions per subunit. {ECO:0000250};
CC   -!- PATHWAY: Cell wall biogenesis; peptidoglycan biosynthesis.
CC       {ECO:0000255|HAMAP-Rule:MF_00047}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00047}.
CC   -!- SIMILARITY: Belongs to the D-alanine--D-alanine ligase family.
CC       {ECO:0000255|HAMAP-Rule:MF_00047}.
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DR   EMBL; CP000848; ABV75946.1; -; Genomic_DNA.
DR   RefSeq; WP_012150548.1; NC_009882.1.
DR   AlphaFoldDB; A8GRC1; -.
DR   SMR; A8GRC1; -.
DR   EnsemblBacteria; ABV75946; ABV75946; A1G_01910.
DR   GeneID; 45538924; -.
DR   KEGG; rri:A1G_01910; -.
DR   HOGENOM; CLU_039268_1_1_5; -.
DR   OMA; NTTPGMT; -.
DR   UniPathway; UPA00219; -.
DR   Proteomes; UP000006832; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR   GO; GO:0008716; F:D-alanine-D-alanine ligase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
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   Gene3D; 3.30.1490.20; -; 1.
DR   HAMAP; MF_00047; Dala_Dala_lig; 1.
DR   InterPro; IPR011761; ATP-grasp.
DR   InterPro; IPR013815; ATP_grasp_subdomain_1.
DR   InterPro; IPR000291; D-Ala_lig_Van_CS.
DR   InterPro; IPR005905; D_ala_D_ala.
DR   InterPro; IPR011095; Dala_Dala_lig_C.
DR   InterPro; IPR011127; Dala_Dala_lig_N.
DR   InterPro; IPR016185; PreATP-grasp_dom_sf.
DR   Pfam; PF07478; Dala_Dala_lig_C; 1.
DR   Pfam; PF01820; Dala_Dala_lig_N; 1.
DR   PIRSF; PIRSF039102; Ddl/VanB; 1.
DR   SUPFAM; SSF52440; SSF52440; 1.
DR   TIGRFAMs; TIGR01205; D_ala_D_alaTIGR; 1.
DR   PROSITE; PS50975; ATP_GRASP; 1.
DR   PROSITE; PS00843; DALA_DALA_LIGASE_1; 1.
DR   PROSITE; PS00844; DALA_DALA_LIGASE_2; 1.
PE   3: Inferred from homology;
KW   ATP-binding; Cell shape; Cell wall biogenesis/degradation; Cytoplasm;
KW   Ligase; Magnesium; Manganese; Metal-binding; Nucleotide-binding;
KW   Peptidoglycan synthesis.
FT   CHAIN           1..321
FT                   /note="D-alanine--D-alanine ligase"
FT                   /id="PRO_1000030488"
FT   DOMAIN          121..315
FT                   /note="ATP-grasp"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         147..199
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         268
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         282
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         282
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         284
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
SQ   SEQUENCE   321 AA;  35847 MW;  4EA3B39683D3BC4C CRC64;
     MHKYQTHWVE HSIVKILSST GKKHIALMAG GMSAEREVSL VSSEGVSKAL IELGYRVTFI
     DMGADIAVRL QEIKPDIVFN CLHGTYGEDG GLPGLLNIMR IPYTHSGVLS SALAFDKIHS
     RIWFLTNNIN MAESIVVNKS DNIKNDPMKR PYVIKPLTQG SSIGVEVIFA EDDFNFADYD
     FPYGDQVIIE QYIKGRELQV AVLNGKALGA LEIKLLKNRF YDYETKYTAG FADHLCPAPL
     PANLYEKLLI ESEKIYKTMN CKGPARAEFI LEEQTNKLYA LEINTHPGMM SLSIVPEIAA
     YAGINFTNLI EEIIKTASFE S