ID DDL_SULNB Reviewed; 346 AA.
AC A6Q6M8;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 21-AUG-2007, sequence version 1.
DT 27-MAR-2024, entry version 111.
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=SUN_0177;
OS Sulfurovum sp. (strain NBC37-1).
OC Bacteria; Campylobacterota; Epsilonproteobacteria; Campylobacterales;
OC Sulfurovaceae; Sulfurovum.
OX NCBI_TaxID=387093;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NBC37-1;
RX PubMed=17615243; DOI=10.1073/pnas.0700687104;
RA Nakagawa S., Takaki Y., Shimamura S., Reysenbach A.-L., Takai K.,
RA Horikoshi K.;
RT "Deep-sea vent epsilon-proteobacterial genomes provide insights into
RT emergence of pathogens.";
RL Proc. Natl. Acad. Sci. U.S.A. 104:12146-12150(2007).
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; AP009179; BAF71137.1; -; Genomic_DNA.
DR RefSeq; WP_011979870.1; NC_009663.1.
DR AlphaFoldDB; A6Q6M8; -.
DR SMR; A6Q6M8; -.
DR STRING; 387093.SUN_0177; -.
DR KEGG; sun:SUN_0177; -.
DR eggNOG; COG1181; Bacteria.
DR HOGENOM; CLU_039268_0_2_7; -.
DR OrthoDB; 9813261at2; -.
DR UniPathway; UPA00219; -.
DR Proteomes; UP000006378; 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 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 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..346
FT /note="D-alanine--D-alanine ligase"
FT /id="PRO_1000074801"
FT DOMAIN 134..340
FT /note="ATP-grasp"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 161..212
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 296
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="1"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 296
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
FT BINDING 298
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /ligand_label="2"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00047"
SQ SEQUENCE 346 AA; 39235 MW; F367FCAD762D3950 CRC64;
MNIAILFGGS SFEHEISIVS AITMKKVLKK STLTYIFVSA DRKFYLIDTE KINSKLFSSG
EYKKGKQLVL KNDGFFTKGM FGSKQVAFDV LLNLIHGRDG EDGKVASMME FFNIPYISPR
LEASAMSYNK LYTKFLAESL GVKTVPYEHL SKNGDRKISM EYPVIIKPVR LGSSIGVSIV
KSEAELDYAL DVAFEFDNDV IVEPFIDGVK EFNQAGCHTG DWELSIVEEP QKEEFLDFEK
KYMDFSRDSQ VLSADISEEL KNNIQVTFKK IYDPLFMGSI IRCDFFVVND EILLNEINPI
PGSMANYLFP DFEGMVWRLS KALPKEKNIS IDYTYIHSIQ SAKGKA
//
