ID N8PYH6_9GAMM Unreviewed; 284 AA.
AC N8PYH6;
DT 26-JUN-2013, integrated into UniProtKB/TrEMBL.
DT 26-JUN-2013, sequence version 1.
DT 24-JAN-2024, entry version 45.
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=F991_00701 {ECO:0000313|EMBL:ENU31556.1};
OS Acinetobacter sp. CIP-A165.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC Acinetobacter.
OX NCBI_TaxID=40373 {ECO:0000313|EMBL:ENU31556.1, ECO:0000313|Proteomes:UP000013225};
RN [1] {ECO:0000313|EMBL:ENU31556.1, ECO:0000313|Proteomes:UP000013225}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CIP A165 {ECO:0000313|EMBL:ENU31556.1,
RC ECO:0000313|Proteomes:UP000013225};
RG The Broad Institute Genome Sequencing Platform;
RG The Broad Institute Genome Sequencing Center for Infectious Disease;
RA Cerqueira G., Feldgarden M., Courvalin P., Perichon B.,
RA Grillot-Courvalin C., Clermont D., Rocha E., Yoon E.-J., Nemec A.,
RA Walker B., Young S.K., Zeng Q., Gargeya S., Fitzgerald M., Haas B.,
RA Abouelleil A., Alvarado L., Arachchi H.M., Berlin A.M., Chapman S.B.,
RA Dewar J., Goldberg J., Griggs A., Gujja S., Hansen M., Howarth C.,
RA Imamovic A., Larimer J., McCowan C., Murphy C., Neiman D., Pearson M.,
RA Priest M., Roberts A., Saif S., Shea T., Sisk P., Sykes S., Wortman J.,
RA Nusbaum C., Birren B.;
RT "The Genome Sequence of Acinetobacter sp. CIP A165.";
RL Submitted (FEB-2013) 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: 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:ENU31556.1}.
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DR EMBL; APOK01000012; ENU31556.1; -; Genomic_DNA.
DR RefSeq; WP_004668964.1; NZ_KB849201.1.
DR AlphaFoldDB; N8PYH6; -.
DR PATRIC; fig|40373.3.peg.671; -.
DR eggNOG; COG0253; Bacteria.
DR HOGENOM; CLU_053306_1_1_6; -.
DR UniPathway; UPA00034; UER00025.
DR Proteomes; UP000013225; 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; 1.
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}.
FT ACT_SITE 75
FT /evidence="ECO:0000256|PROSITE-ProRule:PRU10125"
FT ACT_SITE 75
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT ACT_SITE 223
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 13
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 46
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 66
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 76..77
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 163
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 196
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 214..215
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT BINDING 224..225
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
FT SITE 165
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 214
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 273
FT /note="Important for dimerization"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00197"
SQ SEQUENCE 284 AA; 31516 MW; BB86C83D485E430F CRC64;
MYLEFTKMHG LGNDFMVVDL ITQRAYLDTV TIQRLADRHF GVGFDQLLIV EPPDFPDVDF
KYRIFNADGS EVEQCGNGVR CFARFVHERR LTTKTKIRVQ TKAGIVEPEL GANGLVRVNM
GYPKFLPQEI PFLTDAHEDA EGLYALGLAN DKSINIDVVN MGNPHAVTIV PDVLTADVAG
MGPQVESHVR FPQRVNAGFM QILDEKHVRL RVFERGVGET LACGTGACAA AVSGMRRGLL
ASEVEVQLAG GKLHIVWREG DVVWMTGPTT HVYDARLDLR YFQG
//