ID DDL_SHESW Reviewed; 337 AA.
AC A1RK54;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 06-FEB-2007, sequence version 1.
DT 18-JUN-2025, entry version 102.
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=Sputw3181_2224;
OS Shewanella sp. (strain W3-18-1).
OC Bacteria; Pseudomonadati; Pseudomonadota; Gammaproteobacteria;
OC Alteromonadales; Shewanellaceae; Shewanella.
OX NCBI_TaxID=351745;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=W3-18-1;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M.,
RA Hauser L., Kyrpides N., Lykidis A., Tiedje J., Richardson P.;
RT "Complete sequence of Shewanella sp. W3-18-1.";
RL Submitted (DEC-2006) 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; CP000503; ABM25049.1; -; Genomic_DNA.
DR RefSeq; WP_011789515.1; NC_008750.1.
DR AlphaFoldDB; A1RK54; -.
DR SMR; A1RK54; -.
DR KEGG; shw:Sputw3181_2224; -.
DR HOGENOM; CLU_039268_0_0_6; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000002597; Chromosome.
DR GO; GO:0005829; C:cytosol; IEA:TreeGrafter.
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 FunFam; 3.40.50.20:FF:000034; 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; NF002527; PRK01966.1-3; 1.
DR NCBIfam; NF002528; PRK01966.1-4; 1.
DR PANTHER; PTHR23132; D-ALANINE--D-ALANINE LIGASE; 1.
DR PANTHER; PTHR23132:SF25; D-ALANINE--D-ALANINE LIGASE A; 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..337
FT /note="D-alanine--D-alanine ligase"
FT /id="PRO_1000074796"
FT DOMAIN 124..330
FT /note="ATP-grasp"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 154..209
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 284
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 297
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 297
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 299
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
SQ SEQUENCE 337 AA; 37699 MW; DDFDF5D66C245D98 CRC64;
MSRINLLLLC GGGSAEHDIS LMSANYFESS LAKSDQFSVL RVELDKLGQY RTAAGDECEL
TNNREIRFRD ETKAPWPVDY VIPCIHGYPG ETGDIQSYFN LIQLPYFGCE SEASSNCFNK
ITAKMWFSAL GIPNTPYIFL HQYDDEAISQ AQTALANWGS IFIKAASQGS SVGCYKVDDS
SKVAQVLKDA FGYAPYVVVE KTIKARELEV AVYEYNGEIV ATLPGEIICD TNTFYTFDEK
YAKSSKARTD VVAKDVSVEL SEQIRAYAIK AFKGMKLRHL SRIDFFLTAE NEILLNEINT
FPGSTPISMF PKMLQNHGHD FTEYLSLVIN NQLSAKD
//
