ID E0S2C3_BUTPB Unreviewed; 387 AA.
AC E0S2C3;
DT 02-NOV-2010, integrated into UniProtKB/TrEMBL.
DT 02-NOV-2010, sequence version 1.
DT 27-MAR-2024, entry version 80.
DE RecName: Full=Alanine racemase {ECO:0000256|HAMAP-Rule:MF_01201};
DE EC=5.1.1.1 {ECO:0000256|HAMAP-Rule:MF_01201};
GN Name=alr {ECO:0000313|EMBL:ADL33948.1};
GN OrderedLocusNames=bpr_I1209 {ECO:0000313|EMBL:ADL33948.1};
OS Butyrivibrio proteoclasticus (strain ATCC 51982 / DSM 14932 / B316)
OS (Clostridium proteoclasticum).
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Lachnospiraceae;
OC Butyrivibrio.
OX NCBI_TaxID=515622 {ECO:0000313|EMBL:ADL33948.1, ECO:0000313|Proteomes:UP000001299};
RN [1] {ECO:0000313|EMBL:ADL33948.1, ECO:0000313|Proteomes:UP000001299}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 51982 / DSM 14932 / B316
RC {ECO:0000313|Proteomes:UP000001299};
RX PubMed=20689770; DOI=10.1371/journal.pone.0011942;
RA Kelly W.J., Leahy S.C., Altermann E., Yeoman C.J., Dunne J.C., Kong Z.,
RA Pacheco D.M., Li D., Noel S.J., Moon C.D., Cookson A.L., Attwood G.T.;
RT "The glycobiome of the rumen bacterium Butyrivibrio proteoclasticus B316(T)
RT highlights adaptation to a polysaccharide-rich environment.";
RL PLoS ONE 5:E11942-E11942(2010).
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; CP001810; ADL33948.1; -; Genomic_DNA.
DR AlphaFoldDB; E0S2C3; -.
DR STRING; 515622.bpr_I1209; -.
DR KEGG; bpb:bpr_I1209; -.
DR eggNOG; COG0787; Bacteria.
DR HOGENOM; CLU_028393_2_2_9; -.
DR UniPathway; UPA00042; UER00497.
DR Proteomes; UP000001299; Chromosome 1.
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:UP000001299}.
FT DOMAIN 255..385
FT /note="Alanine racemase C-terminal"
FT /evidence="ECO:0000259|SMART:SM01005"
FT ACT_SITE 39
FT /note="Proton acceptor; specific for D-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT ACT_SITE 276
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 324
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-52"
FT MOD_RES 39
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-50"
SQ SEQUENCE 387 AA; 42888 MW; 0024ED9C3E391F2F CRC64;
MLEEYSRVYA RIDIDAIKYN LESMRKNIPD GTRIMAVVKT DAYGHGATRI ALSLENVDYI
WGYAVATAEE AFELRDAGAI KPILVLGYTF PYAYRRMLLE GVRPSVFRMD MAQELSDCGQ
ELVDSGELTE LPCVHIAVDT GMSRIGVTPD EKGADFVSKV MNMPGIQVEG IFTHFARADE
ADLSNARERE KVFADFVKSV EETTGKKIPL HHCANSASII SVPESSMDMV RAGVTMYGMW
PSEDVPRDIV SLKPTMELIS HIVMIKEVPA GTPVSYGGTY VTDKPTKIAT IPVGYGDGYP
RSLSNKGYVL INGHHANIIG RVCMDQFMVD VTDIHYVLEG DEVVLLGRDK NTGEEISAEL
LGEMSGRFNY ELTCDFNKRI PRVFVGK
//
