ID   DDL_TRIEI               Reviewed;         366 AA.
AC   Q10X06;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   22-AUG-2006, sequence version 1.
DT   27-MAR-2024, entry version 100.
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=Tery_4217;
OS   Trichodesmium erythraeum (strain IMS101).
OC   Bacteria; Cyanobacteriota; Cyanophyceae; Oscillatoriophycideae;
OC   Oscillatoriales; Microcoleaceae; Trichodesmium.
OX   NCBI_TaxID=203124;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=IMS101;
RX   PubMed=25831533; DOI=10.1073/pnas.1422332112;
RA   Walworth N., Pfreundt U., Nelson W.C., Mincer T., Heidelberg J.F., Fu F.,
RA   Waterbury J.B., Glavina del Rio T., Goodwin L., Kyrpides N.C., Land M.L.,
RA   Woyke T., Hutchins D.A., Hess W.R., Webb E.A.;
RT   "Trichodesmium genome maintains abundant, widespread noncoding DNA in situ,
RT   despite oligotrophic lifestyle.";
RL   Proc. Natl. Acad. Sci. U.S.A. 112:4251-4256(2015).
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; CP000393; ABG53218.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q10X06; -.
DR   SMR; Q10X06; -.
DR   STRING; 203124.Tery_4217; -.
DR   KEGG; ter:Tery_4217; -.
DR   eggNOG; COG1181; Bacteria.
DR   HOGENOM; CLU_039268_0_0_3; -.
DR   OrthoDB; 9813261at2; -.
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; 3.40.50.20; -; 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   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..366
FT                   /note="D-alanine--D-alanine ligase"
FT                   /id="PRO_1000030518"
FT   DOMAIN          149..358
FT                   /note="ATP-grasp"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         185..240
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         311
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         325
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         325
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT   BINDING         327
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
SQ   SEQUENCE   366 AA;  40267 MW;  3FF8DEF47165703D CRC64;
     MTKLRVGLLF GGCSGEHEVS IRSAKVIATA LTKVQNKEKY ELIPIYIQKN GLWQPSDFSQ
     KVLNSDHPSL LQLTNENNHD LNTSLTQQSS SPLWQIPPQA AQVDVWFPIL HGPNGEDGTI
     QGLLKLMQVP FVGSGVLGSA MGMDKIAMKI AFDHAGLPQV KYQVVTRSQI WSNSCVFPKL
     CDDIETTLEY PCFVKPANLG SSVGIAKVRS RSELETALDN AASYDRRIIV EAGVEAKELE
     CAVLGNDMPK ASIVGEITYN SDFYDYETKY TEGKADLHIP ARVSEAIATK IKEMATQAFL
     AVDAAGLARV DFFYVEKTGE ILINEINTMP GFTSSSMYPM LWEASGIPFS ELVDTLIQLA
     LERHSK
//