ID   Q2IYK1_RHOP2            Unreviewed;       329 AA.
AC   Q2IYK1;
DT   07-MAR-2006, integrated into UniProtKB/TrEMBL.
DT   07-MAR-2006, sequence version 1.
DT   27-MAR-2024, entry version 109.
DE   RecName: Full=D-alanine--D-alanine ligase {ECO:0000256|ARBA:ARBA00012216};
DE            EC=6.3.2.4 {ECO:0000256|ARBA:ARBA00012216};
GN   OrderedLocusNames=RPB_2001 {ECO:0000313|EMBL:ABD06709.1};
OS   Rhodopseudomonas palustris (strain HaA2).
OC   Bacteria; Pseudomonadota; Alphaproteobacteria; Hyphomicrobiales;
OC   Nitrobacteraceae; Rhodopseudomonas.
OX   NCBI_TaxID=316058 {ECO:0000313|EMBL:ABD06709.1, ECO:0000313|Proteomes:UP000008809};
RN   [1] {ECO:0000313|EMBL:ABD06709.1, ECO:0000313|Proteomes:UP000008809}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=HaA2 {ECO:0000313|EMBL:ABD06709.1,
RC   ECO:0000313|Proteomes:UP000008809};
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA   Hammon N., Israni S., Pitluck S., Chain P., Malfatti S., Shin M.,
RA   Vergez L., Schmutz J., Larimer F., Land M., Hauser L., Pelletier D.A.,
RA   Kyrpides N., Anderson I., Oda Y., Harwood C.S., Richardson P.;
RT   "Complete sequence of Rhodopseudomonas palustris HaA2.";
RL   Submitted (JAN-2006) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Cell wall formation. {ECO:0000256|ARBA:ARBA00003921}.
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};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000256|ARBA:ARBA00001946};
CC   -!- COFACTOR:
CC       Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC         Evidence={ECO:0000256|ARBA:ARBA00001936};
CC   -!- SIMILARITY: Belongs to the D-alanine--D-alanine ligase family.
CC       {ECO:0000256|ARBA:ARBA00010871}.
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DR   EMBL; CP000250; ABD06709.1; -; Genomic_DNA.
DR   RefSeq; WP_011440897.1; NC_007778.1.
DR   AlphaFoldDB; Q2IYK1; -.
DR   STRING; 316058.RPB_2001; -.
DR   KEGG; rpb:RPB_2001; -.
DR   eggNOG; COG1181; Bacteria.
DR   HOGENOM; CLU_039268_1_1_5; -.
DR   OrthoDB; 9813261at2; -.
DR   Proteomes; UP000008809; 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-EC.
DR   GO; GO:0046872; F:metal ion binding; IEA:InterPro.
DR   GO; GO:0071555; P:cell wall organization; IEA:UniProtKB-KW.
DR   GO; GO:0009252; P:peptidoglycan biosynthetic process; IEA:UniProtKB-KW.
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   InterPro; IPR011761; ATP-grasp.
DR   InterPro; IPR013815; ATP_grasp_subdomain_1.
DR   InterPro; IPR000291; D-Ala_lig_Van_CS.
DR   InterPro; IPR011095; Dala_Dala_lig_C.
DR   InterPro; IPR011127; Dala_Dala_lig_N.
DR   InterPro; IPR016185; PreATP-grasp_dom_sf.
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; PS00844; DALA_DALA_LIGASE_2; 1.
PE   3: Inferred from homology;
KW   ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|PROSITE-
KW   ProRule:PRU00409}; Cell shape {ECO:0000256|ARBA:ARBA00022960};
KW   Cell wall biogenesis/degradation {ECO:0000256|ARBA:ARBA00023316};
KW   Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000313|EMBL:ABD06709.1};
KW   Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741, ECO:0000256|PROSITE-
KW   ProRule:PRU00409}; Peptidoglycan synthesis {ECO:0000256|ARBA:ARBA00022984}.
FT   DOMAIN          128..321
FT                   /note="ATP-grasp"
FT                   /evidence="ECO:0000259|PROSITE:PS50975"
SQ   SEQUENCE   329 AA;  34917 MW;  FCE1D384D552401D CRC64;
     MRQTILFGGT SKERLVSVAS AQALHAALPD AELWFWNDDD SVHAVTAEAL LAHARPFEEA
     FRPAGENIGP LERALDRAAI EQRLLVLGLH GGVAENGELQ AMCEMRGVPF TGSGAAASHL
     AFDKVAAKRF AAIAGVRAPA GIALAEAEAA LAAHGRLIAK PARDGSSYGL FFINAKQDLV
     AVRDAARSED YLIEPFVSGI EATCGVLEQA DGSLLALPPI EIVPADGGFD YTAKYLAKST
     QEICPGRFAP QISARIMEDA VKAHRVMGCR GYSRSDFIVV ADGPIFLETN TLPGLTKASL
     YPKALQAQGI AFVDFLHGQI ALAERGARR
//