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Database: UniProt
Entry: K1YWE8_9BACT
LinkDB: K1YWE8_9BACT
Original site: K1YWE8_9BACT 
ID   K1YWE8_9BACT            Unreviewed;       376 AA.
AC   K1YWE8;
DT   28-NOV-2012, integrated into UniProtKB/TrEMBL.
DT   28-NOV-2012, sequence version 1.
DT   24-JAN-2024, entry version 45.
DE   RecName: Full=Alanine racemase {ECO:0000256|HAMAP-Rule:MF_01201};
DE            EC=5.1.1.1 {ECO:0000256|HAMAP-Rule:MF_01201};
GN   ORFNames=ACD_73C00695G0003 {ECO:0000313|EMBL:EKD41492.1};
OS   uncultured bacterium.
OC   Bacteria; environmental samples.
OX   NCBI_TaxID=77133 {ECO:0000313|EMBL:EKD41492.1};
RN   [1] {ECO:0000313|EMBL:EKD41492.1}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=23019650; DOI=10.1126/science.1224041;
RA   Wrighton K.C., Thomas B.C., Sharon I., Miller C.S., Castelle C.J.,
RA   VerBerkmoes N.C., Wilkins M.J., Hettich R.L., Lipton M.S., Williams K.H.,
RA   Long P.E., Banfield J.F.;
RT   "Fermentation, hydrogen, and sulfur metabolism in multiple uncultivated
RT   bacterial phyla.";
RL   Science 337:1661-1665(2012).
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}.
CC   -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC       whole genome shotgun (WGS) entry which is preliminary data.
CC       {ECO:0000313|EMBL:EKD41492.1}.
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DR   EMBL; AMFJ01030235; EKD41492.1; -; Genomic_DNA.
DR   AlphaFoldDB; K1YWE8; -.
DR   UniPathway; UPA00042; UER00497.
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          250..374
FT                   /note="Alanine racemase C-terminal"
FT                   /evidence="ECO:0000259|SMART:SM01005"
FT   ACT_SITE        45
FT                   /note="Proton acceptor; specific for D-alanine"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT   ACT_SITE        271
FT                   /note="Proton acceptor; specific for L-alanine"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT   BINDING         143
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT                   ECO:0000256|PIRSR:PIRSR600821-52"
FT   BINDING         319
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT                   ECO:0000256|PIRSR:PIRSR600821-52"
FT   MOD_RES         45
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT                   ECO:0000256|PIRSR:PIRSR600821-50"
SQ   SEQUENCE   376 AA;  41805 MW;  072A8EEA578C790B CRC64;
     MIALRKMAIQ YRPTIAEIDL NALRHNVAVV RSLIPDQSQI VGIIKADAYG HGAVMVARTL
     NSCGIKKMAV ATVEEGSTLR EQGLRSEIMV LGGLFGLNSS LFREYSLNPV LHNNEDFKAV
     IAQLKDRDQN LKVHIKFDTG MGRLGFNKSE LPEMIKKVRY SNGLQVESVM THLANADGCN
     PQQSEQQIRD LDEIFSAFRE AGVKVEKHFA NSAAISDGFV SVPQWVRPGI MLYGSYPADR
     FKNKIDLKPV MRFKTRLLDV KSMPQGQGIS YGHTFVTKRD SLIGVLPVGY ADGYSRHLTN
     KGFVFLKGMK VPVVGRVCMD LTLIDVTDVV DVKIGDEVEL WGENISVDEV AMQAQTISYE
     LLCGVSKRVP RVYLNL
//
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