ID   MQO_NEIMB               Reviewed;         488 AA.
AC   Q9JXD7;
DT   01-NOV-2002, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2000, sequence version 1.
DT   25-MAY-2022, entry version 101.
DE   RecName: Full=Probable malate:quinone oxidoreductase {ECO:0000255|HAMAP-Rule:MF_00212};
DE            EC=1.1.5.4 {ECO:0000255|HAMAP-Rule:MF_00212};
DE   AltName: Full=MQO {ECO:0000255|HAMAP-Rule:MF_00212};
DE   AltName: Full=Malate dehydrogenase [quinone] {ECO:0000255|HAMAP-Rule:MF_00212};
GN   Name=mqo {ECO:0000255|HAMAP-Rule:MF_00212}; OrderedLocusNames=NMB2096;
OS   Neisseria meningitidis serogroup B (strain MC58).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Neisseriales; Neisseriaceae;
OC   Neisseria.
OX   NCBI_TaxID=122586;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MC58;
RX   PubMed=10710307; DOI=10.1126/science.287.5459.1809;
RA   Tettelin H., Saunders N.J., Heidelberg J.F., Jeffries A.C., Nelson K.E.,
RA   Eisen J.A., Ketchum K.A., Hood D.W., Peden J.F., Dodson R.J., Nelson W.C.,
RA   Gwinn M.L., DeBoy R.T., Peterson J.D., Hickey E.K., Haft D.H.,
RA   Salzberg S.L., White O., Fleischmann R.D., Dougherty B.A., Mason T.M.,
RA   Ciecko A., Parksey D.S., Blair E., Cittone H., Clark E.B., Cotton M.D.,
RA   Utterback T.R., Khouri H.M., Qin H., Vamathevan J.J., Gill J., Scarlato V.,
RA   Masignani V., Pizza M., Grandi G., Sun L., Smith H.O., Fraser C.M.,
RA   Moxon E.R., Rappuoli R., Venter J.C.;
RT   "Complete genome sequence of Neisseria meningitidis serogroup B strain
RT   MC58.";
RL   Science 287:1809-1815(2000).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(S)-malate + a quinone = a quinol + oxaloacetate;
CC         Xref=Rhea:RHEA:46012, ChEBI:CHEBI:15589, ChEBI:CHEBI:16452,
CC         ChEBI:CHEBI:24646, ChEBI:CHEBI:132124; EC=1.1.5.4;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00212};
CC   -!- COFACTOR:
CC       Name=FAD; Xref=ChEBI:CHEBI:57692;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00212};
CC   -!- PATHWAY: Carbohydrate metabolism; tricarboxylic acid cycle;
CC       oxaloacetate from (S)-malate (quinone route): step 1/1.
CC       {ECO:0000255|HAMAP-Rule:MF_00212}.
CC   -!- SIMILARITY: Belongs to the MQO family. {ECO:0000255|HAMAP-
CC       Rule:MF_00212}.
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DR   EMBL; AE002098; AAF42413.1; -; Genomic_DNA.
DR   PIR; A81006; A81006.
DR   RefSeq; NP_275084.1; NC_003112.2.
DR   RefSeq; WP_002219978.1; NC_003112.2.
DR   AlphaFoldDB; Q9JXD7; -.
DR   STRING; 122586.NMB2096; -.
DR   PaxDb; Q9JXD7; -.
DR   EnsemblBacteria; AAF42413; AAF42413; NMB2096.
DR   KEGG; nme:NMB2096; -.
DR   PATRIC; fig|122586.8.peg.2679; -.
DR   HOGENOM; CLU_028151_0_0_4; -.
DR   OMA; PHLDTRW; -.
DR   UniPathway; UPA00223; UER01008.
DR   Proteomes; UP000000425; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IBA:GO_Central.
DR   GO; GO:0052589; F:malate dehydrogenase (menaquinone) activity; IEA:UniProtKB-EC.
DR   GO; GO:0008924; F:malate dehydrogenase (quinone) activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0016491; F:oxidoreductase activity; IBA:GO_Central.
DR   GO; GO:0006099; P:tricarboxylic acid cycle; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.50.50.60; -; 1.
DR   HAMAP; MF_00212; MQO; 1.
DR   InterPro; IPR036188; FAD/NAD-bd_sf.
DR   InterPro; IPR006231; MQO.
DR   Pfam; PF06039; Mqo; 1.
DR   SUPFAM; SSF51905; SSF51905; 1.
DR   TIGRFAMs; TIGR01320; mal_quin_oxido; 1.
PE   3: Inferred from homology;
KW   FAD; Flavoprotein; Oxidoreductase; Reference proteome;
KW   Tricarboxylic acid cycle.
FT   CHAIN           1..488
FT                   /note="Probable malate:quinone oxidoreductase"
FT                   /id="PRO_0000128724"
SQ   SEQUENCE   488 AA;  53968 MW;  B24FDEC06C63243A CRC64;
     MAEATDVVLV GGGIMSATLG VLLKELEPSW EITLIERLED VALESSNAWN NAGTGHSALC
     ELNYAPLGAN GIIDPARALN IAEQFHVSRQ FWATLVAEGK LEDNSFINAV PHMSLVMNED
     HCSYLQKRYD AFKTQKLFEN MEFSTDRNKI SDWAPLMMRG RDENQPVAAN YSAEGTDVDF
     GRLTRQMVKY LQGKGVKTEF NRHVEDIKRE SDGAWVLKTA DTRNPDGQLT LRTRFLFLGA
     GGGALTLLQK SGIPEGKGYG GFPVSGLFFR NSNPETAEQH NAKVYGQASV GAPPMSVPHL
     DTRNVDGKRH LMFGPYAGFR SNFLKQGSLM DLPLSIHMDN LYPMLCAGWA NMPLTKYLLG
     ELRKTKEERF ASLLEYYPEA NPDDWELITA GQRVQIIKKD SEKGGVLQFG TEIVAHADGS
     LAALLGASPG ASTAVPLMIR LMHQCFPERA PSWEDRLKEL VPGYGIKLNE NPERADEIIA
     YTAKVLDI