ID A0A133SIN7_9FIRM Unreviewed; 362 AA.
AC A0A133SIN7;
DT 08-JUN-2016, integrated into UniProtKB/TrEMBL.
DT 08-JUN-2016, sequence version 1.
DT 27-MAR-2024, entry version 34.
DE RecName: Full=Dipeptide epimerase {ECO:0000256|RuleBase:RU366006};
DE EC=5.1.1.- {ECO:0000256|RuleBase:RU366006};
GN ORFNames=HMPREF3201_00906 {ECO:0000313|EMBL:KXA69548.1};
OS Megasphaera sp. MJR8396C.
OC Bacteria; Bacillota; Negativicutes; Veillonellales; Veillonellaceae;
OC Megasphaera.
OX NCBI_TaxID=1603888 {ECO:0000313|EMBL:KXA69548.1, ECO:0000313|Proteomes:UP000070314};
RN [1] {ECO:0000313|EMBL:KXA69548.1, ECO:0000313|Proteomes:UP000070314}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MJR9396C {ECO:0000313|EMBL:KXA69548.1,
RC ECO:0000313|Proteomes:UP000070314};
RA Oliw E.H.;
RL Submitted (JAN-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}.
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:KXA69548.1}.
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DR EMBL; LRVC01000034; KXA69548.1; -; Genomic_DNA.
DR RefSeq; WP_062411886.1; NZ_KQ958166.1.
DR AlphaFoldDB; A0A133SIN7; -.
DR STRING; 1603888.HMPREF3201_00906; -.
DR PATRIC; fig|1603888.3.peg.876; -.
DR Proteomes; UP000070314; Unassembled WGS sequence.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
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; SFLDF00009; o-succinylbenzoate_synthase; 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}.
FT DOMAIN 141..239
FT /note="Mandelate racemase/muconate lactonizing enzyme C-
FT terminal"
FT /evidence="ECO:0000259|SMART:SM00922"
FT ACT_SITE 162
FT /note="Proton acceptor; specific for (R)-substrate
FT epimerization"
FT /evidence="ECO:0000256|PIRSR:PIRSR634603-1"
FT ACT_SITE 267
FT /note="Proton acceptor; specific for (S)-substrate
FT epimerization"
FT /evidence="ECO:0000256|PIRSR:PIRSR634603-1"
FT BINDING 24
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR634603-2"
FT BINDING 135
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR634603-2"
FT BINDING 160
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR634603-2"
FT BINDING 190
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR634603-3"
FT BINDING 218
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR634603-3"
FT BINDING 243
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR634603-3"
FT BINDING 295
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR634603-2"
FT BINDING 297
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR634603-2"
FT BINDING 320
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR634603-2"
FT BINDING 322
FT /ligand="substrate"
FT /evidence="ECO:0000256|PIRSR:PIRSR634603-2"
SQ SEQUENCE 362 AA; 38457 MW; AB67DFDC27CBE371 CRC64;
MKITAIEIGK IAIPLKTPFI TALRRVDVAE DVVVKVHTDD GHVGYGNAPA TVVITGDSHE
SVAGAVEHVI GPKLIGMDID DRELILETIQ GAMVHNTSAK AALDIAVHDL FGQRYGLPLY
RFFGGRRQRI ASDLTISVNP PDVMAADAIK AVRAGYRHLK LKVGSDSAVD FDRVASIRQA
VGKDVAIRLD ANQGWKPKEA IRLIRAMEDA GLAIELIEQP VKAADFEGLK QVTDHVDTLI
MADESAFSPA DVFRLLSMRA CDLINIKLMK AGGLGPASKI AAMAEAAGVE CMMGCMLECK
IGITAAAALS AGTAVITKND LDAADLMAAD PIQGGITYDE DHLVLSDMPG LGIQGVEGWT
PF
//
