ID   DDL_MYCSM               Reviewed;         373 AA.
AC   Q9ZGN0;
DT   30-MAY-2000, integrated into UniProtKB/Swiss-Prot.
DT   01-MAY-1999, sequence version 1.
DT   03-AUG-2022, entry version 109.
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};
OS   Mycolicibacterium smegmatis (Mycobacterium smegmatis).
OC   Bacteria; Actinobacteria; Corynebacteriales; Mycobacteriaceae;
OC   Mycolicibacterium.
OX   NCBI_TaxID=1772;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA   Belanger A.E., Porter J.C., Hatfull G.F.;
RT   "A temperature-sensitive mutant of Mycobacterium smegmatis which is
RT   defective in cell wall biosynthesis.";
RL   Submitted (JUL-1998) 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; AF077728; AAC99396.1; -; Genomic_DNA.
DR   RefSeq; WP_011728314.1; NZ_UGQO01000002.1.
DR   AlphaFoldDB; Q9ZGN0; -.
DR   SMR; Q9ZGN0; -.
DR   GeneID; 66733809; -.
DR   KEGG; msh:LI98_11915; -.
DR   KEGG; msn:LI99_11910; -.
DR   OMA; NTTPGMT; -.
DR   BRENDA; 6.3.2.4; 3512.
DR   UniPathway; UPA00219; -.
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..373
FT                   /note="D-alanine--D-alanine ligase"
FT                   /id="PRO_0000177843"
FT   DOMAIN          156..363
FT                   /note="ATP-grasp"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         184..239
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         318
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         330
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         330
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         332
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
SQ   SEQUENCE   373 AA;  39232 MW;  FE7151D858C39D43 CRC64;
     MTAPNHPPGR TRVAVVYGGR SSEHAISCVS AGSILRNLDP ERFEVVAIGI TPDGSWVLTD
     GRPETLAITD GKLPAVTEAS GTELALPAAP NRSGQLLALG NGPGEILAAV DVVFPVLHGP
     YGEDGTIQGL LELAGVPYVG SGVLASAAGM DKEYTKKLLA AEGLPIGDQV VLRPGVETLD
     LEQRERLGLP VFVKPARGGS SIGVSRVTAW DELPAAVALA RRHDPKVIVE AAVIGRELEC
     GVLEFPDGRL EASTVGEIRV AGVRGREDGF YDFATKYLED AAELDVPAKV DDDVADEIRQ
     LAVRAFTAIG CQGLARVDFF LTDDGPVINE INTMPGFTTI SMYPRMWAAG GIDYPTLLAA
     MVDTAIARGT GLR