ID DDL_SINMW Reviewed; 308 AA.
AC A6UB80;
DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT 21-AUG-2007, sequence version 1.
DT 18-JUN-2025, entry version 97.
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=Smed_2077;
OS Sinorhizobium medicae (strain WSM419) (Ensifer medicae).
OC Bacteria; Pseudomonadati; Pseudomonadota; Alphaproteobacteria;
OC Hyphomicrobiales; Rhizobiaceae; Sinorhizobium/Ensifer group; Sinorhizobium.
OX NCBI_TaxID=366394;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=WSM419;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA Tice H., Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Schmutz J.,
RA Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N., Reeve W.G.,
RA Richardson P.;
RT "Complete sequence of Sinorhizobium medicae WSM419 chromosome.";
RL Submitted (JUN-2007) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Cell wall formation. {ECO:0000255|HAMAP-Rule:MF_00047}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2 D-alanine + ATP = D-alanyl-D-alanine + ADP + phosphate +
CC H(+); Xref=Rhea:RHEA:11224, ChEBI:CHEBI:15378, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:57416, ChEBI:CHEBI:57822,
CC ChEBI:CHEBI:456216; EC=6.3.2.4; Evidence={ECO:0000255|HAMAP-
CC 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; CP000738; ABR60910.1; -; Genomic_DNA.
DR RefSeq; WP_011976207.1; NC_009636.1.
DR RefSeq; YP_001327745.1; NC_009636.1.
DR AlphaFoldDB; A6UB80; -.
DR SMR; A6UB80; -.
DR STRING; 366394.Smed_2077; -.
DR KEGG; smd:Smed_2077; -.
DR PATRIC; fig|366394.8.peg.5235; -.
DR eggNOG; COG1181; Bacteria.
DR HOGENOM; CLU_039268_1_1_5; -.
DR OrthoDB; 9813261at2; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000001108; 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; 3.40.50.20; -; 1.
DR Gene3D; 3.30.1490.20; ATP-grasp fold, A domain; 1.
DR Gene3D; 3.30.470.20; ATP-grasp fold, B domain; 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 NCBIfam; TIGR01205; D_ala_D_alaTIGR; 1.
DR NCBIfam; NF002378; PRK01372.1; 1.
DR PANTHER; PTHR23132; D-ALANINE--D-ALANINE LIGASE; 1.
DR PANTHER; PTHR23132:SF23; D-ALANINE--D-ALANINE LIGASE B; 1.
DR Pfam; PF07478; Dala_Dala_lig_C; 1.
DR Pfam; PF01820; Dala_Dala_lig_N; 1.
DR PIRSF; PIRSF039102; Ddl/VanB; 1.
DR SUPFAM; SSF56059; Glutathione synthetase ATP-binding domain-like; 1.
DR SUPFAM; SSF52440; PreATP-grasp domain; 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..308
FT /note="D-alanine--D-alanine ligase"
FT /id="PRO_1000030491"
FT DOMAIN 102..302
FT /note="ATP-grasp"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 128..183
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 252
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 269
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 269
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 271
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
SQ SEQUENCE 308 AA; 33524 MW; 5F1181E88A9FC57B CRC64;
MSSKHVAVLL GGFSSERPVS LSSGTACADA LEGEGYRVTR VDVGHDVAAV LQELRPDVVF
NALHGPFGED GTIQGILEYL EIPYTHSGVL ASALAMDKAQ AKHVAKAAGI PVAEAVVMDR
RSFGNQHPMK PPYVVKPVRE GSSFGVVIVK EDQSHPPQVI TSSDWRYGDR IMVERYVAGR
EFTCGVMGDV ALGVTEIIPQ GHAFYDYDSK YVKGGSKHVI PAQVSPNIYQ KIQTLALKAH
QAIGCRGVSR SDFRFDDRGD GEGELIWLEI NTQPGMTPTS LVPEMAQHAG LRFGEFLRWM
VEDASCLR
//
