ID I7A2L3_MELRP Unreviewed; 380 AA.
AC I7A2L3;
DT 03-OCT-2012, integrated into UniProtKB/TrEMBL.
DT 03-OCT-2012, sequence version 1.
DT 27-MAR-2024, entry version 61.
DE RecName: Full=Alanine racemase {ECO:0000256|HAMAP-Rule:MF_01201};
DE EC=5.1.1.1 {ECO:0000256|HAMAP-Rule:MF_01201};
GN OrderedLocusNames=MROS_0930 {ECO:0000313|EMBL:AFN74171.1};
OS Melioribacter roseus (strain JCM 17771 / P3M-2).
OC Bacteria; Ignavibacteriota; Ignavibacteria; Ignavibacteriales;
OC Melioribacteraceae; Melioribacter.
OX NCBI_TaxID=1191523 {ECO:0000313|EMBL:AFN74171.1, ECO:0000313|Proteomes:UP000009011};
RN [1] {ECO:0000313|EMBL:AFN74171.1, ECO:0000313|Proteomes:UP000009011}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JCM 17771 / P3M-2 {ECO:0000313|Proteomes:UP000009011};
RX PubMed=23301019; DOI=10.1371/journal.pone.0053047;
RA Kadnikov V.V., Mardanov A.V., Podosokorskaya O.A., Gavrilov S.N.,
RA Kublanov I.V., Beletsky A.V., Bonch-Osmolovskaya E.A., Ravin N.V.;
RT "Genomic analysis of Melioribacter roseus, facultatively anaerobic
RT organotrophic bacterium representing a novel deep lineage within
RT Bacteriodetes/Chlorobi group.";
RL PLoS ONE 8:E53047-E53047(2013).
CC -!- FUNCTION: Catalyzes the interconversion of L-alanine and D-alanine. May
CC also act on other amino acids. {ECO:0000256|HAMAP-Rule:MF_01201}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=L-alanine = D-alanine; Xref=Rhea:RHEA:20249,
CC ChEBI:CHEBI:57416, ChEBI:CHEBI:57972; EC=5.1.1.1;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01201};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000256|ARBA:ARBA00001933,
CC ECO:0000256|HAMAP-Rule:MF_01201, ECO:0000256|PIRSR:PIRSR600821-50};
CC -!- PATHWAY: Amino-acid biosynthesis; D-alanine biosynthesis; D-alanine
CC from L-alanine: step 1/1. {ECO:0000256|HAMAP-Rule:MF_01201}.
CC -!- SIMILARITY: Belongs to the alanine racemase family. {ECO:0000256|HAMAP-
CC Rule:MF_01201}.
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DR EMBL; CP003557; AFN74171.1; -; Genomic_DNA.
DR RefSeq; WP_014855607.1; NC_018178.1.
DR AlphaFoldDB; I7A2L3; -.
DR STRING; 1191523.MROS_0930; -.
DR GeneID; 78565923; -.
DR KEGG; mro:MROS_0930; -.
DR PATRIC; fig|1191523.3.peg.983; -.
DR eggNOG; COG0787; Bacteria.
DR HOGENOM; CLU_028393_2_2_10; -.
DR OrthoDB; 9801978at2; -.
DR UniPathway; UPA00042; UER00497.
DR Proteomes; UP000009011; Chromosome.
DR GO; GO:0008784; F:alanine racemase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0030170; F:pyridoxal phosphate binding; IEA:UniProtKB-UniRule.
DR GO; GO:0030632; P:D-alanine biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd00430; PLPDE_III_AR; 1.
DR Gene3D; 3.20.20.10; Alanine racemase; 1.
DR HAMAP; MF_01201; Ala_racemase; 1.
DR InterPro; IPR000821; Ala_racemase.
DR InterPro; IPR009006; Ala_racemase/Decarboxylase_C.
DR InterPro; IPR011079; Ala_racemase_C.
DR InterPro; IPR001608; Ala_racemase_N.
DR InterPro; IPR029066; PLP-binding_barrel.
DR NCBIfam; TIGR00492; alr; 1.
DR PANTHER; PTHR30511; ALANINE RACEMASE; 1.
DR PANTHER; PTHR30511:SF0; ALANINE RACEMASE, CATABOLIC-RELATED; 1.
DR Pfam; PF00842; Ala_racemase_C; 1.
DR Pfam; PF01168; Ala_racemase_N; 1.
DR PRINTS; PR00992; ALARACEMASE.
DR SMART; SM01005; Ala_racemase_C; 1.
DR SUPFAM; SSF50621; Alanine racemase C-terminal domain-like; 1.
DR SUPFAM; SSF51419; PLP-binding barrel; 1.
PE 3: Inferred from homology;
KW Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000256|HAMAP-Rule:MF_01201};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898, ECO:0000256|HAMAP-
KW Rule:MF_01201}; Reference proteome {ECO:0000313|Proteomes:UP000009011}.
FT DOMAIN 252..379
FT /note="Alanine racemase C-terminal"
FT /evidence="ECO:0000259|SMART:SM01005"
FT ACT_SITE 46
FT /note="Proton acceptor; specific for D-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT ACT_SITE 273
FT /note="Proton acceptor; specific for L-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT BINDING 144
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-52"
FT BINDING 321
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-52"
FT MOD_RES 46
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-50"
SQ SEQUENCE 380 AA; 42918 MW; 12B0BB37760DA15C CRC64;
MENHPVISLD DVIRPTHLVV DLKIIKENFR RIKEAVKPSK VMPILKANAY GHGLIKIAQT
LEKEGADYLG VAFLEEGILL RQQGIKMPIL VLGGIWGNQI PTFLKYNLTM TASSIDKARQ
IDSEARKQNT IAKVHLKIDT GMERIGVHYY NAPKFFDEAV KLKNIGIEGI YSHFANADIC
NTDYTKLQFD RFMQSLDYFE RLDYAPVIRH ISNSGGILQL PEANLDMVRP GIMLYGVYPS
QEIKRTIEVN PALTWKSLVI YFKVIKAGHP VGYGSKWIGE KDVRAVTVPV GYGDGYMRRM
SGKARVIINE KKYPVIGTIS MDQIVVNIDC DSAYNGDEVI LIGKQGKSEI TVEDLARWAE
TIPYEILTNI NTRVPRIYID
//
