ID F6BH28_THEXL Unreviewed; 388 AA.
AC F6BH28;
DT 27-JUL-2011, integrated into UniProtKB/TrEMBL.
DT 27-JUL-2011, sequence version 1.
DT 24-JAN-2024, entry version 72.
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=Thexy_0418 {ECO:0000313|EMBL:AEF16472.1};
OS Thermoanaerobacterium xylanolyticum (strain ATCC 49914 / DSM 7097 / LX-11).
OC Bacteria; Bacillota; Clostridia; Thermoanaerobacterales;
OC Thermoanaerobacteraceae; Thermoanaerobacterium.
OX NCBI_TaxID=858215 {ECO:0000313|EMBL:AEF16472.1, ECO:0000313|Proteomes:UP000007239};
RN [1] {ECO:0000313|Proteomes:UP000007239}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Lucas S., Han J., Lapidus A., Cheng J.-F., Goodwin L., Pitluck S.,
RA Peters L., Mikhailova N., Lu M., Han C., Tapia R., Land M., Hauser L.,
RA Kyrpides N., Ivanova N., Pagani I., Hemme C., Woyke T.;
RT "Complete sequence of Thermoanaerobacterium xylanolyticum LX-11.";
RL Submitted (MAY-2011) to the EMBL/GenBank/DDBJ databases.
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; CP002739; AEF16472.1; -; Genomic_DNA.
DR RefSeq; WP_013787225.1; NC_015555.1.
DR AlphaFoldDB; F6BH28; -.
DR STRING; 858215.Thexy_0418; -.
DR KEGG; txy:Thexy_0418; -.
DR eggNOG; COG0787; Bacteria.
DR HOGENOM; CLU_028393_2_2_9; -.
DR OMA; HMTHFSD; -.
DR UniPathway; UPA00042; UER00497.
DR Proteomes; UP000007239; 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}.
FT DOMAIN 246..374
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 267
FT /note="Proton acceptor; specific for L-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT BINDING 137
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-52"
FT BINDING 315
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 388 AA; 43591 MW; C2C77CCD06B566AA CRC64;
MLNLYRPTWA EVNLDNIIHN YKEIRKITDK NAGIMAVVKA NAYGHGSYEV SKELINCGVD
YLAVATIDEA LELREQGISK PILILGYTPA KFADVIVKHD ITQTAFELSY VKEVAKVAQK
LGKDAKIHVK IDTGMGRIGY NDMNKAYEEI LTMSNLAGIN IEGIFSHFSS SDEKDKEYTL
RQLEIFLNLI ERLKKSGLYI PIRHIANSAA ILDMPETHLD MVRPGIILYG SFPSSEVNKK
IDLLPTISLR SKVVYVKDVG EGEYISYNRT YRTNRKSRIA TLPIGYADGL NRLLSNNHNV
IINGKYAPIV GKICMDQCMV DVTEIEDVKE GDVATIMGEA DGKFISADEI ANKLKTISYE
VYCGISRRVP RIYIFNGEIT KVENYLKC
//