ID DDL_ACTP2 Reviewed; 303 AA. AC A3MY92; DT 15-JAN-2008, integrated into UniProtKB/Swiss-Prot. DT 03-APR-2007, sequence version 1. DT 02-SEP-2026, entry version 116. 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}; GN OrderedLocusNames=APL_0020; OS Actinobacillus pleuropneumoniae serotype 5b (strain L20). OC Bacteria; Pseudomonadati; Pseudomonadota; Gammaproteobacteria; OC Pasteurellales; Pasteurellaceae; Actinobacillus. OX NCBI_TaxID=416269; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=L20; RX PubMed=18065534; DOI=10.1128/jb.01845-07; RA Foote S.J., Bosse J.T., Bouevitch A.B., Langford P.R., Young N.M., RA Nash J.H.E.; RT "The complete genome sequence of Actinobacillus pleuropneumoniae L20 RT (serotype 5b)."; RL J. Bacteriol. 190:1495-1496(2008). 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}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP000569; ABN73128.1; -; Genomic_DNA. DR RefSeq; WP_005595616.1; NC_009053.1. DR AlphaFoldDB; A3MY92; -. DR SMR; A3MY92; -. DR STRING; 416269.APL_0020; -. DR EnsemblBacteria; ABN73128; ABN73128; APL_0020. DR GeneID; 48598161; -. DR KEGG; apl:APL_0020; -. DR eggNOG; COG1181; Bacteria. DR HOGENOM; CLU_039268_1_2_6; -. DR UniPathway; UPA00219; -. DR GO; GO:0005829; C:cytosol; IEA:TreeGrafter. DR GO; GO:0005524; F:ATP binding; IEA:InterPro. DR GO; GO:0008716; F:D-alanine-D-alanine ligase activity; IEA:UniProtKB-UniRule. DR GO; GO:0046872; F:metal ion binding; IEA:InterPro. DR GO; GO:0009252; P:peptidoglycan biosynthetic process; IEA:UniProtKB-UniRule. DR FunFam; 3.30.1490.20:FF:000007; D-alanine--D-alanine ligase; 1. DR FunFam; 3.30.470.20:FF:000008; D-alanine--D-alanine ligase; 1. DR FunFam; 3.40.50.20:FF:000013; D-alanine--D-alanine ligase; 1. 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..303 FT /note="D-alanine--D-alanine ligase" FT /id="PRO_1000030421" FT DOMAIN 104..300 FT /note="ATP-grasp" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047" FT BINDING 132..187 FT /ligand="ATP" FT /ligand_id="ChEBI:CHEBI:30616" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047" FT BINDING 254 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047" FT BINDING 267 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_label="1" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047" FT BINDING 267 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_label="2" 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" SQ SEQUENCE 303 AA; 32704 MW; 620151A5C69B3D2E CRC64; MSIKDEKIAV LFGGVSQERE VSLNSGAAVT EALKSLGYNV EGIDTKDFPI EKLKEKGIQR VFNILHGGIG ENGVLQGALE QMGIPYTGCG VMASAVTLDK FRTKLMWQAV GLPTADMVVV RRGEAVDSEQ IIAKLGLPVF VKPSSEGSSV GVTKVKTVEQ LLPAVEEALK FDSIVLVEAF LAGKEYSVPV LDGQVLPAVQ IIPEGEFYDY HAKYISDNTQ YLVPALSDDR QAEVAELVKA AYEVVGCRGW SRIDVMEDAN GHFNLVEVNT CPGMTSHSIF PKSAATVGIP FEKLVERVLE LSA //