ID A0A0P4UQ97_9CYAN Unreviewed; 400 AA.
AC A0A0P4UQ97;
DT 20-JAN-2016, integrated into UniProtKB/TrEMBL.
DT 20-JAN-2016, sequence version 1.
DT 27-MAR-2024, entry version 35.
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=NIES2104_20990 {ECO:0000313|EMBL:GAP95575.1};
OS Leptolyngbya sp. NIES-2104.
OC Bacteria; Cyanobacteriota; Cyanophyceae; Leptolyngbyales; Leptolyngbyaceae;
OC Leptolyngbya group; Leptolyngbya.
OX NCBI_TaxID=1552121 {ECO:0000313|EMBL:GAP95575.1, ECO:0000313|Proteomes:UP000052243};
RN [1] {ECO:0000313|EMBL:GAP95575.1, ECO:0000313|Proteomes:UP000052243}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NIES-2104 {ECO:0000313|EMBL:GAP95575.1,
RC ECO:0000313|Proteomes:UP000052243};
RX PubMed=26494835; DOI=10.1093/dnares/dsv022;
RA Shimura Y., Hirose Y., Misawa N., Osana Y., Katoh H., Yamaguchi H.,
RA Kawachi M.;
RT "Comparison of the terrestrial cyanobacterium Leptolyngbya sp. NIES-2104
RT and the freshwater Leptolyngbya boryana PCC 6306 genomes.";
RL DNA Res. 22:403-412(2015).
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:GAP95575.1}.
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DR EMBL; BBWW01000001; GAP95575.1; -; Genomic_DNA.
DR RefSeq; WP_058997955.1; NZ_BBWW01000001.1.
DR AlphaFoldDB; A0A0P4UQ97; -.
DR STRING; 1552121.NIES2104_20990; -.
DR InParanoid; A0A0P4UQ97; -.
DR OrthoDB; 9813814at2; -.
DR UniPathway; UPA00042; UER00497.
DR Proteomes; UP000052243; Unassembled WGS sequence.
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 254..382
FT /note="Alanine racemase C-terminal"
FT /evidence="ECO:0000259|SMART:SM01005"
FT ACT_SITE 49
FT /note="Proton acceptor; specific for D-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT ACT_SITE 275
FT /note="Proton acceptor; specific for L-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT BINDING 145
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-52"
FT BINDING 323
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-52"
FT MOD_RES 49
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-50"
SQ SEQUENCE 400 AA; 44106 MW; 25E9C0ABE911B860 CRC64;
MLSWDQSSSI ALMQRERAWV EIDLAALSHN VQQILSLVSP RTELMAVVKA DAYGHGAVTV
AQTVLQSGAS WLGVATIPEG IELREAGIEA PILVLGATHT SEQIRAIEHW HLQPTLCTPK
QALVYSESAR RTLPIHLKLD TGMSRLGTSW ENAVEFVQLV KGLPNLSIAS IYSHLATAED
LDSTIRNQQQ QRYETAIRAC GYDLNGKHPR FHLANSAGTI VDSSLHYDMV RTGLLLYGLY
PAEHLKSAID LRPVMQVKAR VTQVKTIQAG TGVSYGYRFI ADRETQIAVI GIGYADGVPR
NLSNKMTGLV RGQHAKQIGS ITMDQLMLDV SHIPALQEGE VVTLLGQDGN EKILADDWAN
LLGTISWEIL CGFKHRLPRV AVGKPLVKRE IRQSTRKFWS
//