ID   B2I9B1_XYLF2            Unreviewed;       320 AA.
AC   B2I9B1;
DT   10-JUN-2008, integrated into UniProtKB/TrEMBL.
DT   10-JUN-2008, sequence version 1.
DT   27-MAR-2024, entry version 99.
DE   RecName: Full=D-alanine--D-alanine ligase {ECO:0000256|ARBA:ARBA00012216, ECO:0000256|HAMAP-Rule:MF_00047};
DE            EC=6.3.2.4 {ECO:0000256|ARBA:ARBA00012216, ECO:0000256|HAMAP-Rule:MF_00047};
DE   AltName: Full=D-Ala-D-Ala ligase {ECO:0000256|HAMAP-Rule:MF_00047};
DE   AltName: Full=D-alanylalanine synthetase {ECO:0000256|HAMAP-Rule:MF_00047};
GN   Name=ddl {ECO:0000256|HAMAP-Rule:MF_00047};
GN   OrderedLocusNames=XfasM23_1967 {ECO:0000313|EMBL:ACB93366.1};
OS   Xylella fastidiosa (strain M23).
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Xanthomonadales;
OC   Xanthomonadaceae; Xylella.
OX   NCBI_TaxID=405441 {ECO:0000313|EMBL:ACB93366.1, ECO:0000313|Proteomes:UP000001698};
RN   [1] {ECO:0000313|EMBL:ACB93366.1, ECO:0000313|Proteomes:UP000001698}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=M23 {ECO:0000313|EMBL:ACB93366.1,
RC   ECO:0000313|Proteomes:UP000001698};
RX   PubMed=20601474; DOI=10.1128/JB.00651-10;
RA   Chen J., Xie G., Han S., Chertkov O., Sims D., Civerolo E.L.;
RT   "Whole genome sequences of two Xylella fastidiosa strains (M12 and M23)
RT   causing almond leaf scorch disease in California.";
RL   J. Bacteriol. 192:4534-4534(2010).
CC   -!- FUNCTION: Cell wall formation. {ECO:0000256|ARBA:ARBA00003921,
CC       ECO:0000256|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:0000256|ARBA:ARBA00000236, ECO:0000256|HAMAP-
CC         Rule:MF_00047};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000256|PIRSR:PIRSR039102-3};
CC       Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC         Evidence={ECO:0000256|PIRSR:PIRSR039102-3};
CC       Note=Binds 2 magnesium or manganese ions per subunit.
CC       {ECO:0000256|PIRSR:PIRSR039102-3};
CC   -!- COFACTOR:
CC       Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC         Evidence={ECO:0000256|ARBA:ARBA00001936};
CC   -!- PATHWAY: Cell wall biogenesis; peptidoglycan biosynthesis.
CC       {ECO:0000256|ARBA:ARBA00004752, ECO:0000256|HAMAP-Rule:MF_00047}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00047}.
CC   -!- SIMILARITY: Belongs to the D-alanine--D-alanine ligase family.
CC       {ECO:0000256|ARBA:ARBA00010871, ECO:0000256|HAMAP-Rule:MF_00047}.
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DR   EMBL; CP001011; ACB93366.1; -; Genomic_DNA.
DR   AlphaFoldDB; B2I9B1; -.
DR   KEGG; xfn:XfasM23_1967; -.
DR   HOGENOM; CLU_039268_1_2_6; -.
DR   UniPathway; UPA00219; -.
DR   Proteomes; UP000001698; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
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; 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:SF23; D-ALANINE--D-ALANINE LIGASE B; 1.
DR   Pfam; PF07478; Dala_Dala_lig_C; 1.
DR   PIRSF; PIRSF039102; Ddl/VanB; 2.
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 {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|PROSITE-
KW   ProRule:PRU00409};
KW   Cell shape {ECO:0000256|ARBA:ARBA00022960, ECO:0000256|HAMAP-
KW   Rule:MF_00047};
KW   Cell wall biogenesis/degradation {ECO:0000256|ARBA:ARBA00023316,
KW   ECO:0000256|HAMAP-Rule:MF_00047};
KW   Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00047};
KW   Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_00047};
KW   Magnesium {ECO:0000256|PIRSR:PIRSR039102-3};
KW   Manganese {ECO:0000256|ARBA:ARBA00023211, ECO:0000256|PIRSR:PIRSR039102-3};
KW   Metal-binding {ECO:0000256|PIRSR:PIRSR039102-3};
KW   Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|PROSITE-
KW   ProRule:PRU00409};
KW   Peptidoglycan synthesis {ECO:0000256|ARBA:ARBA00022984, ECO:0000256|HAMAP-
KW   Rule:MF_00047}.
FT   DOMAIN          119..317
FT                   /note="ATP-grasp"
FT                   /evidence="ECO:0000259|PROSITE:PS50975"
FT   BINDING         270
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR039102-3"
FT   BINDING         284
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR039102-3"
FT   BINDING         284
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR039102-3"
FT   BINDING         286
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR039102-3"
SQ   SEQUENCE   320 AA;  34613 MW;  C576A9CE4531A487 CRC64;
     MGMSIFSLSP RYTDPAVFGR VAVLLGGTSA EREVSLLSGR NVLEVLRMRG VDAQSVDGVP
     ALAQALVERR FDRVFNVLHG HNGGGEDGVV QGLMQAFGVP YTGSDVLGSA LSMDKVRTKQ
     VWLALGLPTP RYASLSVCAT AVEVRKAVEM LGFPVIIKPA KEGSSVGVSR VFALEHLEEA
     VALAARYEGE LLMEQLIEGD ELTVSILDEM ALPSIRIVPQ GQWYDYNAKY LAEDTQYVCP
     GLDDVAEAEI AQLALAAFHS VGCRGWGRVD VMRERGSGRF FLLEVNTAPG MTTHSLVPKA
     ASQLGMGFDD LVWRILEQTL
//