ID   A0A1H6W1W1_9BACT        Unreviewed;       336 AA.
AC   A0A1H6W1W1;
DT   22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT   22-NOV-2017, sequence version 1.
DT   24-JAN-2024, entry version 24.
DE   RecName: Full=Dipeptide epimerase {ECO:0000256|RuleBase:RU366006};
DE            EC=5.1.1.- {ECO:0000256|RuleBase:RU366006};
GN   ORFNames=SAMN04487995_3258 {ECO:0000313|EMBL:SEJ10961.1};
OS   Dyadobacter koreensis.
OC   Bacteria; Bacteroidota; Cytophagia; Cytophagales; Spirosomataceae;
OC   Dyadobacter.
OX   NCBI_TaxID=408657 {ECO:0000313|EMBL:SEJ10961.1, ECO:0000313|Proteomes:UP000199532};
RN   [1] {ECO:0000313|EMBL:SEJ10961.1, ECO:0000313|Proteomes:UP000199532}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 19938 {ECO:0000313|EMBL:SEJ10961.1,
RC   ECO:0000313|Proteomes:UP000199532};
RA   de Groot N.N.;
RL   Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000256|PIRSR:PIRSR634603-3,
CC         ECO:0000256|RuleBase:RU366006};
CC       Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000256|PIRSR:PIRSR634603-3,
CC       ECO:0000256|RuleBase:RU366006};
CC   -!- SIMILARITY: Belongs to the mandelate racemase/muconate lactonizing
CC       enzyme family. {ECO:0000256|ARBA:ARBA00008031,
CC       ECO:0000256|RuleBase:RU366006}.
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DR   EMBL; FNXY01000005; SEJ10961.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A1H6W1W1; -.
DR   STRING; 408657.SAMN04487995_3258; -.
DR   OrthoDB; 9775391at2; -.
DR   Proteomes; UP000199532; Unassembled WGS sequence.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProt.
DR   GO; GO:0016855; F:racemase and epimerase activity, acting on amino acids and derivatives; IEA:UniProtKB-UniRule.
DR   CDD; cd03319; L-Ala-DL-Glu_epimerase; 1.
DR   Gene3D; 3.20.20.120; Enolase-like C-terminal domain; 1.
DR   Gene3D; 3.30.390.10; Enolase-like, N-terminal domain; 1.
DR   InterPro; IPR034603; Dipeptide_epimerase.
DR   InterPro; IPR036849; Enolase-like_C_sf.
DR   InterPro; IPR029017; Enolase-like_N.
DR   InterPro; IPR029065; Enolase_C-like.
DR   InterPro; IPR013342; Mandelate_racemase_C.
DR   InterPro; IPR013341; Mandelate_racemase_N_dom.
DR   PANTHER; PTHR48073:SF2; O-SUCCINYLBENZOATE SYNTHASE; 1.
DR   PANTHER; PTHR48073; O-SUCCINYLBENZOATE SYNTHASE-RELATED; 1.
DR   Pfam; PF13378; MR_MLE_C; 1.
DR   Pfam; PF02746; MR_MLE_N; 1.
DR   SFLD; SFLDS00001; Enolase; 1.
DR   SFLD; SFLDG00180; muconate_cycloisomerase; 1.
DR   SMART; SM00922; MR_MLE; 1.
DR   SUPFAM; SSF51604; Enolase C-terminal domain-like; 1.
DR   SUPFAM; SSF54826; Enolase N-terminal domain-like; 1.
PE   3: Inferred from homology;
KW   Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000256|RuleBase:RU366006};
KW   Magnesium {ECO:0000256|PIRSR:PIRSR634603-3, ECO:0000256|RuleBase:RU366006};
KW   Metal-binding {ECO:0000256|PIRSR:PIRSR634603-3,
KW   ECO:0000256|RuleBase:RU366006};
KW   Reference proteome {ECO:0000313|Proteomes:UP000199532}.
FT   DOMAIN          136..225
FT                   /note="Mandelate racemase/muconate lactonizing enzyme C-
FT                   terminal"
FT                   /evidence="ECO:0000259|SMART:SM00922"
FT   ACT_SITE        154
FT                   /note="Proton acceptor; specific for (R)-substrate
FT                   epimerization"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR634603-1"
FT   ACT_SITE        251
FT                   /note="Proton acceptor; specific for (S)-substrate
FT                   epimerization"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR634603-1"
FT   BINDING         178
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR634603-3"
FT   BINDING         204
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR634603-3"
FT   BINDING         229
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR634603-3"
SQ   SEQUENCE   336 AA;  37026 MW;  4907AA0669E5C2AF CRC64;
     MQLLFHPFDL ELKHTFTIAH DSRDIQPTLI VELRDGDFRG FGEATSNPYY GATIEKMIAS
     LESIRAAIEA DELSSPESLW AKVNPYLTNN SFAQCALDEA AHDLFAKKKG EKLYESWGLS
     VDHNPLTNFT IGIDTVEKMV SKMQELPWPI YKIKLGTDND LRIVRELRSH TTATFRVDAN
     CAWTAEQTIR FSGELKKLGV EFIEQPLAAD DIEGMRKVFA ESALPVIADE SCILENDVTK
     CHGLFHGVNI KLTKCGGLTS AKRMIAEAKS LGMKTMVGCM TESSVGISAI GHLLPLLDYV
     DMDGSLLIKN DPATGVTFDY GKVIYAAENG TGAVLK
//