ID X0R5U5_9GAMM Unreviewed; 368 AA.
AC X0R5U5;
DT 14-MAY-2014, integrated into UniProtKB/TrEMBL.
DT 14-MAY-2014, sequence version 1.
DT 24-JAN-2024, entry version 41.
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=JCM18902_1982 {ECO:0000313|EMBL:GAF59147.1};
OS Psychrobacter sp. JCM 18902.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC Psychrobacter.
OX NCBI_TaxID=1298607 {ECO:0000313|EMBL:GAF59147.1, ECO:0000313|Proteomes:UP000019502};
RN [1] {ECO:0000313|EMBL:GAF59147.1, ECO:0000313|Proteomes:UP000019502}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=JCM 18902 {ECO:0000313|EMBL:GAF59147.1,
RC ECO:0000313|Proteomes:UP000019502};
RA Kudo T., Kidera A., Kida M., Kawauchi A., Shimizu R., Nakahara T.,
RA Zhang X., Yamada A., Amano M., Hamada Y., Taniyama S., Arakawa O.,
RA Yoshida A., Oshima K., Suda W., Kuwahara H., Nogi Y., Kitamura K., Yuki M.,
RA Iida T., Moriya S., Inoue T., Hongo Y., Hattori M., Ohkuma M.;
RT "Draft Genome Sequences of Psychrobacter Strains JCM 18900, JCM 18901, JCM
RT 18902, and JCM 18903, Isolated Preferentially from Frozen Aquatic
RT Organisms.";
RL Genome Announc. 2:e00280-14(2014).
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:GAF59147.1}.
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DR EMBL; BAWI01000007; GAF59147.1; -; Genomic_DNA.
DR AlphaFoldDB; X0R5U5; -.
DR UniPathway; UPA00042; UER00497.
DR Proteomes; UP000019502; 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 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; 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.
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 237..368
FT /note="Alanine racemase C-terminal"
FT /evidence="ECO:0000259|SMART:SM01005"
FT ACT_SITE 32
FT /note="Proton acceptor; specific for D-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT ACT_SITE 258
FT /note="Proton acceptor; specific for L-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT BINDING 130
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-52"
FT BINDING 312
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-52"
FT MOD_RES 32
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-50"
SQ SEQUENCE 368 AA; 40145 MW; 3C6A5D0DE4EE5E11 CRC64;
MRTIIIKPQA ITHNLNQVKK IAANSKVLAM VKSNAYGHGV AAVLPALQQA DGVGVATLTE
ALEARQLGWD KTIGLIEGAF SADEWQQTIE HDISCVIHHA PQLQWALDNI PPANSATRVV
WLKYNTGMNR LGFNAEGIMT AAKRLHEVGY QLILATHFAN ADDSTHPLNS MQIQRFSDVL
STLQETVSND IKGSLCNSAG IVNFPEHHYD WVRPGIILYG SAPVIDKSAH ELDLQPAMDF
SAQIIALQTV QADNAIGYGS RWTAQKDTRT ALVSVGYGDG YPRVISDEAY VTVIDTTNDK
SYRCAVIGRV AMDMIVIDVS TAPEDIALDS KVILWGDAPH VDEVAAHAGT ISYELLCRLS
IRPNRIQV
//