ID Q3T920_THECA Unreviewed; 319 AA. AC Q3T920; DT 11-OCT-2005, integrated into UniProtKB/TrEMBL. DT 11-OCT-2005, sequence version 1. DT 24-JAN-2024, entry version 103. DE RecName: Full=D-alanine--D-alanine ligase {ECO:0000256|HAMAP-Rule:MF_00047}; DE EC=6.3.2.4 {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 ECO:0000313|EMBL:CAJ29881.1}; OS Thermus caldophilus. OC Bacteria; Deinococcota; Deinococci; Thermales; Thermaceae; Thermus. OX NCBI_TaxID=272 {ECO:0000313|EMBL:CAJ29881.1}; RN [1] {ECO:0000313|EMBL:CAJ29881.1} RP NUCLEOTIDE SEQUENCE. RA Lee J., Eom S., Lee D.S.; RT "Crystal Structure of Thermus caldophilus D-alanine:D-alanine ligase in the RT Open Conformation."; RL Submitted (SEP-2005) to the EMBL/GenBank/DDBJ databases. RN [2] {ECO:0007829|PDB:2FB9} RP X-RAY CRYSTALLOGRAPHY (1.90 ANGSTROMS). RX PubMed=16779845; DOI=10.1002/prot.20927; RA Lee J.H., Na Y., Song H.E., Kim D., Park B.H., Rho S.H., Im Y.J., Kim M.K., RA Kang G.B., Lee D.S., Eom S.H.; RT "Crystal structure of the apo form of D-alanine: D-alanine ligase (Ddl) RT from Thermus caldophilus: a basis for the substrate-induced conformational RT changes."; RL Proteins 64:1078-1082(2006). CC -!- FUNCTION: Cell wall formation. {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|HAMAP-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|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}. 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; AM084747; CAJ29881.1; -; Genomic_DNA. DR PDB; 2FB9; X-ray; 1.90 A; A=1-319. DR PDBsum; 2FB9; -. DR AlphaFoldDB; Q3T920; -. DR SMR; Q3T920; -. DR UniPathway; UPA00219; -. DR EvolutionaryTrace; Q3T920; -. 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; 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 1: Evidence at protein level; KW 3D-structure {ECO:0007829|PDB:2FB9}; 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|ARBA:ARBA00022842, ECO:0000256|PIRSR:PIRSR039102-3}; KW Manganese {ECO:0000256|ARBA:ARBA00023211, ECO:0000256|PIRSR:PIRSR039102-3}; KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, KW 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 120..315 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 282 FT /ligand="Mg(2+)" FT /ligand_id="ChEBI:CHEBI:18420" FT /ligand_label="2" FT /evidence="ECO:0000256|PIRSR:PIRSR039102-3" FT BINDING 282 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" SQ SEQUENCE 319 AA; 34666 MW; 85E6F0AA367A13AF CRC64; MRVLLIAGGV SPEHEVSLLS AEGVLRHIPF PTDLAVIAQD GRWLLGEKAL TALEAKAAPE GEHPFPPPLS WERYDVVFPL LHGRFGEDGT VQGFLELLGK PYVGAGVAAS ALCMDKDLSK RVLAQAGVPV VPWVAVRKGE PPVVPFDPPF FVKPANTGSS VGISRVERFQ DLEAALALAF RYDEKAVVEK ALSPVRELEV GVLGNVFGEA SPVGEVRYEA PFYDYETKYT PGRAELLIPA PLDPGTQETV QELALKAYKV LGVRGMARVD FFLAEGELYL NELNTIPGFT PTSMYPRLFE AGGVAYPELL RRLVELALT //