ID A1BIP9_CHLPD Unreviewed; 376 AA.
AC A1BIP9;
DT 23-JAN-2007, integrated into UniProtKB/TrEMBL.
DT 23-JAN-2007, sequence version 1.
DT 27-MAR-2024, entry version 110.
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=Cpha266_2284 {ECO:0000313|EMBL:ABL66276.1};
OS Chlorobium phaeobacteroides (strain DSM 266 / SMG 266 / 2430).
OC Bacteria; Chlorobiota; Chlorobiia; Chlorobiales; Chlorobiaceae;
OC Chlorobium/Pelodictyon group; Chlorobium.
OX NCBI_TaxID=290317 {ECO:0000313|EMBL:ABL66276.1, ECO:0000313|Proteomes:UP000008701};
RN [1] {ECO:0000313|EMBL:ABL66276.1, ECO:0000313|Proteomes:UP000008701}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 266 {ECO:0000313|EMBL:ABL66276.1,
RC ECO:0000313|Proteomes:UP000008701};
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA Glavina del Rio T., Hammon N., Israni S., Pitluck S., Goltsman E.,
RA Schmutz J., Larimer F., Land M., Hauser L., Mikhailova N., Li T.,
RA Overmann J., Bryant D.A., Richardson P.;
RT "Complete sequence of Chlorobium phaeobacteroides DSM 266.";
RL Submitted (DEC-2006) 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; CP000492; ABL66276.1; -; Genomic_DNA.
DR RefSeq; WP_011746067.1; NC_008639.1.
DR AlphaFoldDB; A1BIP9; -.
DR STRING; 290317.Cpha266_2284; -.
DR KEGG; cph:Cpha266_2284; -.
DR eggNOG; COG0787; Bacteria.
DR HOGENOM; CLU_028393_2_2_10; -.
DR UniPathway; UPA00042; UER00497.
DR Proteomes; UP000008701; 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; 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}; Reference proteome {ECO:0000313|Proteomes:UP000008701}.
FT DOMAIN 249..374
FT /note="Alanine racemase C-terminal"
FT /evidence="ECO:0000259|SMART:SM01005"
FT ACT_SITE 42
FT /note="Proton acceptor; specific for D-alanine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201"
FT ACT_SITE 270
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 318
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-52"
FT MOD_RES 42
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01201,
FT ECO:0000256|PIRSR:PIRSR600821-50"
SQ SEQUENCE 376 AA; 41326 MW; E6941383C76C1B48 CRC64;
MTIETPSLNM AEASISLGHL KHNIREIKQC VGTGVRIMGI VKANAYGHNM QKVAETLEAE
GISDFGVANI HEAIELKTGG ALKKPANILS FSSPIIQQIE YYLHHQIDMT LCDANIMKAA
SAIAEKHNKK IGVHLKVDTG MGRLGLPPLQ ALELLRETER QPGLELKGVY THFAESANDD
FTRRQFKEFK TMTDAYETAS GKTLCKHAAS SGTLLNNPEM RLDMVRPGIL LYGYKPYPAL
PSSITVRPVM QFEAKVIFIK TVAKDATISY NRTWKAARPV KIATISAGYA DGYHRALSNH
ATVFINGKSF QQVGTVTMDQ FMVDLGTESD VKIGDRAILF GWEGPCLEEL AGSIGSISYE
LLCSVSSRVK RVFTDD
//