ID DAPF_YERPG Reviewed; 274 AA. AC A9R8K5; DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot. DT 05-FEB-2008, sequence version 1. DT 27-MAR-2024, entry version 86. DE RecName: Full=Diaminopimelate epimerase {ECO:0000255|HAMAP-Rule:MF_00197}; DE Short=DAP epimerase {ECO:0000255|HAMAP-Rule:MF_00197}; DE EC=5.1.1.7 {ECO:0000255|HAMAP-Rule:MF_00197}; DE AltName: Full=PLP-independent amino acid racemase {ECO:0000255|HAMAP-Rule:MF_00197}; GN Name=dapF {ECO:0000255|HAMAP-Rule:MF_00197}; GN OrderedLocusNames=YpAngola_A0541; OS Yersinia pestis bv. Antiqua (strain Angola). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales; OC Yersiniaceae; Yersinia. OX NCBI_TaxID=349746; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=Angola; RX PubMed=20061468; DOI=10.1128/jb.01518-09; RA Eppinger M., Worsham P.L., Nikolich M.P., Riley D.R., Sebastian Y., Mou S., RA Achtman M., Lindler L.E., Ravel J.; RT "Genome sequence of the deep-rooted Yersinia pestis strain Angola reveals RT new insights into the evolution and pangenome of the plague bacterium."; RL J. Bacteriol. 192:1685-1699(2010). 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:0000255|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; Evidence={ECO:0000255|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:0000255|HAMAP-Rule:MF_00197}. CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00197}. CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00197}. CC -!- SIMILARITY: Belongs to the diaminopimelate epimerase family. CC {ECO:0000255|HAMAP-Rule:MF_00197}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; CP000901; ABX87783.1; -; Genomic_DNA. DR RefSeq; WP_002211471.1; NZ_CP009935.1. DR AlphaFoldDB; A9R8K5; -. DR SMR; A9R8K5; -. DR GeneID; 66843405; -. DR KEGG; ypg:YpAngola_A0541; -. DR PATRIC; fig|349746.12.peg.1487; -. DR UniPathway; UPA00034; UER00025. 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; 1. DR PROSITE; PS01326; DAP_EPIMERASE; 1. PE 3: Inferred from homology; KW Amino-acid biosynthesis; Cytoplasm; Isomerase; Lysine biosynthesis. FT CHAIN 1..274 FT /note="Diaminopimelate epimerase" FT /id="PRO_1000099275" FT ACT_SITE 73 FT /note="Proton donor" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" FT ACT_SITE 217 FT /note="Proton acceptor" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" FT BINDING 11 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" FT BINDING 44 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" FT BINDING 64 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" FT BINDING 74..75 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" FT BINDING 157 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" FT BINDING 190 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" FT BINDING 208..209 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" FT BINDING 218..219 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" FT SITE 159 FT /note="Could be important to modulate the pK values of the FT two catalytic cysteine residues" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" FT SITE 208 FT /note="Could be important to modulate the pK values of the FT two catalytic cysteine residues" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" FT SITE 268 FT /note="Important for dimerization" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00197" SQ SEQUENCE 274 AA; 30252 MW; 8B66E79E67EB9FF1 CRC64; MQFSKMHGLG NDFMVVDAVT QNVYFSPELI RRLADRHTGV GFDQMLVVEP PYDPELDFHY RIFNADGSEV SQCGNGARCF ARFVRLKGLT NKREISVSTQ TGRMILSVTE DEQVCVNMGE PDFEPQTVPF RAAKAEKTYI LRAAEHTVLC GVVSMGNPHC VMQVDDVSVA NVALLGPVLE NHERFPERAN IGFMQVVSRD HIRLRVYERG AGETQACGSG ACAAVAVGVV QDLLNENVHV ELPGGSLHIR WQGPGHPLYM TGPATHVYDG FIHL //