ID R5B3L3_9CLOT Unreviewed; 278 AA.
AC R5B3L3;
DT 24-JUL-2013, integrated into UniProtKB/TrEMBL.
DT 24-JUL-2013, sequence version 1.
DT 24-JAN-2024, entry version 39.
DE RecName: Full=Diaminopimelate epimerase {ECO:0000256|ARBA:ARBA00013080, ECO:0000256|HAMAP-Rule:MF_00197};
DE Short=DAP epimerase {ECO:0000256|HAMAP-Rule:MF_00197};
DE EC=5.1.1.7 {ECO:0000256|ARBA:ARBA00013080, ECO:0000256|HAMAP-Rule:MF_00197};
DE AltName: Full=PLP-independent amino acid racemase {ECO:0000256|HAMAP-Rule:MF_00197};
GN Name=dapF {ECO:0000256|HAMAP-Rule:MF_00197};
GN ORFNames=BN545_01579 {ECO:0000313|EMBL:CCX50170.1};
OS Clostridium sp. CAG:226.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Clostridiaceae;
OC Clostridium.
OX NCBI_TaxID=1262781 {ECO:0000313|EMBL:CCX50170.1, ECO:0000313|Proteomes:UP000018047};
RN [1] {ECO:0000313|EMBL:CCX50170.1, ECO:0000313|Proteomes:UP000018047}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MGS:226 {ECO:0000313|Proteomes:UP000018047};
RA Nielsen H.B., Almeida M., Juncker A.S., Rasmussen S., Li J., Sunagawa S.,
RA Plichta D., Gautier L., Le Chatelier E., Peletier E., Bonde I., Nielsen T.,
RA Manichanh C., Arumugam M., Batto J., Santos M.B.Q.D., Blom N., Borruel N.,
RA Burgdorf K.S., Boumezbeur F., Casellas F., Dore J., Guarner F., Hansen T.,
RA Hildebrand F., Kaas R.S., Kennedy S., Kristiansen K., Kultima J.R.,
RA Leonard P., Levenez F., Lund O., Moumen B., Le Paslier D., Pons N.,
RA Pedersen O., Prifti E., Qin J., Raes J., Tap J., Tims S., Ussery D.W.,
RA Yamada T., MetaHit consortium, Renault P., Sicheritz-Ponten T., Bork P.,
RA Wang J., Brunak S., Ehrlich S.D.;
RT "Dependencies among metagenomic species, viruses, plasmids and units of
RT genetic variation.";
RL Submitted (NOV-2012) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the stereoinversion of LL-2,6-diaminoheptanedioate
CC (L,L-DAP) to meso-diaminoheptanedioate (meso-DAP), a precursor of L-
CC lysine and an essential component of the bacterial peptidoglycan.
CC {ECO:0000256|HAMAP-Rule:MF_00197}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(2S,6S)-2,6-diaminoheptanedioate = meso-2,6-
CC diaminoheptanedioate; Xref=Rhea:RHEA:15393, ChEBI:CHEBI:57609,
CC ChEBI:CHEBI:57791; EC=5.1.1.7;
CC Evidence={ECO:0000256|ARBA:ARBA00000599, ECO:0000256|HAMAP-
CC Rule:MF_00197};
CC -!- PATHWAY: Amino-acid biosynthesis; L-lysine biosynthesis via DAP
CC pathway; DL-2,6-diaminopimelate from LL-2,6-diaminopimelate: step 1/1.
CC {ECO:0000256|ARBA:ARBA00005196, ECO:0000256|HAMAP-Rule:MF_00197}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00197}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00197}.
CC -!- SIMILARITY: Belongs to the diaminopimelate epimerase family.
CC {ECO:0000256|ARBA:ARBA00010219, ECO:0000256|HAMAP-Rule:MF_00197}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00197}.
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:CCX50170.1}.
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DR EMBL; CAWN010000114; CCX50170.1; -; Genomic_DNA.
DR AlphaFoldDB; R5B3L3; -.
DR UniPathway; UPA00034; UER00025.
DR Proteomes; UP000018047; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0008837; F:diaminopimelate epimerase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0009089; P:lysine biosynthetic process via diaminopimelate; IEA:UniProtKB-UniRule.
DR HAMAP; MF_00197; DAP_epimerase; 1.
DR InterPro; IPR018510; DAP_epimerase_AS.
DR InterPro; IPR001653; DAP_epimerase_DapF.
DR NCBIfam; TIGR00652; DapF; 1.
DR PANTHER; PTHR31689:SF0; DIAMINOPIMELATE EPIMERASE; 1.
DR PANTHER; PTHR31689; DIAMINOPIMELATE EPIMERASE, CHLOROPLASTIC; 1.
DR Pfam; PF01678; DAP_epimerase; 2.
DR SUPFAM; SSF54506; Diaminopimelate epimerase-like; 2.
DR PROSITE; PS01326; DAP_EPIMERASE; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_00197}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00197};
KW Isomerase {ECO:0000256|ARBA:ARBA00023235, ECO:0000256|HAMAP-Rule:MF_00197};
KW Lysine biosynthesis {ECO:0000256|ARBA:ARBA00023154, ECO:0000256|HAMAP-
KW Rule:MF_00197}; Reference proteome {ECO:0000313|Proteomes:UP000018047}.
FT ACT_SITE 72
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU10125"
FT ACT_SITE 72
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT ACT_SITE 222
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 11
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 63
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 73..74
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 195
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 213..214
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 223..224
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT SITE 162
FT /note="Could be important to modulate the pK values of the
FT two catalytic cysteine residues"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT SITE 213
FT /note="Could be important to modulate the pK values of the
FT two catalytic cysteine residues"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
SQ SEQUENCE 278 AA; 30482 MW; FA0A8CC9A06FBA1A CRC64;
MIFSKLNGLG NDFVITDDRE NKYTENLDEM ARKLCHRRTG IGADGLVFVR KSETCDVRMQ
IFNSDGSEAE MCGNGVRCFA KYVYDKGIFK HERMSVETLA GPMIIDLTVK DGVAVAAKVD
MGVPETRREF IPVVGTGECQ LEKLAAVDKE FTFSTILLGV PHTVVFMDHL PTAEEVFKYG
SVIEPMTSLF PRKTNVNFTH VLDDHTIEVR TYERGCGPTL ACGTGSSSAA VCCAMAGYTG
KKVEVQLELG SLHIEWAENG HVFMTGPAAL SFEGSVEV
//