ID N0AU74_9BACI Unreviewed; 395 AA.
AC N0AU74;
DT 26-JUN-2013, integrated into UniProtKB/TrEMBL.
DT 26-JUN-2013, sequence version 1.
DT 24-JAN-2024, entry version 52.
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:AGK51971.1};
GN ORFNames=B1NLA3E_00935 {ECO:0000313|EMBL:AGK51971.1};
OS Bacillus sp. 1NLA3E.
OC Bacteria; Bacillota; Bacilli; Bacillales; Bacillaceae; Bacillus.
OX NCBI_TaxID=666686 {ECO:0000313|EMBL:AGK51971.1, ECO:0000313|Proteomes:UP000013300};
RN [1] {ECO:0000313|EMBL:AGK51971.1, ECO:0000313|Proteomes:UP000013300}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=1NLA3E {ECO:0000313|EMBL:AGK51971.1};
RX PubMed=23833140;
RA Venkatramanan R., Prakash O., Woyke T., Chain P., Goodwin L.A., Watson D.,
RA Brooks S., Kostka J.E., Green S.J.;
RT "Genome sequences for three denitrifying bacterial strains isolated from a
RT uranium- and nitrate-contaminated subsurface environment.";
RL Genome Announc. 1:e00449-13(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; CP005586; AGK51971.1; -; Genomic_DNA.
DR AlphaFoldDB; N0AU74; -.
DR STRING; 666686.B1NLA3E_00935; -.
DR KEGG; baci:B1NLA3E_00935; -.
DR eggNOG; COG0787; Bacteria.
DR HOGENOM; CLU_028393_2_1_9; -.
DR UniPathway; UPA00042; UER00497.
DR Proteomes; UP000013300; 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; IPR020622; Ala_racemase_pyridoxalP-BS.
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.
DR PROSITE; PS00395; ALANINE_RACEMASE; 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:UP000013300}.
FT DOMAIN 256..381
FT /note="Alanine racemase C-terminal"
FT /evidence="ECO:0000259|SMART:SM01005"
FT ACT_SITE 51
FT /note="Proton acceptor; specific for D-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT ACT_SITE 277
FT /note="Proton acceptor; specific for L-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT BINDING 148
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 51
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-50"
SQ SEQUENCE 395 AA; 44720 MW; C2C2D1E79F303884 CRC64;
MNGVKEVDGL DEQGYFYRDT WVEIDLDRVS ENIKGLRERL PDNVGIMAVV KANAYGHGDV
QISNTAIVAG ASYLAVAFLD EALSLRKKGI KAPILVLGAS RPQDVSLAVD HHVTLTVFRV
DWLEEAKAYL TGDQVLKLHV KIDSGMGRIG IRDKQELQLV ENRIIEDNRM ELEGVFTHFA
TADEINTEYF MQQFERFKQM VDWFRIRPKY IHCSNSAASL RFKDANFNAV RMGISMYGLT
PSIEMETEIP FPLKEAFSLH SRLVHVKRLQ KGEKVSYGAT YEAEGEEWIG TIPIGYADGW
IRKLQGQEVL VNGIRVPIVG RICMDQCMIK LPYEMQVGTK VTLIGEQDGD MISVNEIAKR
AETINYEIPC IISNRVPRIY KQQGEVVDIY NPIAE
//
