ID A8UQU8_9AQUI Unreviewed; 348 AA.
AC A8UQU8;
DT 15-JAN-2008, integrated into UniProtKB/TrEMBL.
DT 15-JAN-2008, sequence version 1.
DT 24-JAN-2024, entry version 87.
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=HG1285_02548 {ECO:0000313|EMBL:EDP76450.1};
OS Hydrogenivirga sp. 128-5-R1-1.
OC Bacteria; Aquificota; Aquificae; Aquificales; Aquificaceae; Hydrogenivirga.
OX NCBI_TaxID=392423 {ECO:0000313|EMBL:EDP76450.1, ECO:0000313|Proteomes:UP000005981};
RN [1] {ECO:0000313|EMBL:EDP76450.1, ECO:0000313|Proteomes:UP000005981}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=128-5-R1-1 {ECO:0000313|EMBL:EDP76450.1,
RC ECO:0000313|Proteomes:UP000005981};
RA Reysenbach A.-L., Ferriera S., Johnson J., Kravitz S., Beeson K.,
RA Sutton G., Rogers Y.-H., Friedman R., Frazier M., Venter J.C.;
RL Submitted (OCT-2007) 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}.
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:EDP76450.1}.
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DR EMBL; ABHJ01000001; EDP76450.1; -; Genomic_DNA.
DR AlphaFoldDB; A8UQU8; -.
DR PATRIC; fig|392423.7.peg.3565; -.
DR UniPathway; UPA00042; UER00497.
DR Proteomes; UP000005981; 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; IPR000595; cNMP-bd_dom.
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.
DR PROSITE; PS50042; CNMP_BINDING_3; 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:UP000005981}.
FT DOMAIN 269..325
FT /note="Cyclic nucleotide-binding"
FT /evidence="ECO:0000259|PROSITE:PS50042"
FT ACT_SITE 43
FT /note="Proton acceptor; specific for D-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT ACT_SITE 246
FT /note="Proton acceptor; specific for L-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT BINDING 136
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-52"
FT BINDING 294
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-52"
FT MOD_RES 43
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-50"
SQ SEQUENCE 348 AA; 38925 MW; B0751B21BEAF05A8 CRC64;
MVEGYCGALL GCRSVLRIKR SAVEENVREL FRFGGKKLIA VIKSDAYGIG VKYVAPILRE
LPEVESFAVA CVEEGVLLRE MGIKREVLIL GGILPEELEA VKEYGLTPVV SDIEHLKIIG
NEDIKFHVKY DTGMGRLGFV DEFVDDPRVV GIMSHLSTPA DEEFSRKQIE RFEAIVRRYS
RKIKVHLESS AGVIYRVPYT THIRVGLAIY GEKPLKEYPL RLRPAVSIRA RVLSLKTLPA
GHPISYGRTF VTEREMRIGV IAFGYADGLM KSLSNRGYLL YEGNKLPIVG NITMDMTIVD
VGTANVRVGD WVTVVSEERT FGELAREAGT IPYELMCNVS SRVKREVT
//