MAO1_KLEP3
ID MAO1_KLEP3 Reviewed; 565 AA.
AC B5XX25;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 25-NOV-2008, sequence version 1.
DT 03-AUG-2022, entry version 72.
DE RecName: Full=NAD-dependent malic enzyme {ECO:0000255|HAMAP-Rule:MF_01619};
DE Short=NAD-ME {ECO:0000255|HAMAP-Rule:MF_01619};
DE EC=1.1.1.38 {ECO:0000255|HAMAP-Rule:MF_01619};
GN Name=maeA {ECO:0000255|HAMAP-Rule:MF_01619}; OrderedLocusNames=KPK_2508;
OS Klebsiella pneumoniae (strain 342).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Klebsiella/Raoultella group; Klebsiella.
OX NCBI_TaxID=507522;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=342;
RX PubMed=18654632; DOI=10.1371/journal.pgen.1000141;
RA Fouts D.E., Tyler H.L., DeBoy R.T., Daugherty S., Ren Q., Badger J.H.,
RA Durkin A.S., Huot H., Shrivastava S., Kothari S., Dodson R.J., Mohamoud Y.,
RA Khouri H., Roesch L.F.W., Krogfelt K.A., Struve C., Triplett E.W.,
RA Methe B.A.;
RT "Complete genome sequence of the N2-fixing broad host range endophyte
RT Klebsiella pneumoniae 342 and virulence predictions verified in mice.";
RL PLoS Genet. 4:E1000141-E1000141(2008).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(S)-malate + NAD(+) = CO2 + NADH + pyruvate;
CC Xref=Rhea:RHEA:12653, ChEBI:CHEBI:15361, ChEBI:CHEBI:15589,
CC ChEBI:CHEBI:16526, ChEBI:CHEBI:57540, ChEBI:CHEBI:57945; EC=1.1.1.38;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01619};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H(+) + oxaloacetate = CO2 + pyruvate; Xref=Rhea:RHEA:15641,
CC ChEBI:CHEBI:15361, ChEBI:CHEBI:15378, ChEBI:CHEBI:16452,
CC ChEBI:CHEBI:16526; EC=1.1.1.38; Evidence={ECO:0000255|HAMAP-
CC Rule:MF_01619};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01619};
CC Name=Mn(2+); Xref=ChEBI:CHEBI:29035;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01619};
CC Note=Divalent metal cations. Prefers magnesium or manganese.
CC {ECO:0000255|HAMAP-Rule:MF_01619};
CC -!- SUBUNIT: Homotetramer. {ECO:0000255|HAMAP-Rule:MF_01619}.
CC -!- SIMILARITY: Belongs to the malic enzymes family. {ECO:0000255|HAMAP-
CC Rule:MF_01619}.
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DR EMBL; CP000964; ACI11794.1; -; Genomic_DNA.
DR AlphaFoldDB; B5XX25; -.
DR SMR; B5XX25; -.
DR EnsemblBacteria; ACI11794; ACI11794; KPK_2508.
DR KEGG; kpe:KPK_2508; -.
DR HOGENOM; CLU_011405_5_2_6; -.
DR OMA; QMWDPVY; -.
DR OrthoDB; 654531at2; -.
DR Proteomes; UP000001734; Chromosome.
DR GO; GO:0004471; F:malate dehydrogenase (decarboxylating) (NAD+) activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0051287; F:NAD binding; IEA:InterPro.
DR GO; GO:0008948; F:oxaloacetate decarboxylase activity; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.50.10380; -; 1.
DR HAMAP; MF_01619; NAD_malic_enz; 1.
DR InterPro; IPR046346; Aminiacid_DH-like_N_sf.
DR InterPro; IPR015884; Malic_enzyme_CS.
DR InterPro; IPR012301; Malic_N_dom.
DR InterPro; IPR037062; Malic_N_dom_sf.
DR InterPro; IPR012302; Malic_NAD-bd.
DR InterPro; IPR001891; Malic_OxRdtase.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR InterPro; IPR023667; NAD_malic_enz_proteobac.
DR Pfam; PF00390; malic; 1.
DR Pfam; PF03949; Malic_M; 1.
DR PIRSF; PIRSF000106; ME; 1.
DR PRINTS; PR00072; MALOXRDTASE.
DR SMART; SM01274; malic; 1.
DR SMART; SM00919; Malic_M; 1.
DR SUPFAM; SSF51735; SSF51735; 1.
DR SUPFAM; SSF53223; SSF53223; 1.
DR PROSITE; PS00331; MALIC_ENZYMES; 1.
PE 3: Inferred from homology;
KW Metal-binding; NAD; Oxidoreductase.
FT CHAIN 1..565
FT /note="NAD-dependent malic enzyme"
FT /id="PRO_1000186000"
FT ACT_SITE 104
FT /note="Proton donor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01619"
FT ACT_SITE 175
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01619"
FT BINDING 157
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01619"
FT BINDING 246
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01619"
FT BINDING 247
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01619"
FT BINDING 270
FT /ligand="a divalent metal cation"
FT /ligand_id="ChEBI:CHEBI:60240"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01619"
FT BINDING 270
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01619"
FT BINDING 418
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01619"
FT SITE 270
FT /note="Important for activity"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01619"
SQ SEQUENCE 565 AA; 62732 MW; 2FB1B3FC550D3017 CRC64;
MQFTHKKNRS LYIPYAGPVL LEFPLLNKGS AFSLEERSNF NLLGLLPEVV ETIEEQAERA
WIQYQGFKTE IDKHIYLRNI QDTNETLFYR LIGNHLEEMM PVIYTPTVGA ACERFSEIYR
RARGVFISYQ NRHNLDDILQ NVPNHNVKVI VVTDGERILG LGDQGIGGMG IPIGKLSLYT
TCGGISPAYT LPIVLDVGTN NQQLLDDPLY MGWRHPRITD DEYYQFVDDV IQAIKARWPD
VLLQFEDFAQ KNAMPLLNRY RNEICSFNDD IQGTAAVTVG TLIAASRGAG SQLSEQKIVF
LGAGSAGCGI AEQIIAQIVR EGVSEEEARQ RVFMVDRFGL LTDGMPNLLP FQNKLVQKRE
HLQGWDTTND VLSLLDVVRN VKPNILIGVS GQPGLFTEEI IREMHKHCPR PIVMPLSNPT
SRVEATPQNI LSWTDGEALV ATGSPFAPVT LKGKQYAIAQ CNNSYIFPGI GLGVIASGAS
RVTDEMLMAA SETLAKHSPL VNNGEGPVLP ELKDIQTVSR AIAFAVGKVA QEQGVAVKTS
AEALLQAISD NFWLPEYRNY RRTSI
